00431nam a2200157Ia 4500008004100000020001500041082001900056100001700075245003800092260004500130300000800175650003300183650002000216653001900236653001800255170901s1989    xx            000 0 und d  a8170242584  a363.7396bM66S  aMishra, P.C. 0aSoil Pollution and Soil Organisms  aNew DelhibAshish Publishing Housec1989  a282  aSocial problems and services  aSocial sciences  aMicroorganisms  aSoil polltion