LEADER 00863nam0-22003131i-450- 001 990001459050403321 005 20001010 035 $a000145905 035 $aFED01000145905 035 $a(Aleph)000145905FED01 035 $a000145905 100 $a20000920d1959----km-y0itay50------ba 101 0 $aeng 102 $aUS 105 $aa---a---001yy 200 1 $aSoil conservation$fHelmut Kohnke, Anson R. Bertrand 210 $aNew York$cMcGraw Hill$d1959 215 $avii, 298 p.$cill.$d25 cm 225 1 $aMcGraw-Hill Publications in the agricultural sciences 610 0 $aPedologia 700 1$aKohnke,$bHelmut$064103 702 1$aBertrand,$bAnson Rabb 801 0$aIT$bUNINA$gRICA$2UNIMARC 901 $aBK 912 $a990001459050403321 952 $a9 III 15$b10472$fDBV 959 $aDBV 996 $aSoil conservation$9379428 997 $aUNINA