Crop Production
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Seeding rate for corn-corn and soybean-corn, 1996-2005
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U.S. Drought Monitor, February 6, 2007
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Seeding rate and harvest population
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Corn residue
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Iowa proportional acreage by crop, 1926-2006
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No-till planter
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Aborted ear shoot
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Double ears
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Unloading soybeans
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Corn harvest
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Corn dryer
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Reel mounted on row crop head
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Iowa corn planting progress
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Greensnap damage
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Firm seedbed
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Uneven corn
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Yield influenced by planting date and plant population
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Yield loss with late plants


