Further studies on the spread and control of hop mildew
Blodgett, F.M.
Further studies on the spread and control of hop mildew - Geneva 1915 - 29-80 p. - New York Agricultural Experiment Station. Bulletin No. 395 .
Further studies on the spread and control of hop mildew - Geneva 1915 - 29-80 p. - New York Agricultural Experiment Station. Bulletin No. 395 .