Jon Roygard

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Publications and Educational Resources

Resources by Jon Roygard

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Title	Available As	Summary	Date	ID	Author
Corn Planting Dates in the Piedmont and Valley Regions of Virginia: How Early is Early?	Corn Planting Dates in the Piedmont and Valley Regions of Virginia: How early is early? (PDF)		Mar 29, 2019	424-032	Mark M. Alley Daniel E. Brann Jon Roygard Wade E. Thomason
Corn Planting Dates in the Virginia Coastal Plain: How early is early?			Feb 13, 2019	424-033	Mark M. Alley Daniel E. Brann Jon Roygard Wade E. Thomason

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