000 00284nam a2200121Ia 4500
008 250224s9999 xx 000 0 und d
020 _a58260611
082 _a630.712OWE
100 _aOwen G.H
245 0 _aAgricultural science Book 1
260 _bLongman pub
_c1973
942 _cBK
999 _c431019
_d431019