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Browsing by Author "Luna, John"

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Browsing by Author "Luna, John"

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  • Aggregation, bulk density, compaction, and water intake responses to winter cover cropping in Willamette Valley vegetable production 
    Buller, Gilbert L. (1998-12-18)
    Many agricultural sustainability issues are related to biological processes which are central to the ecological function of soils. Soil physical properties are the architecture in which these processes are carried out. ...
  • Barley, oats, triticale, wheat (Hordeum vulgare, Avena sativa, Triticosecale X, Triticum aestivum) 
    Oregon State University. Extension Service; Sattell, Robert; Dick, Richard; Karow, Russell S.; Kaufman, Diane; Luna, John; McGrath, Daniel M. (Daniel Morton); Peachey, Ronald Edward (Corvallis, Or. : Extension Service, Oregon State University, 1998-01)
    Cereal grains are grasses and may have a prostrate, semierect, or erect physical stature. All have fibrous root systems. Barley, oats, triticale, and wheat are each comprised of hundreds of varieties whose growth c ...
  • Cereal rye (Secale cereale L.) 
    Oregon State University. Extension Service; Sattell, Robert; Dick, Richard; Karow, Russell S.; Kaufman, Diane; Hemphill, Delbert D.; Luna, John; McGrath, Daniel M. (Daniel Morton) (Corvallis, Or. : Extension Service, Oregon State University, 1998-01)
    Cereal rye is an erect annual grass with greenish blue, flat blades and an extensive fibrous root system. It resembles wheat, but usually is taller (3–5 ft) and tillers less. Flowering is induced by 14 hours of ligh ...
  • Common vetch (Vicia sativa L.) 
    Oregon State University. Extension Service; Sattell, Robert; Dick, Richard; Luna, John; McGrath, Daniel M. (Daniel Morton); Peachey, Ronald Edward (Corvallis, Or. : Extension Service, Oregon State University, 1998-01)
    Common vetch is a viny, succulent, annual legume attaining a height of 24 inches when planted alone. It grows taller when planted with a tall companion crop that provides structural support for climbing.
  • Cover crop weed suppression in annual rotations 
    Oregon State University. Extension Service; Peachey, Ronald Edward; Luna, John; Dick, Richard; Sattell, Robert (Corvallis, Or. : Extension Service, Oregon State University, 1999-10)
    Weed suppression varies with cover crop type and management, residue and tillage management, and weed populations.
  • Crimson clover (Trifolium incarnatum L.) 
    Oregon State University. Extension Service; Sattell, Robert; Dick, Richard; Hemphill, Delbert D.; Luna, John; McGrath, Daniel M. (Daniel Morton) (Corvallis, Or. : Extension Service, Oregon State University, 1998-01)
    Crimson clover may be used as a cover crop, green manure, pasture, or hay. It often is used as a winter annual cover crop in annual rotations. It has been used successfully in reduced-tillage farming systems, and i ...
  • Developing Trap and Kill Technologies to Improve Management of the Western Spotted Cucumber Beetle (Diabrotica undecimpunctata undecimpunctata) and the Western Striped Cucumber Beetle (Acalymma trivittatum) 
    Alderman, Katie (2010-06-09)
    The western spotted cucumber beetle (Diabrotica undecimpunctata undecimpunctata) and the western striped cucumber beetle (Acalymma trivittatum) are pests of many crops, including vegetable, fruit, and nursery crops. Pe ...
  • Ecology of the predatory mite, Pergamasus quisquiliarum Canestrini (Acari: Mesostigmata) 
    Groth, Eric M. (1997-09-25)
    Pergamasus quisquiliarum Canestini is a polyphagous predatory mite that has been shown to feed on the economically important arthropod, Scutigerella immaculata Newport (Symphyla: Scutigerellidae), Collembola, Diptera lar ...
  • Genetic patterns of demography and diversity in eastern North Pacific rockfishes (genus Sebastes) 
    Johansson, Mattias Lars (2010-06-30)
    The 100 North Pacific rockfish species in the genus Sebastes are highly diverse. Rockfishes fertilize their eggs internally and release swimming larvae. Complex courting behaviors may allow female rockfish to be selectiv ...
  • Hairy vetch (Vicia villosa) 
    Oregon State University. Extension Service; Sattell, Robert; Dick, Richard; Luna, John; McGrath, Daniel M. (Daniel Morton) (Corvallis, Or. : Extension Service, Oregon State University, 1998-01)
    Hairy vetch is used as a cover crop, green manure, pasture, silage, and hay. It is capable of accumulating large amounts of dry matter and nitrogen. When planted alone as a winter cover crop in annual vegetable rot ...
  • Modeling surface water and groundwater interactions near Milton- Freewater, Oregon 
    Petrides Jimenez, Aristides Crisostomos (2008-03-17)
    The gravel aquifer of the Oregon side of Walla Walla River Basin has a strong hydrologic connection to surface water through a series of springs, unlined irrigation canals, the Walla Walla River, numerous wells and, si ...
  • Relationships of exotic species and wildfire to the threatened plant Silene spaldingii 
    Menke, Carolyn A. (2003-03-06)
    In the canyon grasslands of Garden Creek Ranch Preserve in Idaho, where the threatened plant Silene spaldingii occurs and invasion by the exotic species Centaurea solstitialis and Bromus tectorum is proceeding rapidly, ...
  • Strategic investments in agricultural industries and Oregon's economic development 
    Koong, Dennis T (1997-01-10)
    This research is concerned with the current debate among Oregonians on how to improve the standard of living and accelerate economic development in Oregon. The main question is what economic activities make Oregon, and ...
  • Using strip tillage in vegetable production systems in western Oregon 
    Oregon State University. Extension Service; Luna, John; Staben, Mary (Corvallis, Or. : Extension Service, Oregon State University, 2003-02)
    Strip tillage is a form of conservation tillage that involves tilling narrow strips for crop establishment while leaving areas between the strips with undisturbed crop residue. Strip tillage can reduce soil erosion and ...
  • Winterfat seed viability and dormant season livestock grazing 
    Leary, Ryan (2008-07-08)
    Krascheninnikovia lanata (winterfat) is a valuable forage species with an average of 10% crude protein during winter when there are few nutritious options for livestock and wildlife. However, excessive grazing througho ...

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