000 004290000a22001690004500
060 _a100
082 _a633 WOL
100 _aKipps, M S
100 _awolfe, T K
245 _aProduction of field crops: a text book of agronomy
250 _a5
260 _aNewyork, Mc Graw- Hill Book Company Inc
260 _c1959
300 _a653
650 _aField crops crop production / grain crops / forage crops
942 _cBK
999 _c211751
_d211751