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Filtering by: Subject Animal waste -- Oregon -- Willamette River Valley Advisor Christensen, Neil W. Decade 1990-1999 Peer Reviewed No

1. Evaluation of soil and plant analyses as components of a nitrogen monitoring program for silage corn

Creator:: Marx, Ernest S.
Resource Type:: Masters Thesis
Full Text:: Willamette Valley of western Oregon during a two year period (1993-1994). Twenty-three of the experiments

2. Nitrogen available to winter wheat as influenced by previous crop in a moist xeric environment

Creator:: Qureshi, Maqsood Hassan
Abstract:: Rotating wheat with other crops is a common practice in the Willamette Valley of western Oregon. Depending upon previous crop and soil type, current N fertilizer recommendations for wheat in the Willamette Valley vary widely. Excessive fertilizer poses environmental risk, whereas lower N inputs than required by the crop represent...
Resource Type:: Dissertation
Full Text:: . Christensen Rotating wheat with other crops is a common practice in the Willamette Valley of western Oregon