| 2010-05-07 |
Herbicide Application |
Sprayed the GLBRC Main Site Treatment G1 all replications (reps 1, rep 3, rep 2, rep 4 and rep5) for weed burndown and preemergence weed control in corn. Roundup PowerMax (gyphosate) was applied at 22 ounces/acre (1.61 L/ha); and Lexar (S-metolachlor (+ safener) + atrazine + mesotrione) was applied at 3 qts/acre (7.01 L/Ha) with 17 lbs / 100 gallons ammonium sulfate. Plots first were sprayed with a headland pass (going east/west) on the south 10' and north 10' and then the remaining area was sprayed (going north/south). Weather conditions: Cloudy and rainy with air temperature of 49 degrees F (9.4°C). Relative Humidity as 79%. Wind was from NE at 5 mph. Time of application was 6:30-8:00 a.m. Equipment Used: JD 5220 tractor traveling 4.6 mph (gear C1, 1450 rpm) with a pull type Top Air Sprayer equipped with a hydraulic centrifugal sprayer pump and a Raven 440 automatic carrier control unit. Turbo TeeJet 11003 nozzles were used, spaced 15 inches apart with a total boom length of 30 feet. 20 psi were used. Water applied at 20 gals/A, (187 L/ha), was used as the carrier. |
| 2010-05-07 |
Herbicide Application |
Sprayed the GLBRC Main Site Treatment G3 all replications (reps 1, rep 2, rep 5, rep 3 and rep4) for weed burndown and preemergence weed control in corn. Roundup PowerMax (gyphosate) was applied at 22 ounces/acre (1.61 L/ha); and Lexar (S-metolachlor (+ safener) + atrazine + mesotrione) was applied at 3 qts/acre (7.01 L/Ha) with 17 lbs / 100 gallons ammonium sulfate. Plots first were sprayed with a headland pass (going east/west) on the south 10' and north 10' and then the remaining area was sprayed (going north/south). Weather conditions: Cloudy and rainy with air temperature of 49 degrees F (9.4°C). Relative Humidity as 79%. Wind was from NE at 5 mph. Time of application was 6:30-8:00 a.m. Equipment Used: JD 5220 tractor traveling 4.6 mph (gear C1, 1450 rpm) with a pull type Top Air Sprayer equipped with a hydraulic centrifugal sprayer pump and a Raven 440 automatic carrier control unit. Turbo TeeJet 11003 nozzles were used, spaced 15 inches apart with a total boom length of 30 feet. 20 psi were used. Water applied at 20 gals/A, (187 L/ha), was used as the carrier. |
| 2008-05-15 |
Herbicide Application |
Sprayed the LTER Main Site, Treatment 3, replications 1-6, for preemergence weed control. Lexar (S-metolachlor (+ safener) + atrazine + mesotrione) was band sprayed at 3 qts/acre (7.1 L/ha) in the sprayed bands. Weather conditions: Partly cloudy with air temperature of 67 degrees F (19.4°C). Relative Humidity was 52%. Wind was calm. Time of application was 6:00 p.m. Equipment Used: JD 5320 tractor traveling 5 mph (gear C1, 1650 rpm) with a 3-point mounted sprayer with a rolling pump (Dempco). Turbo TeeJet 8002 nozzles were used, spaced 15 inches apart with a total boom length of 15 feet; bands were 10 inches wide (25.4 cm) over each of six rows at a time. 30 psi was used. Water applied at 20 gallons/acre (187L/ha) was used as the carrier. Purpose of application: Pre-emergence herbicide application. |
| 2008-05-09 |
Herbicide Application |
Sprayed the LTER Main Site, Treatment 1, replications 2, 3, 4, and 6 were sprayed on May 9, 2008. T1 reps 1 and 5 were sprayed on May 10, 2008. The purpose for the application was preemergence weed control. Lexar (S-metolachlor (+ safener) + atrazine + mesotrione) was applied at 3 qts/acre (7.1 L/ha). May 9, 2008 weather conditions: Partly cloudy with air temperature of 54 degrees F (12.2°C). Relative Humidity was 35%. Wind was out of south at 5-7 mph averaging 6 mph. Time of application was 9:00 a.m. Equipment Used: JD 5320 tractor traveling 5 mph (gear C1, 1650 rpm) with a 3-point mounted sprayer with a rolling pump (Dempco). Turbo TeeJet 8002 nozzles were used, spaced 15 inches apart with a total boom length of 15 feet. 30 psi was used. Water applied at 20 gallons/acre (187L/ha) was used as the carrier. Purpose of application: Pre-emergence herbicide application. G1, G2, and GLBRC boarder rows were sprayed on May 9, 2008.
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| 2008-05-14 |
Herbicide Application |
Sprayed the LTER Main Site, Treatment 2, replications 1-6, for preemergence weed control. Lexar (S-metolachlor (+ safener) + atrazine + mesotrione) was applied at 3 qts/acre (7.1 L/ha).
Weather conditions: Partly cloudy with air temperature of 52 degrees F (11.1°C). Relative Humidity was 32%. Wind was out of south at 5 mph.
Time of application was 9:00 a.m.
Equipment Used: JD 5320 tractor traveling 5 mph (gear C1, 1650 rpm) with a 3-point mounted sprayer with a rolling pump (Dempco). Turbo TeeJet 8002 nozzles were used, spaced 15 inches apart with a total boom length of 15 feet. 30 psi was used. Water applied at 20 gallons/acre (187L/ha) was used as the carrier.
Purpose of application: Pre-emergence herbicide application.
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| 2008-05-15 |
Herbicide Application |
Sprayed the LTER Main Site, Treatment8 NT (4 plots), for preemergence weed control. Lexar (S-metolachlor (+ safener) + atrazine + mesotrione) was applied at 3 qts/acre (7.1 L/ha). Weather conditions: Partly cloudy with air temperature of 42 degrees F (5.6°C). Relative Humidity was 32%. Wind was not detectable at time of application. Time of application was 9:00 a.m. Equipment Used: JD 5320 tractor traveling 5 mph (gear C1, 1650 rpm) with a 3-point mounted sprayer with a rolling pump (Dempco). Turbo TeeJet 8002 nozzles were used, spaced 15 inches apart with a total boom length of 15 feet. 30 psi was used. Water applied at 20 gallons/acre (187L/ha) was used as the carrier. Purpose of application: Pre-emergence herbicide application. |
| 2008-06-06 |
Herbicide Application |
Sprayed the LTER Main Site, Lysimeter field, east 2/3 of field due to crabgrass emergence with preemergence weed control. Lexar (S-metolachlor (+ safener) + atrazine + mesotrione) was applied at 1 1/2 qts/acre (3.5 L/ha). Weather conditions: Partly cloudy with air temperature of 57 degrees F (13.9°C). Relative Humidity was 48%. Wind was from the north west at 7 mph. Time of application was 10:00 a.m. Equipment Used: JD 5320 tractor traveling 5 mph (gear C1, 1650 rpm) with a 3-point mounted sprayer with a rolling pump (Dempco). Turbo TeeJet 8002 nozzles were used, spaced 15 inches apart with a total boom length of 15 feet. 30 psi was used. Water applied at 20 gallons/acre (187L/ha) was used as the carrier. Purpose of application: Pre-emergence herbicide application for crabgrass control. |
| 2008-05-29 |
Herbicide Application |
Sprayed the LTER Main Site, Lysimeter field, for preemergence weed control. Lexar (S-metolachlor (+ safener) + atrazine + mesotrione) was applied at 3 qts/acre (7.1 L/ha). Weather conditions: Partly cloudy with air temperature of 69 degrees F (20.6°C). Relative Humidity was 55%. Wind was calm. Time of application was 6:00 p.m. Equipment Used: JD 5320 tractor traveling 5 mph (gear C1, 1650 rpm) with a 3-point mounted sprayer with a rolling pump (Dempco). Turbo TeeJet 8002 nozzles were used, spaced 15 inches apart with a total boom length of 15 feet. 30 psi was used. Water applied at 20 gallons/acre (187L/ha) was used as the carrier. Purpose of application: Pre-emergence herbicide application. |
| 2008-05-15 |
Herbicide Application |
Sprayed the LTER Main Site, Nitrogen rate study, for preemergence weed control. Lexar (S-metolachlor (+ safener) + atrazine + mesotrione) was applied at 3 qts/acre (7.1 L/ha). Weather conditions: Partly cloudy with air temperature of 52 degrees F (11.1°C). Relative Humidity was 45%. Wind was from the west at 5 mph. Time of application was 12:00 noon. Equipment Used: JD 5320 tractor traveling 5 mph (gear C1, 1650 rpm) with a 3-point mounted sprayer with a rolling pump (Dempco). Turbo TeeJet 8002 nozzles were used, spaced 15 inches apart with a total boom length of 15 feet. 30 psi was used. Water applied at 20 gallons/acre (187L/ha) was used as the carrier. Purpose of application: Pre-emergence herbicide application. |
| 2009-06-15 |
Herbicide Application |
Sprayed the LTER main site, European Corn Borer Study (ECB), for preemergence weed control. Lexar (S-metolachlor (+ safener) + atrazine + mesotrione) was applied at 3 qts/acre with 17% ammonium sulfate. Weather conditions: Cloudy with air temperature of 74 degrees F (23°C). Relative Humidity was 49%. Wind was from east at 6 mph with a 10 minute average of 7 mph. Time of application was 6:00 pm. Equipment Used: JD 5220 tractor traveling 4.8 mph (gear C1, 1550 rpm) with a pull type Top Air Sprayer equipped with a hydraulic centrifugal sprayer pump and a Raven 440 automatic carrier control unit. Turbo TeeJet 11003 wide angle flat spray nozzles were used, spaced 15 inches apart with a total boom length of 30 feet. 20-30 psi were used. Water applied at 20 gals/A, (187 L/ha), was used as the carrier. |
| 2009-05-12 |
Herbicide Application |
Sprayed the GLBRC main site, treatment G1 replications 1-5 for weed burndown and preemergence weed control. Roundup Original Max 5.5L (gyphosate) was applied at 1 quart/acre (3.87 L/ha); 2,4-D ester at 16 ounces/acre (1.98 L/ha) and Lexar (S-metolachlor (+ safener) + atrazine + mesotrione) was applied at 3 qts/acre with 17 lbs / 100 gallons ammonium sulfate. Weather conditions: Sunny with air temperature of 66 degrees F (19°C). Relative Humidity was 28%. Wind was from ESE at 5 mph. Time of application was 3:30 p.m. Equipment Used: JD 5220 tractor traveling 4.8 mph (gear C1, 1550 rpm) with a pull type Top Air Sprayer equipped with a hydraulic centrifugal sprayer pump and a Raven 440 automatic carrier control unit. Turbo TeeJet 11003 nozzles were used, spaced 15 inches apart with a total boom length of 30 feet. 20-30 psi were used. Water applied at 20 gals/A, (187 L/ha), was used as the carrier. |
| 2008-06-25 |
Herbicide Application |
Sprayed the LTER Main Site, Cellulosic Biofuels Study, all treatments and all replications for preemergence weed control. Lexar (S-metolachlor (+ safener) + atrazine + mesotrione) was broadcast sprayed at 3 qts/acre (7.1 L/ha). Weather conditions: Partly cloudy with air temperature of 68 degrees F (20.0°C). Relative Humidity was 50%. Wind was calm. Time of application was 10:00 a.m. Equipment Used: JD 5320 tractor traveling 5 mph (gear C1, 1650 rpm) with a 3-point mounted sprayer with a rolling pump (Dempco). Turbo TeeJet 8002 nozzles were used, spaced 15 inches apart with a total boom length of 15 feet. 30 psi was used. Water applied at 20 gallons/acre (187L/ha) was used as the carrier. Purpose of application: Pre-emergence herbicide application. |
| 2009-05-12 |
Herbicide Application |
Sprayed the GLBRC main site, treatment G4 replications 1-5 for weed burndown and preemergence weed control. Roundup Original Max 5.5L (gyphosate) was applied at 1 quart/acre (3.87 L/ha); 2,4-D ester at 16 ounces/acre (1.98 L/ha) and Lexar (S-metolachlor (+ safener) + atrazine + mesotrione) was applied at 3 qts/acre with 17 lbs / 100 gallons ammonium sulfate. Weather conditions: Sunny with air temperature of 66 degrees F (19°C). Relative Humidity was 28%. Wind was from ESE at 5 mph. Time of application was 3:30 p.m. Equipment Used: JD 5220 tractor traveling 4.8 mph (gear C1, 1550 rpm) with a pull type Top Air Sprayer equipped with a hydraulic centrifugal sprayer pump and a Raven 440 automatic carrier control unit. Turbo TeeJet 11003 nozzles were used, spaced 15 inches apart with a total boom length of 30 feet. 20-30 psi were used. Water applied at 20 gals/A, (187 L/ha), was used as the carrier. |
| 2010-05-07 |
Herbicide Application |
Sprayed the GLBRC Main Site Treatment corn trap/bait crop on east and south border of field for weed burndown and preemergence weed control in corn. Roundup PowerMax (gyphosate) was applied at 22 ounces/acre (1.61 L/ha); and Lexar (S-metolachlor (+ safener) + atrazine + mesotrione) was applied at 3 qts/acre (7.01 L/Ha) with 17 lbs / 100 gallons ammonium sulfate. Weather conditions: Cloudy and rainy with air temperature of 49 degrees F (9.4°C). Relative Humidity as 79%. Wind was from NE at 5 mph. Time of application was 6:30-8:00 a.m. Equipment Used: JD 5220 tractor traveling 4.6 mph (gear C1, 1450 rpm) with a pull type Top Air Sprayer equipped with a hydraulic centrifugal sprayer pump and a Raven 440 automatic carrier control unit. Turbo TeeJet 11003 nozzles were used, spaced 15 inches apart with a total boom length of 30 feet. 20 psi were used. Water applied at 20 gals/A, (187 L/ha), was used as the carrier. |
| 2011-05-09 |
Herbicide Application |
Sprayed the GLBRC Main Site Treatment G1, continuous corn, all replications (reps. 4, 3, 1, 5, and 2) for preemergence weed control in corn. Lexar (S-metolachlor (+ safener) + atrazine + mesotrione) [EPA Reg. No. 100-1201] was applied at 3 qts/acre (7.01 L/Ha). Weather conditions: Sunny with air temperature of 62 degrees F (16.7 degrees C). Relative Humidity was 46%. Wind was from E at 10 mph. Time of application was 10:30 a.m. - 12:30 p.m. Equipment Used: JD 5220 tractor traveling 5.0 mph (gear C1, 1600 rpm) with a pull type Top Air Sprayer equipped with a hydraulic centrifugal sprayer pump and a Raven 440 automatic carrier control unit. Turbo TeeJet 11003 nozzles were used, spaced 15 inches apart with a total boom length of 30 feet. 20 psi were used. Water applied at 20 gals/A, (187 L/ha), was used as the carrier.
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| 2011-05-09 |
Herbicide Application |
Sprayed the GLBRC Main Site Treatment G2, rotational corn, all replications (reps. 5, 2, 3, 4, and 1) for preemergence weed control in corn. Lexar (S-metolachlor (+ safener) + atrazine + mesotrione) [EPA Reg. No. 100-1201] was applied at 3 qts/acre (7.01 L/Ha). Treatment G2 had headland passes made on the N and S side of the plots first which were approximately 10' wide, followed by spraying the main plot area in three passes of the sprayer. Weather conditions: Sunny with air temperature of 62 degrees F (16.7 degrees C). Relative Humidity was 46%. Wind was from E at 10 mph. Time of application was 10:30 a.m. - 12:30 p.m. Equipment Used: JD 5220 tractor traveling 5.0 mph (gear C1, 1600 rpm) with a pull type Top Air Sprayer equipped with a hydraulic centrifugal sprayer pump and a Raven 440 automatic carrier control unit. Turbo TeeJet 11003 nozzles were used, spaced 15 inches apart with a total boom length of 30 feet. 20 psi were used. Water applied at 20 gals/A, (187 L/ha), was used as the carrier. |
| 2011-05-09 |
Herbicide Application |
Sprayed the LTER Main Site Treatment T2 all replications (reps. 5, 2, 3, 4, 1 and 6) for preemergence weed control in corn. Lexar (S-metolachlor (+ safener) + atrazine + mesotrione) [EPA Reg. No. 100-1201] was applied at 3 qts/acre (7.01 L/Ha). No-herbicide microplots (last 33.3' from north) in northwest corner of treatment plots were not sprayed. Weather conditions: Sunny with air temperature of 49 degrees F (9.7 degrees C). Relative Humidity was 64%. Wind was from NE at 4 mph. Time of application was 8:15 a.m. - 10:00 a.m. Equipment Used: JD 5220 tractor traveling 5.0 mph (gear C1, 1600 rpm) with a pull type Top Air Sprayer equipped with a hydraulic centrifugal sprayer pump and a Raven 440 automatic carrier control unit. Turbo TeeJet 11003 nozzles were used, spaced 15 inches apart with a total boom length of 30 feet. 20 psi were used. Water applied at 20 gals/A, (187 L/ha), was used as the carrier.
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| 2011-05-11 |
Herbicide Application |
Sprayed the LTER Main Site Treatment T1, all replications (reps. 6, 5, 1, 4, 2, and 3) for preemergence weed control in corn. Lexar (S-metolachlor (+ safener) + atrazine + mesotrione) [EPA Reg. No. 100-1201] was applied at 3 qts/acre (7.01 L/Ha). Weather conditions: Sunny with air temperature of 59-77 degrees F (15 - 25 degrees C). Relative Humidity was 60-62%. Wind was from E at 2 - 4 mph. Time of application was 7:15 a.m. - 11:15 a.m. Equipment Used: JD 5220 tractor traveling 5.0 mph (gear C1, 1600 rpm) with a pull type Top Air Sprayer equipped with a hydraulic centrifugal sprayer pump and a Raven 440 automatic carrier control unit. Turbo TeeJet 11003 nozzles were used, spaced 15 inches apart with a total boom length of 30 feet. 20 psi were used. Water applied at 20 gals/A, (187 L/ha), was used as the carrier.
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| 2011-05-11 |
Herbicide Application |
Sprayed the LTER Main Site Fertility Gradient Study, both irrigated and rainfed, and also the Lysimeter field, for preemergence weed control in corn. Lexar (S-metolachlor (+ safener) + atrazine + mesotrione) [EPA Reg. No. 100-1201] was applied at 3 qts/acre (7.01 L/Ha). For the Lysimeter field, the last pass to the N was centered on the alleyway between T4R6 and T6R6, which puts the N edge of the field 15 feet to the N of that centerline. Weather conditions: Sunny to partly sunny with air temperature of 80 degrees F (27 degrees C) at start. Relative Humidity was 55%. Wind was from NE at 5 mph. Time of application was 1:30 p.m. - 4:00 p.m. Equipment Used: JD 5220 tractor traveling 5.0 mph (gear C1, 1600 rpm) with a pull type Top Air Sprayer equipped with a hydraulic centrifugal sprayer pump and a Raven 440 automatic carrier control unit. Turbo TeeJet 11003 nozzles were used, spaced 15 inches apart with a total boom length of 30 feet. 20 psi were used. Water applied at 20 gals/A, (187 L/ha), was used as the carrier. |
| 2011-06-21 |
Herbicide Application |
Sprayed LEXAR on the following fields: Lysimeter field, north end only, from alley to the south of the T2R6 plot up to the northern alley; FSC field B-0; GLBRC Main Site replicate 6 plots, the 4th, 5th, and 6th plots from the west end of replicate 6, LTER Main Site Cellulosic Ethanol, plots CE301, CE401, and CE403. Lexar (S-metolachlor (+ safener) + atrazine + mesotrione) [EPA Reg. No. 100-1201] was applied at 2.5 qts/acre (5.84 L/Ha). Weather conditions were sunny, temperatures of 82-85 degrees F, wind was variable 0-6 mph from the S-SE, relative humidity was 80-77%. Equipment Used: JD 5220 tractor traveling 4.6 mph (gear C1, 1450 rpm) with a pull type Top Air Sprayer equipped with a hydraulic centrifugal sprayer pump and a Raven 440 automatic carrier control unit. Turbo TeeJet 11003 nozzles were used, spaced 15 inches apart with a total boom length of 30 feet. 20 psi were used. Water applied at 20 gals/A, (187 L/ha), was used as the carrier. |
| 2011-06-20 |
Herbicide Application |
Sprayed the LTER Treatment T8nt, all replications (reps. 1, 2, 3, and 4) for postemergence weed control in corn. Lexar (S-metolachlor (+ safener) + atrazine + mesotrione) [EPA Reg. No. 100-1201] was applied at 3 qts/acre (7.01 L/Ha), Roundup Power Max (glyphosate [EPA 524-549]) at 22 oz/A and Ammonium Sulfate (CAS 7783-20-2) at 3.4 lbs/A. Equipment Used: JD 5220 tractor traveling 5.0 mph (gear C1, 1600 rpm) with a pull type Top Air Sprayer equipped with a hydraulic centrifugal sprayer pump and a Raven 440 automatic carrier control unit. Turbo TeeJet 11003 nozzles were used, spaced 15 inches apart with a total boom length of 30 feet. 20 psi were used. Water applied at 20 gals/A, (187 L/ha), was used as the carrier. Weather conditions: 70 degrees F, 85% relative humidity, winds from SE at 2-7 mph. Time of application: 1 p.m. - 4 p.m.
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| 2011-06-21 |
Herbicide Application |
Sprayed the Cellulosic Ethanol Study, corn treatments, all replications CE1 (plots 108, 202, 304, and 401) and CE3 (plots 105, 207, 301, and 403) for postemergence weed control in corn. Plots were sprayed over several days with Lexar (S-metolachlor (+ safener) + atrazine + mesotrione) [EPA Reg. No. 100-1201] at 3 qts/acre (7.01 L/Ha), Roundup Power Max (EPA Reg. No. 524-549) (Glyphosate: N-(phosphonomethyl) glycine, in the form of its potassium salt, 48.7%) at 22 oz/A, and Ammonium Sulfate (sprayable, CAS #7783-20-2) at 3.4 lbs/A with the Lexar being applied either solo or as a tank mix with the Roundup + AMS, depending on what was available in the spray tank at that time. Spray dates were 6/17, 6/20 and 6/21. All plots received the final spray amounts of Lexar at 3 qts/A, Roundup PowerMax at 22 oz/A and AMS at 3.4 lbs/A. Weather conditions depended on the day. Equipment Used: JD 5220 tractor traveling 4.6 mph (gear C1, 1400 rpm) with a pull type Top Air Sprayer equipped with a hydraulic centrifugal sprayer pump and a Raven 440 automatic carrier control unit. Turbo TeeJet 11003 nozzles were used, spaced 15 inches apart with a total boom length of 30 feet. 20 psi were used. Water applied at 20 gals/A, (187 L/ha), was used as the carrier.
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| 2011-06-21 |
Herbicide Application |
Sprayed the Cellulosic Ethanol Study, corn treatments, all replications CES1 (plots 108, 202, 304, and 401) and CES3 (plots 105, 207, 301, and 403) for postemergence weed control in corn. Plots were sprayed over several days with Lexar (S-metolachlor (+ safener) + atrazine + mesotrione) [EPA Reg. No. 100-1201] at 3 qts/acre (7.01 L/Ha), Roundup Power Max (EPA Reg. No. 524-549) (Glyphosate: N-(phosphonomethyl) glycine, in the form of its potassium salt, 48.7%) at 22 oz/A, and Ammonium Sulfate (sprayable, CAS #7783-20-2) at 3.4 lbs/A with the Lexar being applied either solo or as a tank mix with the Roundup + AMS, depending on what was available in the spray tank at that time. Spray dates were 6/17, 6/20 and 6/21. All plots received the final spray amounts of Lexar at 3 qts/A, Roundup PowerMax at 22 oz/A and AMS at 3.4 lbs/A. Weather conditions depended on the day. Equipment Used: JD 5220 tractor traveling 4.6 mph (gear C1, 1400 rpm) with a pull type Top Air Sprayer equipped with a hydraulic centrifugal sprayer pump and a Raven 440 automatic carrier control unit. Turbo TeeJet 11003 nozzles were used, spaced 15 inches apart with a total boom length of 30 feet. 20 psi were used. Water applied at 20 gals/A, (187 L/ha), was used as the carrier.
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| 2011-06-20 |
Herbicide Application |
Sprayed the INTERACTION Field (FSC field B-3), all plots, for postemergence weed control in corn. Lexar (S-metolachlor (+ safener) + atrazine + mesotrione) [EPA Reg. No. 100-1201] was applied at 3 qts/acre (7.01 L/Ha), Roundup Power Max (glyphosate [EPA 524-549]) at 22 oz/A and Ammonium Sulfate (CAS 7783-20-2) at 3.4 lbs/A. Fields were sprayed N-S directions with 7' wide headland passes being made on E and W sides. Equipment Used: JD 5220 tractor traveling 5.0 mph (gear C1, 1600 rpm) with a pull type Top Air Sprayer equipped with a hydraulic centrifugal sprayer pump and a Raven 440 automatic carrier control unit. Turbo TeeJet 11003 nozzles were used, spaced 15 inches apart with a total boom length of 30 feet. 20 psi were used. Water applied at 20 gals/A, (187 L/ha), was used as the carrier. Weather conditions: 70 degrees F, 85% relative humidity, winds from SE at 2-7 mph. Time of application: 1 p.m. - 4 p.m.
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| 2011-06-17 |
Herbicide Application |
Sprayed the LTER Main Site treatment T3, all replications (reps 1, 3, 2, 4, 5 and 6), for post emergence weed control in corn. Lexar (S-metolachlor (+ safener) + atrazine + mesotrione) [EPA Reg. No. 100-1201] was applied at 3 qts/acre, Roundup Power Max (glyphosate [EPA 524-549]) at 22 oz/A, and Ammonium Sulfate (CAS 7783-20-2) at 3.4 pound/A in 20 gallons/A of water. Weather conditions: Partly sunny, 80 degrees F, 55% relative humidity, winds NE at 3 mph. Time of application: 6:00 p.m. - 8:00 p.m. |
| 2012-05-14 |
Herbicide Application |
Sprayed the GLBRC Main Site Treatment G1, all replications (reps. 1, 2, 3, 4 and 5) for pre-emergence weed control using Lexar (S-metolachlor (+ safener) + atrazine + mesotrione) [EPA Reg. No. 100-1201] applied at 3 qts/acre (7.01 L/Ha). Weather conditions: Sunny with air temperature of 68 degrees F (20 degrees C). Relative Humidity was 96%. Wind was from calm and from the northwest at 0 mph (10 minute average). Time of application was 11:00 a.m. - 1:30 p.m. Equipment Used: JD 5220 tractor traveling 3.9 mph (gear B3, 1600 rpm) with a pull type Top Air Sprayer equipped with a hydraulic centrifugal sprayer pump and a Raven 440 automatic carrier control unit. Turbo TeeJet 11003 nozzles were used, spaced 15 inches apart with a total boom length of 30 feet. 20 psi were used. Water applied at 20 gals/A, (187 L/ha), was used as the carrier. |
| 2012-05-14 |
Herbicide Application |
Sprayed the GLBRC Main Site Treatment G2, all replications (reps. 1, 2, 3, 4 and 5) for pre-emergence weed control using Lexar (S-metolachlor (+ safener) + atrazine + mesotrione) [EPA Reg. No. 100-1201] applied at 3 qts/acre (7.01 L/Ha). Weather conditions: Sunny with air temperature of 68 degrees F (20 degrees C). Relative Humidity was 96%. Wind was from calm and from the northwest at 0 mph (10 minute average). Time of application was 11:00 a.m. - 1:30 p.m. Equipment Used: JD 5220 tractor traveling 3.9 mph (gear B3, 1600 rpm) with a pull type Top Air Sprayer equipped with a hydraulic centrifugal sprayer pump and a Raven 440 automatic carrier control unit. Turbo TeeJet 11003 nozzles were used, spaced 15 inches apart with a total boom length of 30 feet. 20 psi were used. Water applied at 20 gals/A, (187 L/ha), was used as the carrier.
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| 2012-05-14 |
Herbicide Application |
Sprayed the LTER Main Site Treatment Cellulosic Ethanol Study, treatments CES1 and CES2, all replications [CES1 (plots 108, 202, 304, 401), CES2 (plots 112, 210, 312, 402)] for pre-emergence weed control in corn using Lexar (S-metolachlor (+ safener) + atrazine + mesotrione) [EPA Reg. No. 100-1201] applied at 3 qts/acre (7.01 L/Ha). Weather conditions: Sunny with air temperature of 68 degrees F (20 degrees C). Relative Humidity was 96%. Wind was from calm and from the northwest at 0 mph (10 minute average). Time of application was 11:00 a.m. - 1:30 p.m. Equipment Used: JD 5220 tractor traveling 3.9 mph (gear B3, 1600 rpm) with a pull type Top Air Sprayer equipped with a hydraulic centrifugal sprayer pump and a Raven 440 automatic carrier control unit. Turbo TeeJet 11003 nozzles were used, spaced 15 inches apart with a total boom length of 30 feet. 20 psi were used. Water applied at 20 gals/A, (187 L/ha), was used as the carrier.
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| 2012-05-14 |
Herbicide Application |
Sprayed the GLBRC Main Site Treatment G2, all replications (reps. 1, 2, 3, 4 and 5) for pre-emergence weed control using Lexar (S-metolachlor (+ safener) + atrazine + mesotrione) [EPA Reg. No. 100-1201] applied at 3 qts/acre (7.01 L/Ha) and Ignite (Glufosinate-ammonium 24.5%: CAS # 77182-82-2) [EPA Reg. 264-829] at 29 ounces/A (0.35 L/HA). Weather conditions: Sunny with air temperature of 68 degrees F (20 degrees C). Relative Humidity was 96%. Wind was from calm and from the northwest at 0 mph (10 minute average). Time of application was 1:30 -3:00 p.m. Equipment Used: JD 5220 tractor traveling 3.9 mph (gear B3, 1600 rpm) with a pull type Top Air Sprayer equipped with a hydraulic centrifugal sprayer pump and a Raven 440 automatic carrier control unit. Turbo TeeJet 11003 nozzles were used, spaced 15 inches apart with a total boom length of 30 feet. 20 psi were used. Water applied at 20 gals/A, (187 L/ha), was used as the carrier.
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| 2012-05-14 |
Herbicide Application |
Sprayed the GLBRC bait crop area, corn planting only which was the 30' closest to the GLBRC plots on the south, east and north side, for pre-emergence weed control using Lexar (S-metolachlor (+ safener) + atrazine + mesotrione) [EPA Reg. No. 100-1201] applied at 3 qts/acre (7.01 L/Ha) and Ignite (Glufosinate-ammonium 24.5%: CAS # 77182-82-2) [EPA Reg. 264-829] at 29 ounces/A (0.35 L/HA). Weather conditions: Sunny with air temperature of 68 degrees F (20 degrees C). Relative Humidity was 96%. Wind was from calm and from the northwest at 0 mph (10 minute average). Time of application was 1:30 -3:00 p.m. Equipment Used: JD 5220 tractor traveling 3.9 mph (gear B3, 1600 rpm) with a pull type Top Air Sprayer equipped with a hydraulic centrifugal sprayer pump and a Raven 440 automatic carrier control unit. Turbo TeeJet 11003 nozzles were used, spaced 15 inches apart with a total boom length of 30 feet. 20 psi were used. Water applied at 20 gals/A, (187 L/ha), was used as the carrier.
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| 2013-05-09 |
Herbicide Application |
Sprayed the GLBRC Main Site Treatment G1, all replications (reps. 5, 4, 3, 2, 1) for pre-emerge weed control using Lexar at 3qts/A. Weather conditions: Sunny with air temperature of 76 degrees F. Relative Humidity was 34%. Wind was from WNW at 6-8mph. Time of application was 1:30 p.m. - 2:15 p.m. Equipment Used: JD 5220 tractor traveling 5.0 mph (gear C1, 1600 rpm) with a pull type Top Air Sprayer equipped with a hydraulic centrifugal sprayer pump and a John Deere Rate Controller. Turbo TeeJet 11003 nozzles were used, spaced 15 inches apart with a total boom length of 30 feet. 20 psi were used. Water applied at 20 gals/A, (187 L/ha), was used as the carrier.
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| 2013-05-09 |
Herbicide Application |
Sprayed bait crop for pre-emerge weed control where corn was planted. Corn was planted on the north edge of the north side of the GLBRC and then planted in the middle 30' on the east and south side of the site. Sprayed Lexar at a rate of 3 qts/A. Weather conditions were sunny 76 degrees F, 34% Humidity with 6mph wind out of WNW.Equipment Used: JD 5220 tractor traveling 5.0 mph with a pull type Top Air Sprayer equipped with a hydraulic centrifugal sprayer pump and John Deere Rate Controller. Turbo TeeJet 11003 nozzles were used, spaced 15 inches apart with a total boom length of 30 feet. 20 psi were used. Water applied at 20 gals/A, (187 L/ha), was used as the carrier.
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| 2014-05-21 |
Herbicide Application |
Sprayed Interaction plots for pre-emergence weed control where corn was planted with Lexar at a rate of 3 qts/A. Weather conditions at the start 10:25 a.m. were mostly sunny 65 degrees F, 94% humidity with 3-5 mph wind out of W. Conditions at the end 7:10 p.m. were mostly sunny, 79 degrees F, 31% humidity, and 5-8 mph winds out of the W. Equipment Used: JD 5220 tractor traveling 5.0 mph with a pull type Top Air Sprayer equipped with a hydraulic centrifugal sprayer pump and John Deere Rate Controller. Turbo TeeJet 11003 nozzles were used, spaced 15 inches apart with a total boom length of 30 feet. 20 psi were used. Water applied at 20 gals/A, (187 L/ha), was used as the carrier. |
| 2014-05-21 |
Herbicide Application |
Sprayed GLBRC bait crop, the north edge (south half) and two plots in rep 6 (first 2 east of miscanthus) for pre-emergence weed control where corn was planted with Lexar at a rate of 3 qts/A. Weather conditions at the start 10:25 a.m. were mostly sunny 65 degrees F, 94% humidity with 3-5 mph wind out of W. Conditions at the end 7:10 p.m. were mostly sunny, 79 degrees F, 31% humidity, and 5-8 mph winds out of the W. Equipment Used: JD 5220 tractor traveling 5.0 mph with a pull type Top Air Sprayer equipped with a hydraulic centrifugal sprayer pump and John Deere Rate Controller. Turbo TeeJet 11003 nozzles were used, spaced 15 inches apart with a total boom length of 30 feet. 20 psi were used. Water applied at 20 gals/A, (187 L/ha), was used as the carrier. |
| 2014-05-21 |
Herbicide Application |
Sprayed LTER T8-NT's for pre-emergence weed control where corn was planted with Lexar at a rate of 3 qts/A. Weather conditions at the start 10:25 a.m. were mostly sunny 65 degrees F, 94% humidity with 3-5 mph wind out of W. Conditions at the end 7:10 p.m. were mostly sunny, 79 degrees F, 31% humidity, and 5-8 mph winds out of the W. Equipment Used: JD 5220 tractor traveling 5.0 mph with a pull type Top Air Sprayer equipped with a hydraulic centrifugal sprayer pump and John Deere Rate Controller. Turbo TeeJet 11003 nozzles were used, spaced 15 inches apart with a total boom length of 30 feet. 20 psi were used. Water applied at 20 gals/A, (187 L/ha), was used as the carrier. |
| 2014-05-21 |
Herbicide Application |
Sprayed LTER CE study treatments C1 and C2 for pre-emergence weed control where corn was planted with Lexar at a rate of 3 qts/A. Weather conditions at the start 10:25 a.m. were mostly sunny 65 degrees F, 94% humidity with 3-5 mph wind out of W. Conditions at the end 7:10 p.m. were mostly sunny, 79 degrees F, 31% humidity, and 5-8 mph winds out of the W. Equipment Used: JD 5220 tractor traveling 5.0 mph with a pull type Top Air Sprayer equipped with a hydraulic centrifugal sprayer pump and John Deere Rate Controller. Turbo TeeJet 11003 nozzles were used, spaced 15 inches apart with a total boom length of 30 feet. 20 psi were used. Water applied at 20 gals/A, (187 L/ha), was used as the carrier. |
| 2014-05-21 |
Herbicide Application |
Sprayed LTER Main Site Irrigated Fertility Gradient (everything north of trailer and east of trailer) for pre-emergence weed control where corn was planted with Lexar at a rate of 3 qts/A. Weather conditions at the start 10:25 a.m. were mostly sunny 65 degrees F, 94% humidity with 3-5 mph wind out of W. Conditions at the end 7:10 p.m. were mostly sunny, 79 degrees F, 31% humidity, and 5-8 mph winds out of the W. Equipment Used: JD 5220 tractor traveling 5.0 mph with a pull type Top Air Sprayer equipped with a hydraulic centrifugal sprayer pump and John Deere Rate Controller. Turbo TeeJet 11003 nozzles were used, spaced 15 inches apart with a total boom length of 30 feet. 20 psi were used. Water applied at 20 gals/A, (187 L/ha), was used as the carrier. |
| 2014-05-21 |
Herbicide Application |
Sprayed LTER Lysimeter Field for pre-emergence weed control where corn was planted with Lexar at a rate of 3 qts/A. Weather conditions at the start 10:25 a.m. were mostly sunny 65 degrees F, 94% humidity with 3-5 mph wind out of W. Conditions at the end 7:10 p.m. were mostly sunny, 79 degrees F, 31% humidity, and 5-8 mph winds out of the W. Equipment Used: JD 5220 tractor traveling 5.0 mph with a pull type Top Air Sprayer equipped with a hydraulic centrifugal sprayer pump and John Deere Rate Controller. Turbo TeeJet 11003 nozzles were used, spaced 15 inches apart with a total boom length of 30 feet. 20 psi were used. Water applied at 20 gals/A, (187 L/ha), was used as the carrier. |
| 2014-05-21 |
Herbicide Application |
Sprayed LTER Main Site treatment T2 all replications (6, 1, 2, 3, 4, 5) for pre-emergence weed control where corn was planted with Lexar at a rate of 3 qts/A. Weather conditions at the start 10:25 a.m. were mostly sunny 65 degrees F, 94% humidity with 3-5 mph wind out of W. Conditions at the end 7:10 p.m. were mostly sunny, 79 degrees F, 31% humidity, and 5-8 mph winds out of the W. Equipment Used: JD 5220 tractor traveling 5.0 mph with a pull type Top Air Sprayer equipped with a hydraulic centrifugal sprayer pump and John Deere Rate Controller. Turbo TeeJet 11003 nozzles were used, spaced 15 inches apart with a total boom length of 30 feet. 20 psi were used. Water applied at 20 gals/A, (187 L/ha), was used as the carrier. |
| 2014-05-24 |
Herbicide Application |
Sprayed GLBRC Main Site treatment G1 all replications (1, 4, 2, 5, 3,) for pre-emergence weed control where corn was planted. Sprayed with Lexar at 3 qts/A and Roundup Power Max at 21 oz/A and ammonium sulfate at 3.4 lbs/A. Weather conditions at the start 10:00 a.m. were mostly sunny 63 degrees F, 63% humidity with calm wind out of NE. Conditions at the end 8:00 p.m. were mostly sunny, 70 degrees F, 43% humidity, and 1-5 mph winds out of the NW. Equipment Used: JD 5220 tractor traveling 5.0 mph with a pull type Top Air Sprayer equipped with a hydraulic centrifugal sprayer pump and John Deere Rate Controller. Turbo TeeJet 11003 nozzles were used, spaced 15 inches apart with a total boom length of 30 feet. 20 psi were used. Water applied at 20 gals/A, (187 L/ha), was used as the carrier. |
| 2014-05-24 |
Herbicide Application |
Sprayed LTER Main Site treatment T1 all replications (6, 2, 3, 4, 5, 1) for pre-emergence weed control where corn was planted. Sprayed with Lexar at 3 qts/A and Roundup Power Max at 21oz/A and ammonium sulfate at 3.4 lbs/A. Weather conditions at the start 10:00 a.m. were mostly sunny 63 degrees F, 63% humidity with calm wind out of NE. Conditions at the end 8:00 p.m. were mostly sunny, 70 degrees F, 43% humidity, and 1-5 mph winds out of the NW. Equipment Used: JD 5220 tractor traveling 5.0 mph with a pull type Top Air Sprayer equipped with a hydraulic centrifugal sprayer pump and John Deere Rate Controller. Turbo TeeJet 11003 nozzles were used, spaced 15 inches apart with a total boom length of 30 feet. 20 psi were used. Water applied at 20 gals/A, (187 L/ha), was used as the carrier. |
| 2014-05-31 |
Herbicide Application |
Sprayed LTER Main Site Non - Irrigated Fertility Gradient (everything West of trailer) for post-emergence weed control where corn was planted with Lexar at a rate of 3 qts/A, Roundup Power Max at 16 oz/A, and Ammonium Sulfate at 3.4 lbs/A.
Weather conditions: At the start sunny with air temperature of 74 degrees F, humidity was 53 % with 5 mph winds ESE. End of application sunny, 86 degrees F, humidity 33 %, with calm winds Time of application was 10:20 a.m. - 4:15 p.m. Equipment Used: JD 5220 tractor traveling 4.8 mph (gear C1, 1500 rpm) with a pull type Top Air Sprayer equipped with a hydraulic centrifugal sprayer pump and a John Deere Rate Controller. Turbo TeeJet 11003 nozzles were used, spaced 15 inches apart with a total boom length of 30 feet. 20 psi were used. Water applied at 20 gals/A, (187 L/ha), was used as the carrier. |
| 2014-05-31 |
Herbicide Application |
Sprayed GLBRC Bait Crop (East side inside pass, South side both inside and outside pass) for pre - emergence weed control where corn was planted with Lexar at a rate of 3 qts/A, Roundup Power Max at 16 oz/A, and Ammonium Sulfate at 3.4 lbs/A. Weather conditions: At the start sunny with air temperature of 74 degrees F, humidity was 53 % with 5 mph winds ESE. End of application sunny, 86 degrees F, humidity 33 %, with calm winds Time of application was 10:20 a.m. - 4:15 p.m. Equipment Used: JD 5220 tractor traveling 4.8 mph (gear C1, 1500 rpm) with a pull type Top Air Sprayer equipped with a hydraulic centrifugal sprayer pump and a John Deere Rate Controller. Turbo TeeJet 11003 nozzles were used, spaced 15 inches apart with a total boom length of 30 feet. 20 psi were used. Water applied at 20 gals/A, (187 L/ha), was used as the carrier.
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| 2015-05-02 |
Herbicide Application |
Sprayed GLBRC Main Site treatment G1 all replications (5, 4, 1, 2, 3) for pre-emergence weed control where corn was planted. Sprayed with Lexar at 3 qts/A and Roundup Power Max at 22 oz/A and ammonium sulfate at 3.4 lbs/A.
Weather conditions at the start 11:40 a.m. were sunny 66 degrees F, 40% humidity with 4 mph West South West wind. Conditions at the end 2:00 p.m. were sunny, 71 degrees F, 28% humidity, and 4 mph wind South East.
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| 2015-05-02 |
Herbicide Application |
Sprayed GLBRC Bait Crop: North and South perimeter bait crop where corn was planted (middle 30 ft on south side and north 30 ft on North side), third plot from the west in rep 6, and behind the brown house for pre-emergence weed control where corn was planted. Sprayed with Lexar at 3 qts/A and Roundup Power Max at 22 oz/A and ammonium sulfate at 3.4 lbs/A. Weather conditions at the start 11:40 a.m. were sunny 66 degrees F, 40% humidity with 4 mph West South West wind. Conditions at the end 2:00 p.m. were sunny, 71 degrees F, 28% humidity, and 4 mph wind South East. |