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Further Trials on Alternatives to DDT for the Control of Pre-blossom Pests on Apple and Pear |
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| Authors: | J. D. R. Vernon H. J. Gould |
| Affiliation: | Agricultural Development and Advisory Service, Bristol and Reading This paper reports the results of a series of co-operative trials initiated by the Fruit Pests Working Party of the Advisory Entomologists' 'Closed' Conference. |
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