TY - BOOK AU - Bharti, Praveen Kumar TI - Long Term Influence of Organic and Inorganic Fertlization on Microbial Population and Soil Enzyeme Activities in Calcareous Soil Under Rice-Wheat Cropping System U1 - 631.422 PY - 2007/// CY - Pusa, Samastipur PB - RAU KW - Soil Science KW - Thesis ER -