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Browsing by Author "Freed, Virgil H. (Virgil Haven), 1919-"

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Browsing by Author "Freed, Virgil H. (Virgil Haven), 1919-"

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  • 2,4-D as a weed killer in Oregon 
    Oregon State College. Federal Cooperative Extension Service; Freed, Virgil H. (Virgil Haven), 1919- (Corvallis, Or. : Federal Cooperative Extension Service, Oregon State College, 1948-03)
  • 2,4-D for weed control in Oregon 
    Oregon State College. Federal Cooperative Extension Service; Otis, C.E.; Freed, Virgil H. (Virgil Haven), 1919- (Corvallis, Or. : Federal Cooperative Extension Service, Oregon State College, 1946-04)
  • Chemical weed control recommendations 
    Oregon State College. Agricultural Experiment Station; Freed, Virgil H. (Virgil Haven), 1919- (Corvallis, Or. : Agricultural Experiment Station. Oregon State College., 1954-02)
  • Control of weedy annual grasses in perennial grasses grown for seed : a progress report 
    Oregon State College. Agricultural Experiment Station; Freed, Virgil H. (Virgil Haven), 1919-; Bayer, David E.; Furtick, William Ralph, 1927- ([Corvallis, Or.] : Agricultural Experiment Station, Oregon State College, 1952-10)
  • Controlling lawn weeds with chemicals 
    Oregon State College. Agricultural Experiment Station; Freed, Virgil H. (Virgil Haven), 1919- ([Corvallis, Or.] : Agricultural Experiment Station, Oregon State College, 1945-06)
  • Environmental and other factors in the response of plants to herbicides 
    Freed, Virgil H. (Virgil Haven), 1919-; Morris, R. O. (Roy Owen), 1934- (Corvallis : Agricultural Experiment Station, Oregon State University, 1967-10)
  • Evergreen, Himalaya and wild blackberry 
    Oregon State College. Federal Cooperative Extension Service; Warren, Rex; Freed, Virgil H. (Virgil Haven), 1919- (Corvallis, Or. : Federal Cooperative Extension Service, Oregon State College, 1950-02)
  • IPC : a new weed killer 
    Oregon State College. Agricultural Experiment Station; Freed, Virgil H. (Virgil Haven), 1919-; Bierman, Herman E. (Corvallis, Or. : Agricultural Experiment Station. Oregon State College., 1950-09)
  • Leafy spurge 
    Oregon State College. Federal Cooperative Extension Service; Warren, Rex; Freed, Virgil H. (Virgil Haven), 1919- (Corvallis, Or. : Federal Cooperative Extension Service, Oregon State College, 1953-07)
  • The metabolism of certain herbicides by plants : a key factor in their biological activity 
    Freed, Virgil H. (Virgil Haven), 1919-; Montgomery, Marvin L.; Kief, Mabel Marguerite; Oregon State College. Agricultural Experiment Station (Corvallis, Or. : Agricultural Experiment Station, Oregon State College, 1961)
  • Methods of killing trees, sprouts, and brush 
    Oregon State College. Federal Cooperative Extension Service; Freed, Virgil H. (Virgil Haven), 1919-; Ross, Charles R. (Charles Robert), 1908- (Corvallis, Or. : Federal Cooperative Extension Service, Oregon State College, 1948-02)
  • Poison oak 
    Oregon State College. Federal Cooperative Extension Service; Jenkins, Lawrence; Freed, Virgil H. (Virgil Haven), 1919-; Jackman, E. R. (Edwin Russell), 1894- (Corvallis, Or. : Federal Cooperative Extension Service, Oregon State College, 1946-09)
  • A preliminary report on experiments to control quackgrass 
    Oregon State College. Agricultural Experiment Station; Freed, Virgil H. (Virgil Haven), 1919-; Bierman, Herman E. ([Corvallis, Or.] : Agricultural Experiment Station, Oregon State College, 1948-12)
  • Quackgrass 
    Oregon State College. Federal Cooperative Extension Service; Warren, Rex; Freed, Virgil H. (Virgil Haven), 1919- (Corvallis, Or. : Federal Cooperative Extension Service, Oregon State College, 1953-07)
  • Russian knapweed (Revised July 1953) 
    Oregon State College. Federal Cooperative Extension Service; Warren, Rex; Freed, Virgil H. (Virgil Haven), 1919- (Corvallis, Or. : Federal Cooperative Extension Service, Oregon State College, 1953-07)
  • Selective weed control in grain and grass crops 
    Oregon State College. Federal Cooperative Extension Service; Freed, Virgil H. (Virgil Haven), 1919-; Warren, Rex; Leach, C.M. (Corvallis, Or. : Federal Cooperative Extension Service, Oregon State College, 1951-06)
  • White top 
    Oregon State College. Federal Cooperative Extension Service; Warren, Rex; Freed, Virgil H. (Virgil Haven), 1919- (Corvallis, Or. : Federal Cooperative Extension Service, Oregon State College, 1953-07)

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