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Filtering by: Subject Organic farming -- Northwest, Pacific

Estimating the dry matter production, nitrogen requirements, and yield of organic farm-grown potatoes

Creator:

McQueen, John Paul Gainer

Abstract:

As part of a participatory research project, where farmers and Oregon State University researchers collaborated, aspects of potato (Solanum tuberosum L.) growing systems were studied. It was determined through conversations with the farmers that quantification of certain growth parameters of potato was lacking, including dry matter accumulation, crop nitrogen (N)...

Resource Type:

Masters Thesis

Full Text:

Utilization by Pacific Northwest Crops (Sullivan et al., 1999a) estimates that the soil N supply from
Agronomic zones for the dryland Pacific Northwest

Creator:

Douglas, Clyde Lee, Wysocki, Donald John, 1952-, Zuzel, John, Rickman, R. W., Klepper, B. L., Oregon State University. Extension Service, Washington State University. Cooperative Extension, University of Idaho. Cooperative Extension Service, United States. Department of Agriculture, and Pacific Northwest Cooperative Extension

Abstract:

Extensive areas of eastern Oregon, eastern Washington, and Idaho are well suited to dryland production of small grains and legumes. Commonly, over this area, winter wheat is planted in rotation with either annual legumes or summer fallow.

Resource Type:

Technical Report

Full Text:

Northwest PNW 354 • September 1990 A Pacific Northwest Extension Publication Oregon • Idaho • Washington