Browsing by Subject "fertilizer"

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Dairy manure as a fertilizer source

Oregon State University. Extension Service; Hart, John M. (John Mervyn), 1947-; Gangwer, Michael I.; Graham, Monte; Marx, E. S. (Corvallis, Or. : Extension Service, Oregon State University, 1995-07)

Most dairies need no commercial fertilizer if they use manure properly. In most cases, manure can supply all the nitrogen, phosphorus, potassium, and several other nutrients needed for forage production.
Nitrogen management and variety selection for dryland production of hard red winter wheat in northeastern Oregon

Jepsen, Daniel R. (Daniel Robert) (2010-03-17)

Proper nitrogen (N) management and variety selection are important for profitable hard red winter (HRW) wheat production in the dryland growing regions of northeastern Oregon. In these dryland systems, N management for g ...
Soil test interpretation guide

Oregon State University. Extension Service; Horneck, Donald Arthur; Sullivan, Dan M. (Dan Matthew), 1954-; Owen, James Stetter, 1975-; Hart, John M. (John Mervyn), 1947- ([Corvallis, Or.] : Oregon State University, Extension Service, 2011-07)

This publication provides an overview of soil testing and general guidelines for interpreting soil test results for nitrogen, phosphorus, sulfur, potassium, calcium, magnesium, boron, zinc, copper, manganese, iron, molyb ...

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