000 00400nam a2200145Ia 4500
008 130223s9999 xx 000 0 und d
100 _aWaggoner, P.E., Horsfall, J.G.
245 _aEpidem : A simulator of plant disease, written for a computeer
260 _aNew Haven
260 _c1969
300 _a1-80 p.
440 _aConnecticut Agricultural Exper
901 _pS19189
942 _cB
_2udc
999 _c121516
_d121516