00596nam a2200229 a 4500 AR-ReUNN 20260702152216.0 260630s1967 us |||||||||||||||||eng eng Briggs, Miguel H. 116970 Urea as a protein suplement Oxford Pergamon Press 1967 466 páginas Urea 63019 Abonos Nitrogenados 62595 Nitrogeno 1788 Compuestos Organicos 115383 Quimica Organica 14318 LIB (AGROP)20659 209740 0 0 0 1 AGROP AGROP GEN 2004-11-15 0 547 BRI ej.1 6.01-000628 LIB 209740 209740 AR-ReUNN spa AR-ReUNN aacr2 0 0 0 1 AGROP AGROP GEN 2004-11-15 0 547 BRI ej.1 6.01-000628 LIB