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1947. Experiments with insecticides on honeybees. Jour. Scon. 
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(133) Ellis, D. B., and Clayton, C, H. 
1948. Soil treatments with new insecticides ineffective in 
control of root-knot. Plant Dis. Eptr. 32t 4?6-477. 
(134) Ewart, V. H. 
1949* The present status of the use of new insecticides on 
citrus in central California. Part I - Citrus thrips 
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1949. A comparison of the chlorinated hydrocarbon insecticides 
for control of the sheep tick. Jour. Econ. Ent. 42: 
410-414. 
(136) Pay, E. W. , Cole, E. L., and Buckner, A. J, 
1947. Comparative residual effectiveness of organic insecti- 
cides against house flies and malaria mosquitoes. 
Jour. Econ. Ent. 40: 635-640. 
(137) Pife, L. C, Chapman, A. J., and Shiller, I. 
1948. Toxicity of severs! chlorinated hydrocarbons to thrips 
on cotton. Jour. ^con. Ent. 4lt 665-666* 
(138) Walker, E. L., and Bondy, P. P. 
1949. Boll weevil control with several organic insecticides 
during 1948. Jour. Econ. Ent. 42: 682-684. 
(139) Pleming, W. E. 
1947. Chlordane for contrel of Japanese "beetle larvae in turf. 
(Sci. noteO Jour. Econ. Ent. 40: 932-933. 
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1948. Chlordane for control of Japanese "beetle larvae. Jour. 
Econ. Ent. 4l: 905-912. 
(141) Ployd, E. H. 
1947. Control of the tomato fruit worm in 1946. Jour. Econ. 
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1947. DDT and cryolite successful in controlling the tomato 
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1949. Control of the sand wireworm in Louisiana. Jour. Econ B 
Ent. 42: 9OO-9O3. 
