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Filtering by: Subject Soil microbiology -- Washington (State) Peer Reviewed Yes

Acidifying soil for crop production west of the Cascade Mountains

Creator:

Oregon State University. Extension Service, Horneck, Donald Arthur, Hart, John M. (John Mervyn), 1947-, Stevens, R., Petrie, S., and Altland, James Elmer, 1973-

Abstract:

Soil acidification sometimes is necessary for optimum plant growth west of the Cascade Mountain Range. Commercial producers of blueberries, azaleas, rhododendrons, and other ornamentals may need to reduce soil pH for optimum production. Soil acidification is best performed prior to planting; it is much more difficult in established plantings. No...

Resource Type:

Technical Report

Full Text:

, Oregon State University; Robert Stevens, Extension soil scientist, Washington State University; Steven
Estimating plant-available nitrogen from manure

Creator:

Oregon State University. Extension Service and Sullivan, Dan M. (Dan Matthew), 1954-

Abstract:

Nutrient management plans for crops require estimates of plant-available nitrogen (PAN) provided by application of manure or compost. Recent developments have stimulated interest in utilizing manure nitrogen (N) as a resource. These factors include the following: • Increased cost of N fertilizers • Increased value of PAN from manure on...

Resource Type:

Technical Report

Full Text:

Prepared by Dan M. Sullivan, Extension soil scientist, Oregon State University. Archival copy. For current