Tick Control in Relation to the Rocky Mountain Spotted Fever: A Report of Cooperative Investigations Conducted by the Bureau of Entomology and the Montana Experiment StationMontana Agricultural College Experiment Station, 1911 - Rocky Mountain spotted fever tick - 29 pages |
Common terms and phrases
adult ticks adults feed albipictus appear April bedbugs Birdseye Bitter Root Valley Board of Health Bureau of Entomology C. W. Stiles canyons cerned clear columbian ground squirrel cycle Dallas fact field station free of ticks genus Dermacentor germ guinea pig Health and Mar.-Hosp horses and cows immature stages indicated infected ticks investigation laboratory Lake Como large number larger animals less extent mammals man's infection Marine Hospital Service McCalla and Brenton Missoula MONTANA AGRICULTURAL COLLEGE MONTANA EXPERIMENT STATION Montana State Board Mountain goats Mountain Spotted Fever number of adult nymphs and adults periments pine squirrel present R. A. COOLEY rock squirrel Rocky Mountain Spotted rodents scrotum seasonal history secured seems small mammals species of tick spotted fever tick studies susceptible temperature not taken tick bites tick control tick to attach ticks occur transmission transmit the disease U. S. Pub venustus were found west side wild animals Wilson and Chowning winter woodchuck