Index Catalog // ScholarsArchive@OSU

Collection, storage, and germination test for forest tree seeds with special reference to seeds of important Oregon hardwoods

Creator:: Shiley, William A.
Resource Type:: Undergraduate Thesis
Full Text:: ------------------- p 10. Fig. 2 --- Germinating pan ------------------ p 19. Fig. 3 --- Geneva Seed Tester

The insect factor in ponderosa pine management in Region 6 and Region 5

Creator:: Callaghan, Joseph
Resource Type:: Undergraduate Thesis
Full Text:: complete nor natural without its insect life, many of the insects being very beneficial as predators

Geographic variation in the seed mycobiome of Coastal Douglas-fir (Pseudotsuga menziesii var. menziesii)

Creator:: Bergmann, Gillian E.
Abstract:: Seeds are an essential component of plant life histories, and seed endophytes have the potential to influence germination, seedling establishment and development. That said, seed endophytes are a relatively new area of study, both in the factors that influence which taxa are present and how these microbes alter plant function....
Resource Type:: Honors College Thesis
Full Text:: polyspora isolated from Pinus ponderosa foliage significantly reduced seed germination rates in this host

Systematic review of residual toxicity studies of pesticides to bees and comparison to language on pesticide labels using data from residual toxicity studies and USEPA published values

Creator:: Swanson, Leah
Abstract:: BACKGROUND. Residues of pesticides on crops can result in mortality to foraging bees. The likelihood of mortality can be mitigated by applying pesticides in the evening so that their residues dissipate by the following morning when bees resume foraging. The dissipation rates of different pesticides, or their residual toxicity, is...
Resource Type:: Honors College Thesis
Full Text:: . encounter a Pollinating Insect Hazard Statement on pesticide labels, which coarsely indicate which

Assessing Petal-cutting bees (Megachile sp.) usage of Clarkia amoena (Onagraceae) petals through the lens of iNaturalist and a Garden Experiment

Creator:: Mead, Mallory
Abstract:: Farewell-to-spring (Clarkia amoena) is native to the Pacific Northwest and commonly found in gardens, due to its aesthetic value and purported benefits to pollinators. Oregon and Washington are home to five subspecies of C. amoena, yet commercially available seed is limited to C. amoena ssp. lindleyi and C. amoena cultivars....
Resource Type:: Undergraduate Thesis
Full Text:: . Oregon and Washington are home to five subspecies of C. amoena, yet commercially available seed is

The use of some of the more important broadleaf and conifer trees of the United States for landscaping

Creator:: Mackey, James
Resource Type:: Undergraduate Thesis
Full Text:: tolerant of shade. III. hesistance. A.. Insects and diseases: subject to considerable insect injury

Relation of wild birds to our forests

Creator:: Parker, Edgar J.
Resource Type:: Undergraduate Thesis
Full Text:: chickadee will eat from two hundred to five hundred insects, or up to four thousand insect^or worm eggs

Natural reproduction of Douglas fir

Creator:: Brogan, Philip D.
Resource Type:: Undergraduate Thesis
Full Text:: Distance . 16 Tjfld and Temperature . 17 seed Losses. . e . . 18 R adents. . . . . . . . 18 Insects

Factors in management relating to the commercial production of cascara

Creator:: Helland, Marvin L.
Resource Type:: Undergraduate Thesis
Full Text:: insects. A scale insect, resembling the oyster shell scale, has also been noted in great numbers

Mistletoe on conifers

Creator:: Johnson, Emil
Resource Type:: Undergraduate Thesis
Full Text:: infested with cone nd seed-destroying insects. Seeds from such cones, if produced at all, are usually

ScholarsArchive@OSU

Collection, storage, and germination test for forest tree seeds with special reference to seeds of important Oregon hardwoods

The insect factor in ponderosa pine management in Region 6 and Region 5

Geographic variation in the seed mycobiome of Coastal Douglas-fir (Pseudotsuga menziesii var. menziesii)

Systematic review of residual toxicity studies of pesticides to bees and comparison to language on pesticide labels using data from residual toxicity studies and USEPA published values

Assessing Petal-cutting bees (Megachile sp.) usage of Clarkia amoena (Onagraceae) petals through the lens of iNaturalist and a Garden Experiment

The use of some of the more important broadleaf and conifer trees of the United States for landscaping

Relation of wild birds to our forests

Natural reproduction of Douglas fir

Factors in management relating to the commercial production of cascara

Mistletoe on conifers

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