000 00285nam a2200121Ia 4500
008 180406s9999 xx 000 0 und d
082 _a631
082 _bMAR
100 _aMartin
245 _aPrinciple Of failed crop production
250 _a4th
654 _aPrincipel Of faild crop producation
942 _cBK
999 _c373634
_d373634