The purpose of this study is to evaluate various plant growth regulators and their ability to influence yield and profitability.

2019 Kentucky Corn Plant Growth Regulator Study

We continue to see inconsistent results from plant growth regulators in our PFR studies.

Fall: In-Line Rip, Spring: Vertical-Till/Field Cultivation | 

Pre: 2.5 qt. Acuron®, 1 qt. Cornerstone® Plus Post: 2 oz. Laudis®, 1 pt. Outlook®, 1 qt. Atrazine | 

5 gal. PureGrade® Diamond 6-24-6 In-Furrow, 9 gal. 30-0-0 2x2 | 

Fortified Stimulate® Yield Enhancer Plus In-Furrow, Intensify® In-Furrow, Foliar X-CYTO®

2021 Iowa Corn Thin Stand Management Study - Fungicide Response

2021 Iowa Corn Sulfur Rate & Timing Study

Plant Growth Regulator Study

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