00485nam a22001457a 4500003000400000008004100004082001800045100002600063245016600089260003200255300000900287502001500296650001700311650001100328OSt260603b        |||||||| |||| 00| 0 eng d  a631.422bB51L  aBharti, Praveen Kumar  aLong Term Influence of Organic and Inorganic Fertlization on Microbial Population and Soil Enzyeme Activities in Calcareous Soil Under Rice-Wheat Cropping System  aPusa, SamastipurbRAUc2007  a62P.  bMsc.d2007  aSoil Science  aThesis