00565cam a22002297a 4500003000500000005001700005008004100022010000800063011000900071035000900080040000900089082002000098100002300118245003500141250001000176260003200186300003100218650001900249650002400268700002100292700002200313CHAP20220329132959.0971013s1985            r     00010     d  a896  a1868  a1045  cCHAP  a631.45bT5 198500aTisdale, Samuel L. 0aSoil fertility and fertilizers  a4 ed.  aNew York :bMcmillan,c1985  a754 p.b: ilus. ; gráfs.14aFertilizantes.14aSuelosxFertilidad.0 aBenton, James D.0 aNelson, Werner L.