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Filtering by: Date issued sim 1971-07-12 Degree Level Doctoral

How Oregon farmers select and use herbicides on wheat

Creator:

Fine, Richard Ray, 1939-

Abstract:

Questionnaires were used in a survey of Oregon farmers to determine how they select and use herbicides on wheat. Farmer's decisions were evaluated on the basis of their ability to: select the proper herbicide treatment for their weed problem and to make application at the proper time. Questionnaire scores indicated...

Resource Type:

Dissertation
Status and characteristics of reading programs in Oregon public secondary schools

Creator:

Geil, Harry Charles

Abstract:

Purpose The purpose of this study was to discover the status and characteristics of reading programs in the public secondary schools of Oregon. Procedures Questionnaires were mailed to all of Oregon's 327 schools, 106 junior high schools and 221 senior high schools. Responses were received from 84.7 percent of the...

Resource Type:

Dissertation
Zooplankton and hydrography of Alsea Bay, Oregon, September 1966 to September 1968

Creator:

Matson, Adrian Luther

Resource Type:

Dissertation