000 00265nam a2200121Ia 4500
008 191031s9999 xx 000 0 und d
100 _aKipps (M.S)
245 0 _aProduction of Field Crops. Ed.6
260 _bTMH
260 _c1970
365 _b57
942 _cBK
999 _c210200
_d210200