Subject
- Dissertations, Academic -- United States -- Bibliography2
- Forests and forestry -- United States -- Bibliography2
- AIDS (Disease) -- Africa, Sub-Saharan -- Epidemiology1
- AIDS (Disease) -- Patients -- Counseling of -- Zimbabwe1
- AIDS (Disease) -- Treatment -- Economic aspects -- Africa, Sub-Saharan1
- Aedes aegypti -- Diseases -- Immunological aspects1
- Agricultural laborers -- Health and hygiene1
- Agricultural pests -- Control -- Congresses1
- Agricultural pollution -- Oregon1
- Agriculture -- Research -- Columbia River Watershed1
- Agriculture -- Technology transfer -- Social aspects -- Oregon1
- Algal blooms -- Monitoring -- Oregon -- Pacific Coast1
- Algal blooms -- Oregon -- Pacific Coast -- Remote sensing1
- Algal blooms -- Washington (State) -- Anderson Lake1
- Aliens -- Crimes -- United States1
- Ambystoma macrodactylum -- Effect of altitude on -- Oregon1
- Ambystoma macrodactylum -- Effect of ultraviolet radiation on -- Oregon1
- Ambystoma macrodactylum -- Physiology -- Oregon1
- Ambystoma macrodactylum -- Reproduction -- Effect of altitude on -- Oregon1
- Amnesic shellfish poisoning -- Oregon -- Pacific Coast1