2015 Evaluation of Foliar Fungicides on Corn at Four Iowa Locations

June 10, 2016
News

Every year we evaluate commercial fungicides on corn applied at V5 alone, VT-R1 alone, or both growth stages for disease control and effect on yield. The trial was done in collaboration with the farm managers at four Iowa State University (ISU) Research and Demonstration Farms (Table 1). The trials are laid out in a randomized complete block design with four to six replicates.  Plot sizes are 10 foot (4 rows) wide and 30-100 foot long. Hybrids varied by location. Trials were also done at the ISU Southeast and Armstrong Memorial Research and Demonstration Farms, but data from those trials are excluded in this report due to nitrogen deficiency and an error in experimental design, respectively.......

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