00681nam a2200217 a 4500 AR-ReUNN 20260702143318.0 260701s1987 ph |||||||||||||||||eng 971-104-174-X eng Meeting of the International Network on Soil Fertility and Fertilizer Evaluation for Rice 64122 Efficiency of nitrogen fertilizers for rice (actas) Los Baños, Laguna International Rice Research Institute 1987 260 páginas Abonos Nitrogenados 62595 Arroz 8302 Fertilidad del Suelo 8683 LIB (CIB)115931 134902 0 0 0 1 CIB CIB GEN 2010-03-18 0 IRRI-633.18 P963 ej.1 16.25-003854 LIB 134902 134902 AR-ReUNN spa AR-ReUNN aacr2 0 0 0 1 CIB CIB GEN 2010-03-18 0 IRRI-633.18 P963 ej.1 16.25-003854 LIB