1. Suppression of host immunity by extoparasites;Baron,1984
2. Clinical studies of the effect of the black fly Simutium arcticum on cattle;Beck,1980
3. The role of environment in the aggregation, movement, and disturbance behavior of caribou;Bergerud,1974
4. The status of three tundra wintering herds in northeastern mainland Northwest Territories;Calef,1980
5. Ultraviolet irradiation of cattle in relation to dispause in the horn fly Haematobia irritans (L.) (Diptera: Muscidae);Depner;International Journal of Biometeorology,1965