000 00312nam a2200133Ia 4500
008 130225s9999 xx 000 0 und d
100 _aWhetzel, H.H.
245 _aOnion blight
260 _aIthaca
_c1904
300 _a140-161 p.
440 _aCornell Agricultural Experime
901 _a19119
942 _cB
_2udc
999 _c2577
_d2577