00351nam a2200133Ia 4500008004100000040003000041082001500071100001400086245002900100260004800129300001100177650001200188700001700200190302s9999||||xx |||||||||||||| ||und||  aKharagpur College Library  a631.4bBIS  aTD Biswas  atextbook of Soil Science  bTata Mcgraw Hill EducationaNew Delhic1994  a435 p.  aZoology  aSK Mukherjee