000 00303nam a2200121Ia 4500
008 220204s9999 xx 000 0 und d
082 _a631.8
_bSUB
100 _aSUBBA RAO, N S
245 0 _aBiofertilizers in agriculture
260 _aDelhi
_bOxfrod& IBH
_c1982
650 _aBiofertilizers
942 _cBK
999 _c36551
_d36551