TY - BOOK AU - S. Shivaram AU - P.V. Rai Department of Agricultural Microbiology TI - A study on biological nitrogen fixation and nitrogen balance in siratro (Macroptilium atropurpureum) And buffel grass (Cenchrus U1 - 630 PY - 1987/// CY - Bangalore PB - University of Agricultural Scineces, Bangalore ER -