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226 - 250 of 287 Items << < 5 6 7 8 9 10 11 12 > >>
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Potato purple top disease is caused by a phytoplasma
known as Beet Leafhopper Transmitted Virescence Agent
(BLTVA), which is vectored by the beet leafhopper (BLH,
Circulifer tenellus Baker). Previous studies determined that
BLTVA can cause...
2014-02 (iso8601)
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Concentration ratios are used to determine the transfer of nuclides from soil to biota to fauna. Some nuclides have limited associated data though, this has not prevented predictions from being performed at sites without associated data. These...
2012-09-12 (iso8601)
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The Columbia River Treaty has been in effect for over 45 years, but its future is uncertain. Starting in 2014, Canada and the United States will have the opportunity to announce ten years’ notice for termination of the current arrangement. As...
2011-05-25 (iso8601)
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Ammonia (NH₃) volatilization can result in a substantial amount of surface applied nitrogen (N) being lost into the atmosphere, making it an environmental pollutant as well as reducing plant-available N. However, N can also be easily lost from the...
2011-03-01 (iso8601)
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Roy Roland Gill of Spokane, WA, was Executive Chairman and Secretary of the Columbia Basin Irrigation League during the 1920s. This collection of Roy Roland Gill's papers focuses on his activities as an officer of the Columbia Basin Irrigation...
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Document: "Snake-Colorado Project, A Plan to Transport Surplus Columbia River Basin Water to the Arid Southwest", October, 1963, table 6
1963-10-01
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Document: "Snake-Colorado Project, A Plan to Transport Surplus Columbia River Basin Water to the Arid Southwest", October, 1963, page 20
1963-10-01
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Document: "Snake-Colorado Project, A Plan to Transport Surplus Columbia River Basin Water to the Arid Southwest", October, 1963, page 12
1963-10-01
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Document: "Snake-Colorado Project, A Plan to Transport Surplus Columbia River Basin Water to the Arid Southwest", October, 1963, page 4
1963-10-01
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Document: "Snake-Colorado Project, A Plan to Transport Surplus Columbia River Basin Water to the Arid Southwest", October, 1963, cover
1963-10-01
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"September 1997"; Includes bibliographical references (p. 24)
1997-04-24
2005-01-21 2004-06-16 |
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1960-04-24
2024-04-24 |
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Entire text portion of Columbia Basin History Project, vol. VII documenting the construction of the Grand Coulee Dam.
2024-04-24 |
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Report to the Western Water Policy Review Advisory Commission
2007-03-08
2007-03-08 1997-12-01 |
