LEADER 00781nam0-22002771i-450- 001 990001666150403321 005 20050512141901.0 035 $a000166615 035 $aFED01000166615 035 $a(Aleph)000166615FED01 035 $a000166615 100 $a20030910d1949----km-y0itay50------ba 101 0 $aspa 200 1 $aQuimica coloidal del suelo$eI. Fenomenos de superficie$fM. Tschapek 210 $aBuenos Aires$cImpr. Casa Ed. Coni$d1949 215 $aX, 344 p.$d24 cm 610 0 $aSuolo 676 $a631.41 700 1$aTschapek,$bMarcos W.$071953 801 0$aIT$bUNINA$gRICA$2UNIMARC 901 $aBK 912 $a990001666150403321 952 $a60 DONO BOTTINI 31$b48590$fFAGBC 959 $aFAGBC 996 $aQuimica coloidal del suelo$9370200 997 $aUNINA