000 00304nam a22001217a 4500
020 _a978935068811
082 _a633 KUM
100 _aPawan Kumar
_aAlka Chauhan
245 _aAgriculture Crops and Food Security
260 _aNew delhi
_bDiscovery Publishing House
_c2017
300 _a189
942 _cBBS
999 _c204643
_d204643