The control of the codling moth and the apple scab / by C.L. Marlatt and W.A. Orton.
"The codling moth or apple worm and the apple scab have no direct relationship except that both attack the apple and are, respectively, the chief insect enemy and the chief fungous disease of this fruit. Both are, however, subject to practical control by sprays, which being necessary at the sam...
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| Main Author: | |
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| Other Authors: | |
| Format: | Government Document Book |
| Language: | English |
| Published: |
Washington :
U.S. Dept. of Agriculture,
1906.
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| Series: | Farmers' bulletin (United States. Department of Agriculture) ;
no. 247. |
| Subjects: |