00290nam a22001097a 4500003000400000008004100004082001600045100002100061245002900082260006100111300000800172OSt240717b        |||||||| |||| 00| 0 eng d  a589.7bS92B  aSubba Rao, N. S.  aBiofertilizers in agril.  aNew DelhibOxford and IBH Publishing Co. Pvt. Ltd.c1982  a186