00489nam a2200169Ia 4500003000400000008004100004040001600045082001700061100001700078245009300095700001500188260004900203300001000252650000900262650002200271650002600293GCL140319s9999    xx            000 0 eng d  aGCL / cGCL04a631.417bM S1 aMULONGOY, K.10aSoil Organic MatterDynamics and Sustainability of Tropical Agriculture. / cMULONGOY, K.1 aMERCHX, R.  a[S.N] : bJOHN WILEY AND SONS. INC ، c1993  a392 P04aSOIL04aORGANIC COMPOUNDS04aAGRICULTURE - TROPICS