000 00308 am a2200121 a 4500
100 1 _a
_d
245 1 _aDowny mildew of vines
260 _aCairo
_c1923
300 _a1-3 p.
942 _2udc
_cB
440 _aMildew, Vines Egypt Ministry of Agriculture. Mycological Division. Leaflet No. 1
901 _aS46696
999 _c102343
_d102343