Woolly apple aphid control: Upward and downward migration of aphid throughout trees reduced in preliminary experiments with chemical compounds
AuthorsHarold F. Madsen
Stanley C. Hoyt
Authors AffiliationsHarold F. Madsen is Assistant Entomologist, University of California, Berkeley; Stanley C. Hoyt is Research Assistant in Entomology, University of California, Berkeley.
Hilgardia 10(3):6-14. DOI:10.3733/ca.v010n03p6. March 1956.
Continual movement of the woolly apple aphid throughout the tree is one of the major difficulties in its control.
Madsen H, Hoyt S. 1956. Woolly apple aphid control: Upward and downward migration of aphid throughout trees reduced in preliminary experiments with chemical compounds. Hilgardia 10(3):6-14. DOI:10.3733/ca.v010n03p6
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