Index Catalog // ScholarsArchive@OSU

Creator:: Force, Donald Wallace, 1934-
Resource Type:: Dissertation
Full Text:: and growth regulators (DDT, Endothal, IPC, 2, 4-D, and GA3 all at 103, 106, and 109 M; Alar-85 and

Creator:: Wilson, Marvin L.
Resource Type:: Dissertation
Full Text:: by MARVIN L NILSC A THESIS suiinitted. to OR1GON STATE COLLEGE in partial fulfillment of

Creator:: Swearingin, Marvin LaVerne
Resource Type:: Dissertation
Full Text:: sta.ndar-d varieties were Burt, Druchamp, and Cap• pelle Destute~. T,be aemi• d:warf selections were 55

Creator:: Schafer, David Eugene
Abstract:: Field and growth chamber studies were conducted to ascertain the effects of some environmental factors on the persistence of viable buried seed of Agrostis tenuis, Avena fatua, Lolium multiflorum, Lolium perenne, and Poa annua. Through the use of a population model, specific effects of environment on parameters of viability and...
Resource Type:: Masters Thesis
Full Text:: DORMANCY AND PERSISTENCE IN BURIED SEED OF FIVE GRASS SPECIES Abstract approved Dr. D. O. Chilcote

Creator:: Ogg, Alex G.
Abstract:: Nine experiments were conducted during 1964 and 1965 to study the methods of reproduction and mode of spread of sago pondweed (Potamogeton pectinatus) in irrigation systems. Frequent treatments of sago pondweed foliage with aromatic solvent greatly reduced the number of tubers in the substratum of an irrigation canal. However, complete...
Resource Type:: Masters Thesis
Full Text:: robust form of sago pondwéed was more resistant to herbicides than the slender form. Gortner (1934

Creator:: Locatelli, Eduardo Atilio
Abstract:: Reports of previous research indicated a stimulatory effect of triazine herbicides on growth, yield and protein content of plants and seeds of various species. Studies were conducted in the greenhouse, laboratory and field to investigate the effects of atrazine (2-chloro-4-ethylamino-6-a sopropylarnino- s-triazine) on growth, yield, seed composition, and seed germination...
Resource Type:: Masters Thesis
Full Text:: . P. Olson and Mr. D. Colbert for their advice and help in establishing the experiments, to the

Creator:: Albeke, William Edgar
Abstract:: A study was conducted to compare the competitive ability with weeds of the short-strawed Gaines variety wheat and taller growing varieties under different fertility levels at three experimental locations. The experiments were designed so that the effects of variety, nitrogen fertilization, and weed competition could be evaluated. The interactions between...
Resource Type:: Masters Thesis
Full Text:: efficiency of weeds and cereals. Canadian Journal of Research 10: 77 -94. 1934. 24. Platt, Kenneth and E

Creator:: López, Hernán
Abstract:: Penetration has long been recognized as an important factor in the action of chemicals on plants. The effectiveness of herbicides on such plants as blackberries is often thought to be limited by the failure to obtain adequate penetration through the cuticular barrier. A number of factors, among them relative humidity,...
Resource Type:: Dissertation
Full Text:: student) Ph. D. (Degree) in FARM CROPS presented on July 3, 1970 (Major) (Date) Title: CHEMICAL AND

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