000 00287nam a2200121 4500
020 _a978-9350563717
022 _a 9350563711
100 _aRenuka Sharma
245 _aCropping and Farming Systems
260 _aNew Delhi
_bDiscovery Publishing House
_c2019
300 _a283
942 _cBK
999 _c4427
_d4427