00400cam a2200169   450000500170000024500260001702000150004310000580005804400130011625000090012904100080013830000240014650000050017083000050017526000320018008200180021220260711133910.0  aQuímica del Suelob  a9681844319  aBohn, Hinrich L.McNeal, Brian L. O´connor, George A.  aMéxico  a1ª   aspa  a370 p. il.; 23 cm.   a  v  aMéxico D.F.bLimusac1993  a631.41bB677q