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Creator:: Lewis, Rulon Daniel
Resource Type:: Masters Thesis
Full Text:: makea it important to investigate certain Soil oonditione in connection with the erowintr. of alfalfa

Creator:: Wipper, Wallace John
Resource Type:: Masters Thesis
Full Text:: Methods of Sampling . . e e e . . . . . . . . . . . . . e e e e e e 10 Soil Reacttons

Creator:: Yahner, Joseph Edward
Resource Type:: Masters Thesis
Full Text:: lime for the growth of alfalfa and clover. The amount of lime required to raise the soil pH to 6. 5

Creator:: Jenkins, Michael B.
Abstract:: Agronomic and microbiological studies were conducted on "Anchor" alfalfa (Medicago sativa L.) established from uninoculated seed on three Aridisols in central Oregon. Significant responses to 230 Kg N per ha (NH₄NO₃), which was applied in mid-April and after each first and second harvests, were observed in yield parameters of the...
Resource Type:: Dissertation
Full Text:: indigenous soil population of R. meliloti surveyed and production of field grown alfalfa. Thus, a first

Creator:: Larson, Harold William Emanuel
Resource Type:: Masters Thesis
Full Text:: the calcium content of the soil T H S I S on TH RElATION OF CALCIUM ION REUIREMNT OF ALFALFA TO

Creator:: Shuler, Philip E.
Abstract:: The usefulness of preplant nitrogen (N) in establishing alfalfa in colder production areas has not been well characterized. This study was conducted to determine the effect of preplant N and soil temperature on yield, percent N derived from biological nitrogen fixation (PBNF), and shoot N concentration in alfalfa (Medicago sativa...
Resource Type:: Dissertation
Full Text:: ) soil nitrate level is less than 16 mg kg-1. Proper assessment of the use of preplant N in alfalfa

Creator:: Oregon State College. Agricultural Experiment Station, Hastings, Stephen H. (Stephen Harold), 1879-, and Dean, H. K. (Harold Karl), 1889-
Abstract:: Published February 1942. Facts and recommendations in this publication may no longer be valid. Please look for up-to-date information in the OSU Extension Catalog: http://extension.oregonstate.edu/catalog
Resource Type:: Technical Report
Full Text:: alfalfa. Five soil types were used, ranging from a sandy type to a fine silt loam. Varying amouiits of

Creator:: Doerge, Thomas A.
Resource Type:: Dissertation
Full Text:: important agricultural soil in the Willamette Valley which is well suited for alfalfa (Medicago sativa L

Creator:: Fischer, Vernon F.
Abstract:: Norflurazon [4-chloro-5-(methylamino)-2(3-(trifluoromethyl) phenyl)- 3(2H)- pyridazinone] and prodiamine (N3, N3-di-n-propy1-2,4- dinitro-6-(trifluoromethyl)-m-phenylenediamine) are two herbicides being considered for weed control in alfalfa. Rotational crops following alfalfa may be sensitive to residues of these herbicides. Studies were conducted in Oregon and Washington to examine the soil persistence and activity of these herbicides on...
Resource Type:: Masters Thesis
Full Text:: soil and their activity on alfalfa rotational crops AN ABSTRACT OF THE THESIS OF Vernon F. Fischer

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