Se C. 
Vae 
Va. 
We Va. 
Wyo. 
Wyo. 
=19).2 
External Parasites of Poultry, Their Biology, Distribution 
and Control. (1) Survey external parasites present in state, and 
learn distribution of each. Study: (2) biology of certain species 
and relate this to control practices; (3) effectiveness of newer 
insecticides; (4) effectiveness of control by insecticides used 
as systemics; (5) toxicity of newer insecticides to various classes 
of poultry. 
Ent., Zool., Poult. 134 Coop. ARS 
Bionomics and Control of Certain Insect Pests of Cattle. 
(1) Obtain information on life history and habits of common species 
of cattle lice in state and evaluate methods and materials for their 
controls (2) Learn most economical and effective control of house 
fly in dairy barns; (3) Evaluate methods and materials for control 
of blood-sucking flies; (4) Study life history and habits of cattle 
grub and evaluate most effective control; (5) Evaluate losses 
caused by these insects in Virginia. 
Ent. 86070 
The Biology and Control of Certain Insects Associated with 
Poultry. (1) Obtain information on life histories, distribution 
and habits of more important insects and mites associated with 
poultry in Virginia; (2) Apply biological information to develop- 
ment of improved control techniques; (3) Evaluate new insecticides 
for control power; (4) Conduct studies basic to use of systemic 
insecticides for control of arthropods. 
Ent. 86086 
Arthropods Affecting Livestock in West Virginia--Their Distri- 
bution and Control. To conduct a survey and collecting program to 
determine kinds, distribution, incidence and economic importance 
of pests of livestock in the state. 
Ent., Anim. Husb., Dairy Husb., Bact. 79 
Cattle Lice Control. (1) Find ovicidal compounds that might 
be used in combination with chlorinated insecticides for control. 
(2 & 3) Learn effectiveness of power-dusting as a control method 
and effectiveness of rubbing devices for lice control on large 
free-ranging herds. 
Ent., Parasitol. 591 
Mosquito Control in Irrigated Areas. Learn (1) average per- 
centage of total irrigated area that remains inundated long enough 
to produce mosquitoes; (2) minimum effective dosage per acre of 
heptachlor granular as a larvicide and pre-flood treatment and of 
Dylox granular and soluble powder as larvicide; (3) utility of 
granular formulation and capsuled insecticide for hand application; 
(4) by trials on a large area, if warranted, if the inhabitants 
(with initial professional help) would be able to conduct successful 
control programs. 
Ent., Parasitol. 687 

