Browsing Washington State University Extension by Author "Campbell, Leo, 1894-"
Now showing items 1-6 of 6
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Recommendations for the control of bean rust
Campbell, Leo, 1894- (Pullman, Washington : Washington State University. Extension., 1960-01) -
Recommendations for the control of club root of cole crops
Campbell, Leo, 1894- (Pullman, Washington : Washington State University. Extension., 1960-01) -
Recommendations for the control of downy mildew of broccoli
Campbell, Leo, 1894- (Pullman, Washington : Washington State University. Extension., 1960-01) -
Recommendations for the control of leaf spots of cucumbers
Campbell, Leo, 1894- (Pullman, Washington : Washington State University. Extension., 1960-01) -
Recommendations for the control of mint rust
Campbell, Leo, 1894- (Pullman, Washington : Washington State University. Extension., 1960-01) -
The ridging method for strawberry red stele control
Campbell, Leo, 1894- (Pullman, Washington : Washington State University. Extension., 1960-01)