Reports by Joseph G. Lauer

	A Retrospective on Crop Rotation Research during the Last Century - What Have We Learned?.
	Organic Corn Production Practices across the Corn Belt.
	Tillage System Impacts on Crop and Soil Responses to Crop Rotations: The View from Long-Term Experiments.
	Tillage x Rotation Interaction: Strip-Tillage compared to Conventional Tillage and No-Tillage under Various Corn Crop Rotations.