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Creator:: Lederhos, Heidi
Abstract:: Symbioses are intimate interactions between two different organisms. In a pathogenic interaction, one organism benefits and the other is generally harmed; whereas in a mutualistic interaction, the members reciprocally benefit. Rhodococcus is a genus of Gram-positive bacteria that persist in a variety of terrestrial and aquatic ecosystems. Although better known...
Resource Type:: Poster

Creator:: Belcher, Michael S.
Abstract:: Agrobacterium tumefaciens and Rhodococcus fascians are plant pathogenic bacteria that can induce crown and leafy galls on plants, respectively. Infection by these bacteria results in disfigured, unsellable plants, leading to significant economic losses to the nursery industry. A. tumefaciens and R. fascians are capable of infecting a broad range of...
Resource Type:: Poster
Full Text:: . Savory1, Mostafa Abougren 1, Melodie Putnam1, Taifo Mahmud2, and Jeff H. Chang1 Department of Botany

Creator:: King, Bertha Anna and Starr, Grace E.
Abstract:: In collecting our representative flowering plants, we have endeavored to secure a specimen of each common genus of annuals and biennials as well as a few shrubs. The notes, drawings, and classification of fifty of these plants constitute the main part of our thesis. Following are the classifications of various...
Resource Type:: Undergraduate Thesis
Full Text:: . Moist shady places. Blossoms during May. Plate XIII. IX. Hypericaceae. Hypericum H. perforatum

Creator:: Berns, Kathryn, Buergi, Linda, and McEvoy, Peter
Abstract:: Tyria jacobaeae was introduced as a biological control agent to control the noxious weed Jacobea vulgaris. Eventually introduced to the Cascade mountain range of Oregon, T. jacobaeae has been found to feed on Senecio triangularis, a native plant closely related to J. vulgaris. Nosema tyriae is a parasitic fungus under...
Resource Type:: Poster
Full Text:: Canning, E. U., A. Curry, S. A. Cheney, N. J. Lafranchi-Tristem, Y. Kawakami, Y. Hatakeyama, H. Iwano, and

Creator:: Pogue, Bessie Evalena
Abstract:: "Moulds are minute vegetable organisms, without chlorophyll, threadlike in structure, and reproduced by spores. The general appearance is a dense felt-like mass of white threads, at first soft and fluffy, and when fruiting are covered with blue, green, yellow, black or brown spores. The threads are very small, some just...
Resource Type:: Undergraduate Thesis
Full Text:: . ',>' r .r - +4. ' F w `h. ..a ` Z § . , , "^ i( t .. .:4.i ' . ' t : - 33 66

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