000 00287nam a2200121Ia 4500
008 180721s9999 xx 000 0 und d
100 _aSingh et al.
245 0 _aModern Techniques of raising field crops
260 _bOxford and IBH
260 _c2012
365 _b395
942 _cBK
999 _c133765
_d133765