000 00291nam a2200121Ia 4500
008 161121s9999 xx 000 0 und d
100 _aBushnell William R;Roelps Alan P
245 0 _aCereal rusts: Origins, specificity, stru
260 _cNIL
365 _b0
650 _aNIL
942 _cBK
999 _c91127
_d91127