Subject
- Fishes -- Effect of water pollution on4
- Agricultural pollution -- California -- San Joaquin Valley1
- Agriculture -- Environmental aspects -- California1
- Anoxemia1
- Fishes -- Effect of water quality on1
- Kesterson Reservoir (Calif.)1
- Oysters -- Effect of water pollution on1
- Seafood -- Flavor and odor1
- Soils -- California -- San Joaquin Valley -- Selenium content1
- Waterfowl -- California -- San Joaquin Valley -- Effect of water pollution on1