000 00288nam a2200121Ia 4500
008 161121s9999 xx 000 0 und d
100 _aCHHIDDA SINGH
245 0 _aModern techniques of raising field crops
260 _cOxford & IBH Publs.
365 _b0
650 _aNIL
942 _cBK
999 _c89027
_d89027