Apple powdery mildew and its control in the arid regions of the Pacific Northwest
Apple powdery mildew and its control in the arid regions of the Pacific Northwest
United States. Department of Agriculture. National Agricultural Library., D. F. Fisher
About this book
Of control measures -- Dormant sprays. pp. 23.
Details
- OL Work ID
- OL44293022W
Subjects
Apple powdery mildewApplesDiseases and pests