Indiana Corn Nitrogen Management Study - Drip-Irrigation
The purpose of this study is to evaluate utilizing a drip-irrigation system to apply nitrogen and sulfur compared to Beck's standard sidedress application.
- What Beck’s set out to test
- The purpose of this study is to evaluate utilizing a drip-irrigation system to apply nitrogen and sulfur compared to Beck's standard sidedress application.
- What they found
The only difference in the treatments is the method of application. The control received the same amount of water and total pounds of N. The drip line is on 30 in.
2023 Results Observation The only difference in the treatments is the method of application. The control received the same amount of water and total pounds of N. The drip line is on 30 in. centers directly beneath the corn row. 3-Year Nitrogen Management Yield Average CONTROL 60 units UAN & 2 gal. Thio-Sul (12-0-0-26S) 2x2x2 +190 units UAN & 6 gal. Thio-Sul (12-0-0-26S) Sidedress @ V3 DRIP-FERTIGATION 60 units UAN & 2 gal. Thio-Sul (12-0-0-26S) 2x2x2 + 47.5 units UAN & 1.5 gal. Thio-Sul (12-0-0-26S) Drip-Fertigated (4 Applications of Drip-Fertigation V4-VT) *All treatments received a total of 260 units of nitrogen + 23 units of sulfur *All treatments were watered as needed through the drip-irrigation system.
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