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Browsing Extension Service -- Miscellaneous / Educational Materials by Author "Gangwer, Michael I."

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Browsing Extension Service -- Miscellaneous / Educational Materials by Author "Gangwer, Michael I."

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  • Oregon State University. Extension Service; Gangwer, Michael I.; Gamroth, M. J. (Michael J.); Seldin, Robin (Corvallis, Or. : Extension Service, Oregon State University, 1993-05)
    The following are 10 important measures of a herd’s production performance, including milk, butterfat and protein production, breeding efficiency, milk quality as it relates to udder health, and cow turnover.
  • Oregon State University. Extension Service; Gangwer, Michael I.; Wilson, B. (Bruce); Gamroth, M. J. (Michael J.) (Corvallis, Or. : Extension Service, Oregon State University, 1999-01)
    The overall objective of manure management should be to take as many excretable manure nutrients to the soil and have them used by plants for optimal crop yield. This reduces the need to purchase feed and inorganic fertilizer.
  • 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.
  • Oregon State University. Extension Service; Hart, John M. (John Mervyn), 1947-; Marx, E. S.; Gangwer, Michael I. (Corvallis, Or. : Extension Service, Oregon State University, 1996-04)
  • Oregon State University. Extension Service; Marx, E. S.; Christensen, Neil Walter, 1944-; Hart, John M. (John Mervyn), 1947-; Gangwer, Michael I.; Cogger, Craig George, 1950-; Bary, Andy I. (Corvallis, Or. : Extension Service, Oregon State University, 1996-04)

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