01016nam a22003017a 4500003000500000005001700005008004100022010000900063011000900072035000900081040000900090082001600099100004500115245004700160260004400207300001100251590004100262590004100303590004200344650002300386650001800409650003200427901000700459942001000466949007500476999001500551952014800566CHAP20220329133457.0971013s1989            r     00010     d  a6838  a7810  a7034  cCHAP  a631.417bH300aHayes, Michael Hilary Bermingham.953189  aHumic substances II in search of structure  aChichester :bWiley-Interscience,c1989  a764 p.  aBATCH-UPDb10c20130110lUCH01h1057  aBATCH-UPDb10c20130410lUCH01h0651  aCONVERSIONb10c20130109lUCH01h130514aAcido humico.958814aHumus.95690214aSuelosxFertilidad.9110367  aBK  cLIBRO  a631.417 H3bBCcLIBROd33724000067526eLIBROgI.168139h84094i7034si  c6838d6838  00102local4052708GRALaBCbBCcPP_GRALd2019-12-31eI.168139fLIBROl0o631.417 H3p33724000067526r2019-12-31 00:00:00w2019-12-31yLIBRO