Farm effects on runoff quality in Oregon's Tualatin River Basin. Part I, Farm survey, Washington County, Oregon
- FARM-EFFECTS_ocr.pdf
33.22 MB Adobe PDF
- Farm effects on runoff quality in Oregon's Tualatin River Basin. Part I, Farm survey, Washington County, Oregon
- Agricultural surveys -- Oregon -- Tualatin River Watershed
- Agricultural pollution -- Oregon -- Tualatin River Watershed
- Water quality -- Oregon -- Tualatin River Watershed
- Tualatin River Watershed (Or.)
- Nov-2000
- Hillsboro, Or. : Washington County Soil & Water Conservation District
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