Can We Sustain Corn Yield Trends?
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The Iowa State University Integrated Crop Management Conference is Iowa's premier crop production education event. No other program in Iowa brings together the diverse range of topics, slate of expert presenters and results of the latest University research.
The ICM Conference offers workshops focusing on the latest in crop production technology. Experts from Iowa and surrounding states will provide research updates and results in soil fertility, soil and water management, crop production and pest management.
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Abstract
Corn yields in Iowa continue at a rate of 2 bushels per acre per year. This is a trend that started back in the 1940's. Driven by hybrid genetic improvement and management the question we need to address is: Are these yield trends sustainable into the future? Will these yield trends continue to increase? If so, for how long7 We can think of yield in four different ways. Yield trends for two of these four are increasing while two are not: