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Calif. The Ecology, B iology and Control of Insects and 



Mite s Affecting the S eed Pro duc tion of Alfalfa, Clover, 

 and Other Small Seeded Legumes in Northern California . 

 (iT~0btain additional information on biology of pests 

 affecting seed production of alfalfa, Ladino clover, 

 red clover, and other small- seeded legumes. (2) Learn 

 manner and extent to which seed yield and quality are 

 influenced by abundance and activity of pests. (3) Study 

 problems of insecticide resistance in lygus bugs and mites. 

 (h) Develop economical controls for these pests. 

 Ent., Parasitol. 1735 



Conn. The Biol ogy and Contro l of Root Feedi ng W e evils of 



the Genus Si tona on Alfalfa. To learn (l-^T~extent of 

 injury to alfalfa caused by Sitona weevils; life history, 

 seasonal history, habits, occurrence, and distribution 

 under local conditions; relationship and influence of 

 ecological factors to these insects, their abundance and 

 injury; parasite and predator complex associated with weevils 

 and effect of insecticide treatments upon these forms. 

 (5) Develop an effective control program. (6) Effect of 

 control program on subsequent productivity and persistence 

 of alfalfa. 

 Ent. 311 



Fla. LT^rovement of L upines by Breeding f or Y ie ld and 



Insect and Pi sease^Re si stance. To develop improved 

 varieties of lupines adapted to Florida conditions. 

 PI. Path., Agron. 6l2 



Ga. Biolo gy and Control of Insect Pests of Grain 



Sor ghum . (1) Learn important insect pests of grain sorghum. 

 X2) Develop insecticidal and cultural control measures. 

 (3) Study biological and ecological aspects of economic 

 grain sorghum insects. 

 Ent. 69 



Idaho The Relatio nship of Insect Activity to the Establish- 



me nt and De cline of Alfalfa and Clover Stands • Learn 

 XT) insects directly affecting establishment of alfalfa and 

 clover stands; (2) how their activity relates to establish- 

 ment and decline; (3) their life histories and habits and 

 ecological factors influencing their activity and development. 

 Ent. 330 



