Legacy Phosphorus in Calcareous Soils: Effects of Long-Term Poultry Litter Application on Phosphorus Distribution in Texas Blackland Vertisol

Why Study the Impacts of Poultry Litter on Phosphorus Cycling?

Livestock manures, including poultry litter, are often applied to soil as crop fertilizer or as a disposal mechanism near livestock housing. Manures can improve soil quality and fertility; however, over-application can result in negative environmental consequences, such as eutrophication of surface waters following runoff of soluble or particulate-associate phosphorus (P).…