Research
13 years of corn, soybean, and wheat research from 6 universities. All data browsable and free to use.
Efficacy ratings for 26 products across 7 diseases, real pricing from 3 suppliers, decision frameworks, and an ROI calculator.
View guide →Search and filter all 9,196 yield records by year, university, state, and crop. Sortable table with pagination.
Browse data →Disease Guides
Drill into efficacy ratings, pricing, and spray timing for individual corn diseases.
Top-rated fungicides for tar spot (Phyllachora maydis), pricing per acre, and timing recommendations.
View guide →Fungicide efficacy for gray leaf spot (Cercospora zeae-maydis), pricing per acre, and spray timing.
View guide →Fungicide ratings for NCLB (Exserohilum turcicum), pricing per acre, and timing advice.
View guide →Fungicide efficacy for southern rust (Puccinia polysora), pricing per acre, and reactive spray timing.
View guide →Fungicide ratings, pricing, and timing for anthracnose (Colletotrichum graminicola).
View guide →Fungicide ratings, pricing, and timing for common rust (Puccinia sorghi).
View guide →Fungicide ratings, pricing, and timing for eyespot (Aureobasidium zeae).
View guide →Data Sources
All trial data comes from peer-reviewed university research programs. We compile, structure, and present it — the science belongs to the researchers.
Published Research
20 publications from journals including Plant Disease, Plant Health Progress, PhytoFrontiers, and Phytopathology.
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Halstead Partners builds invoicing and field management software for agricultural drone operations. Our research tools help you make better fungicide decisions. Our products help you run a better business.
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