TY - SER AU - Tiecher,T. AU - Zafar,M. AU - Mallmann,F.J.K. AU - Bortoluzzi,E.C. AU - Bender,M.A. AU - Ciotti,L.H. AU - Santos,D.R.dos TI - Animal manure phosphorus characterization by sequential chemical fractionation, release kinetics and 31P-NMR analysis KW - ANÁLISE DO SOLO KW - ADUBO ORGÂNICO KW - FÓSFORO UR - http://www.scielo.br/pdf/rbcs/v38n5/a16v38n5.pdf ER -