000 00261nam a2200109Ia 4500
008 221219s9999 xx 000 0 und d
100 _aH.L.S. Tandon
245 0 _aBiofertilizers and Organic Fertilizers
260 _bFDCO
650 _aSoil Science
942 _cBK
999 _c2896
_d2896