Cover image, Agronomic Zones of the Dryland Pacific Northwest
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Agronomic Zones of the Dryland Pacific Northwest

With an annual wheat harvest valued at $2.1 billion, producers in Idaho, Oregon, and Washington know the value of farming practices adapted to each region, county, and field. Researchers mapped precipitation, soil depth, and growing degree day data to divide this important growing region into six geographic zones. These agronomic zones serve as a basis for applying research and management strategies.

PNW 354    Revised March 2019    6 pages
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