000 00296nam a2200121Ia 4500
008 191031s9999 xx 000 0 und d
100 _aFRED C B LANK
245 0 _aEssential aspects of agricultural crop production
260 _bAllied pub.
260 _c1999
365 _b650
942 _cBK
999 _c223424
_d223424