Reports by W.T. Willian

	Soil Nutrient Accumulation in an Orchardgrass Hayfield following Poultry Litter Application.
	Soil Nutrient Removal by Ryegrass Cover Crop after Poultry Litter Application.
	Residual Nutrient Removal by Winter Cover Crop From Broiler Litter Amended Soils.
	Soil Nutrient Accumulation and Corn Grain Yield as Influenced by Tillage and Poultry Litter Application.