Some Recent Developments in the use of Paradichlorobenzene

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Experiments and observations on the peach borer, Aegeria exitiosa Say, in Illinois during the past four years have brought out the following facts about paradicholoro benzene. * 1. Grass and weeds need not be removed from around the base of the tree before applying the chemical. 2. Heavy rains just before or just after treatment do not appear to effect the action of the gas. 3. One year trees have not been injured when treated with P. D. E., in the proper manner. 4. It is not necessary to remove dirt from around the trees after treatment. 5. Up to the present time, there have been no injurious cumulative effects of P. D. B., in Illinois. 6. P. D. B., packed closely against the bark of young peach trees will kill a large percentage of the trees 7. No injury was produced by P. D. B., in experiment with apple trees. 8. 2 oz application per tree is suggested as advisable for 12 year old trees.

Document Type: Research Article

Publication date: April 1, 1924

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  • Journal of Economic Entomology is published bimonthly in February, April, June, August, October, and December. The journal publishes articles on the economic significance of insects and is divided into the following sections: apiculture & social insects; arthropods in relation to plant disease; forum; insecticide resistance and resistance management; ecotoxicology; biological and microbial control; ecology and behavior; sampling and biostatistics; household and structural insects; medical entomology; molecular entomology; veterinary entomology; forest entomology; horticultural entomology; field and forage crops, and small grains; stored-product; commodity treatment and quarantine entomology; and plant resistance. In addition to research papers, Journal of Economic Entomology publishes Letters to the Editor, interpretive articles in a Forum section, Short Communications, Rapid Communications, and Book Reviews.
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