-32- 



Ga. Cotton Insect Control with Improved Insecticides Under 



North Georgia Conditions . To determine value of various 

 insecticides for control of cotton insects, especially the 

 boll weevil, and to determine most profitable schedule for 

 applications. 



Ent., Agron. 67 



La. A Study of Insects, Mites and Nematodes Destructive to 



Cotton and the Development of Economical Means for Controlling 

 Them . To study insects, mites, &. nematodes which infest cotton, 

 determine economic importance of the pests, & develop satis- 

 factory & economical methods of control. 

 Ent. 465 



La. To Conduct Studies on the Ecological Factors Responsible 



for Destructive Outbreaks of Cotton Insects . To obtain in- 

 formation on ecological factors responsible for destructive 

 outbreaks of cotton insects and to develop methods for accu- 

 rately forecasting such outbreaks. 

 Ent. 606 



La. Control of Sore-Shin. The Important Seedling Disease of 



Cotton in Louisiana . (1) Study various fungicides for sore- 

 shin control. (2) Make studies involving application of screened 

 fungicides & effect of these fungicides in field. (3) Work out 

 an inexpensive, practical method of sore-shin control. 

 PI. Path. 931 Coop. ARS 



La. Breeding Cotton for Resistance to Major Diseases and Insects , 



(l) Develop new varieties having combined resistance to rootknot 

 nematodes & Fusarium wilt. (2) Evaluate commercial varieties 

 of cotton recently released by Agricultural Experiment Stations 

 & private companies for resistance to major cotton diseases. 

 (3) Screen genetically divergent types of cotton for resistance 

 to boll weevil, boll-worm, aphids, spider mites, Fusarium wilt, 

 rootknot nematodes, seedling disease due to Rhizoctonia & boll 

 rot to be used in breeding new varieties with resistance to 

 these pests & diseases. 



Agron. 949 Coop. ARS 



Miss. A Study of Thrips on Cotton . Learn (l) economic importance 



of thrips, (2) effect of existing control recommendations on 

 fruiting cycle; (3) varietal differences & their effect on fruit-' 

 ing with relation to thrip injury; (4) interrelation of thrips 

 infestation on cotton to that on other host plants. 

 Ent., Agron. HH-12 



