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You searched for: Author/Creator Crumpton, William G.- Crumpton, William G. [remove] 5
- 333.9100973 4
- Hydrology -- Periodicals 4
- Water resources development -- Environmental aspects -- Periodicals 4
- Water resources development -- Periodicals 4
- Water-supply -- Periodicals 4
- wetlands -- nitrate‐nitrogen -- tile drainage -- SWAT -- nutrient reduction 2
- 630 1
- Agricultural ecology -- Periodicals 1
- Environmental engineering -- Periodicals 1
- Pollution -- Periodicals 1