000 00279nam a2200121Ia 4500
008 180721s9999 xx 000 0 und d
100 _a"Singh, S.S."
245 0 _aSoil Fertility and Nutrient Management
260 _bKalyani
260 _c2012
365 _b170
942 _cBK
999 _c133533
_d133533