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Collated and summarized data are available from soybean fungicide small plot trials conducted by Iowa State University faculty and staff, and on-farm trials conducted by the Iowa Soybean Association On-Farm Network, the ISU Corn and Soybean Initiative and the ISU Northwest On-Farm research program.
Agribusinesses may order reprints of the Iowa State University Corn Field Guide displaying their organization logo on the back cover.
Tissue testing in conjunction with in-season soil testing, comparing field areas with apparent deficiency symptoms or poor growth with nearby seemingly unaffected areas, is a practical and useful way of using tissue testing.
