000 00419nam a2200169Ia 4500
008 131223s9999 xx 000 0 und d
040 _aISI KOLKATA
041 _aEnglish
082 _a631.86
_bSu941
100 _aSubba Rao N S
245 _aBiofertilizers in agriculture
260 _aNew Delhi
_bOxford and IBH Pub
_c1982
300 _aix,186p.
650 _aAnimal manure
650 _aBiofertilizers
942 _cBK
999 _c134
_d134