Subject
- Beef cattle1
- Bulls1
- Cattle -- Breeding1
- Cattle -- Feeding and feeds1
- Chemical tests and reagents1
- Chinese Americans -- Oregon -- Portland1
- Colorimetry1
- Copper -- Analysis1
- Diabetes -- Study and teaching1
- Diabetics -- Education -- Diabetes1
- Hormones, Sex1
- Immigrants -- Oregon -- Portland1
- Magnesium1
- Patient education1
- Portland (Or.) -- Social conditions1
- Rabbits1
- Semen1
- Testosterone1
- Vitamins1
- Zirconium1