An edition of The sugar-beet leaf-spot disease and its control by direct measures (1930)
The sugar-beet leaf-spot disease and its control by direct measures
By G. H. Coons
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Publish Date
1930
Publisher
U.S. Dept. of Agriculture
Language
eng
Pages
20
Description:
subjects: Control, Sugar beet, Cercospora beticola, Diseases and pests