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Creator:: Allison, Ira Shimmin, 1895-
Abstract:: Pluvial Lake Chewaucan was a late Pleistocene lake, as much as 375 feet deep, covering 480 square miles in the northwestern part of the Great Basin in southern Oregon. The lake basin, now occupied by Summer Lake, Upper and Lower Chewaucan Marshes, and Lake Abert, was formed by down-dropped fault...
Resource Type:: Book
Full Text:: ) 1.64 1.40 Total 101.84 9761b aMason (1969); analyses by L. L. Hoagland, Oregon Dept. Ceol. and Mm. md

Creator:: Wells, Barbara Heard
Abstract:: Time-course growth chamber studies were conducted on little mallow (Malva parviflora L.) to determine whether sublethal doses of lactofen (1'-(carboethoxy)ethyl-5-[2-chloro-4-(trifluoromethyl) phenoxy]-2- nitrobenzoate) would enhance uptake of glyphosate (N'-(phosphonomethyl) glycine) by altering membrane permeability. Lactofen-induced membrane peroxidation was determined by harvesting leaf discs, measuring stress ethylene evolution, and recording increases in...
Resource Type:: Dissertation

Creator:: Re, Jose Vicente
Abstract:: Influence of abiotic and biotic factors were examined in selected winter wheats previously identified as representing a range of responses to septoria infection. In the greenhouse two and three inoculations identified resistance when disease severity was assessed either for the top four leaves or the flag leaf respectively. Kernel number...
Resource Type:: Dissertation
Full Text:: situations has been calculated to be no more than 10-12% (Wardlaw and Porter, 1967). Other authors have

Creator:: Valverde, Bernal E.
Abstract:: Growth of individual goosegrass (Eleusine indica (L) Gaertn.) plants of three dinitroaniline-herbicide resistant (R) and three susceptible (S) biotypes from North Carolina, South Carolina, and Mississippi was analyzed in greenhouse experiments. Leaf area and biomass measurements, including root, shoot, above-ground, and total dry weights were similar among the biotypes studied....
Resource Type:: Dissertation
Full Text:: supplemented with fluorescent tubes. Water was added by subirrigation. Hoagland nutrient solution was provided

Creator:: Kinch, Michael P.
Abstract:: This is a listing of both PhD and Master's· theses relating to the areas of forestry issued during the period from July 1976 to June 1981. The list is arranged first by state, then by college or university within each state. Authors of theses are arranged alphabetically under each of...
Resource Type:: Book
Full Text:: semiar id plant couununi t ies. L978 (M) 31. Hoagland, Donald B. Summer food habi ts of an insular

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