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Oreg. Injurious Insects Affecting Forage Crops and Forage 



Crops Seed Production . Study (1) effects of insects on 

 legume and grass 6eed production; (2) "biology and life 

 history of injurious insects associated with legume and 

 grass seed production. (3) Survey insect species complex 

 associated with grass seed fields, (k) Conduct and 

 evaluate control measures. 

 Ent. 87 



R. I. Insect and Other Allied Pests of Forage Crops and 



Their Control Under Rhode Island Conditions . To(T)~determine 

 insect and other invertehrate pests of various forage legumes 

 and grass associations by an annual survey; (2) obtain 

 fundamental information on incidence and causes of attack 

 of most important insect and other invertebrate species; 

 (3) determine effect of various management practices on 

 control of destructive insect and invertebrate organisms; 

 (k) study use of various insecticidal materials for 

 controlling such ^pests of forage plants; and (5) obtain 

 information on relationships between various forage crop 

 diseases and insect vectors. 

 PI. Path., Eng. Chem. 607 



S. C. Insects Destructive to Forage and Pasture Plants . To 



(l) study distribution, relative abundance, importance and 

 life history of insects known to be destructive to forage 

 and pasture plants; and (2) develop effective methods for 

 controlling those insects causing greatest damage. 

 Ent., Zool. 34 



Vt. Forage Crop Insects, Their Relative Importance and 



Control . (1) Learn role played by meadow spittlebug, the 

 potato leafhopper, and other forage insects in reducing yields 

 of legume forages grown for hay or silage and seed yields of 

 birdsfoot trefoil. (2) Study prevalence and effect of clover 

 root borer on red clover. (3) Develop practical and effective 

 control measures for Vermont conditions. 

 Ent. 43 Coop. ARS 



