The purpose of this study is to evaluate planting intervals after a pre-plant incorporated application of anhydrous ammonia, placed at two different depths and its effect on emergence and yield.

2019 Central Illinois Corn Nitrogen Depth and Timing Study - Anhydrous Ammonia

When NH3 is applied, it expands as it changes from a liquid to a gas. Therefore, the deeper you are able to apply the better off you will be when it comes to root health.

Fall: Chisel, Spring: Field Cultivation | 

Pre: 1 qt. Roundup PowerMAX®, 1.5 qt. Atrazine, 5.6 oz. Corvus® Post: 1 qt. Roundup PowerMAX®, 1 pt. Atrazine, 3 oz. Laudis® | 

190 units NH3 8 in. beneath the rows 6 days before planting, 190 units NH3 4 in. beneath the rows 14 days before planting, 190 units NH3 4 in. beneath the rows 6 days before planting

2021 Iowa Corn Thin Stand Management Study - Fungicide Response

2021 Iowa Corn Sulfur Rate & Timing Study

Nitrogen Depth and Timing Study

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