Virginia Cooperative ExtensionMullins, Gregory L.2013-12-142013-12-142000http://hdl.handle.net/10919/2465212 pagesapplication/pdfen-USVirginia Cooperative Extension materials are available for public use, re-print, or citation without further permission, provided the use includes credit to the author and to Virginia Cooperative Extension, Virginia Tech, and Virginia State University.LD5655 .A762 no.424Phosphorus in agriculturePhosphorus -- Environmental aspectsExtension publication46896129