Legacy Phosphorus in Calcareous Soils: Effects of Long-Term Poultry Litter Application.
Heidi M. Waldrip, PO Drawer 10, USDA-ARS, Amarillo, TX, Paulo H. Pagliari, University of Minnesota-Twin Cities, Lamberton, MN, US, R. Daren Harmel, USDA-ARS, Grassland Soil and Water Research Laboratory, Temple, TX, Zhongqi He, 1100 Allen Toussaint Blvd, USDA-ARS, New Orleans, LA, N. Andy Cole, Retired, USDA-ARS, Bushland, TX and Mingchu Zhang, University of Alaska-Fairbanks, Fairbanks, AK