'Tile drainage' diaporamas de présentation

Image courtesy of NASA/GSFC

Image courtesy of NASA/GSFC. Climate Change in the Heartland. Eugene S. Takle Director, Climate Science Program Professor of Atmospheric Science Department of Geological and Atmospheric Sciences Professor of Agricultural Meteorology Department of Agronomy Iowa State University

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Drainage Management for Crop Production and Water Quality Benefits

Drainage Management for Crop Production and Water Quality Benefits. A cooperative effort of the: Natural Resources Conservation Service, Illinois Department of Agriculture, U.S. Geological Survey. Midwest Subsurface Drained Farmland. Midwest total > 50 million acres.

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Iowa Nutrient Reduction Strategy: Background Information

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Tim Deloriea

A watershed moment: the future of mapping shallow, sub-surface drainage tiles in Midwestern agricultural watersheds using remote sensing. Tim Deloriea. Questions addressed in this paper:. Why is there an interest in mapping the locations of drainage tiles?

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Tim Deloriea

A watershed moment: the future of mapping shallow, sub-surface drainage tiles in Midwestern agricultural watersheds using remote sensing. Tim Deloriea. Questions addressed in this paper:. Why is there an interest in mapping the locations of drainage tiles?

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Effects of Nutrient Enrichment on Rivers and Streams

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6.0

Effect of Land-cover Change on Nutrient Export Variance. JD Wickham 1 , KH Riitters 2 , KB Jones 1 , CL Cross 1. Phosphorus Export . 6.0. 5.0. Omernik, 1977 Beaulac/Reckhow, 1982 Frink, 1991 Panuska/Lillie, 1995 Fisher, 1998. 4.0. Kg/ha/yr. 3.0. 2.0. 1.0. Forest. Agriculture.

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Tile Drainage

Tile Drainage. Precision Agriculture Soil 4213 Billie McKean April 27, 2007. Tile drainage. Tile drainage is a practice for removing excess water from the subsurface of soil intended for agriculture. Just the opposite of irrigation. History of Drainage Tile.

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Developing Nitrogen BMPs from Field Research

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