Apple tree anthracnose
Jackson, H.S.
Apple tree anthracnose - Oregon - 1-4 p. - Apple, Tree Oregon Agricultural Experiment Station. Circular Bulletin No. 17 Crop Pest Series No. 6 .
Apple tree anthracnose - Oregon - 1-4 p. - Apple, Tree Oregon Agricultural Experiment Station. Circular Bulletin No. 17 Crop Pest Series No. 6 .