000 00255nam a2200085Ia 4500
008 211203s9999||||xx |||||||||||||| ||und||
100 _aRao, N.S. Subba
_910009
245 _aBiofertilizers in Agriculture
260 _aNew Delhi
_bOxford and IBH Publishing Co
_c1984
999 _c56989
_d56989