000 004620000a22001690004500
060 _a100
082 _a633 WOL
100 _aKipps, M S
100 _aWolfe, T K
245 _aProduction of Field Crops: a text book of Agronomy
250 _a4
260 _aNew York, Mc Graw Hill Book Company Inc.
260 _c1953
300 _a495
650 _aCrop Production -Economical aspects/ Sending Practices/ Crop Rotation/ Grassland Farming
942 _cBK
999 _c222042
_d222042