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Federal
Deep soil nitrogen storage slows nitrate leaching through the vadose zone [dataset]
U.S. Environmental Protection Agency —
This field study was designed to evaluate how nitrate leaching rates change with depth and how seasonal and annual variation in management (e.g., fertilizer input... -
Federal
Vadose Zone Corvallis
U.S. Environmental Protection Agency —
This field study was designed to test different methods for measuring water and nutrient transport throughout the vadose zone. A pilot study was implemented to...