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Filtering by: Creator McLeod, Donald M Decade 1940-1949

The effects on salmon populations of the partial elimination of fixed fishing gear on the Columbia River in 1935

Creator:

Johnson, Donald R., Chapman, Wilbert McLeod, 1910-1970, Schoning, Robert W., and Oregon. Fish Commission

Abstract:

1. Six major types of commercial gear have been used to take salmon and steelhead on the Columbia River; namely, gill nets, set nets, seines, traps, fish wheels and dip nets. 2. The five important commercial species in the Columbia River are chinook, silver, blueback and chum salmon and steelhead...

Resource Type:

Technical Report

Full Text:

THE COLUMBIA RIVER IN 1935 D. R. JOHNSON, W. M. CHAPMAN AND R. W. SCHONING OREGON FISH COMMISSION
Waste study in a Douglas fir planing mill

Creator:

Bengtila, Donald M. W.

Resource Type:

Undergraduate Thesis

Full Text:

A DOUGLAS FIR PLANING MILL by Donald M. W. Bengtila A Thesis Presented to the Faculty of the
The problem of stuttering and a program for its control

Creator:

Gabbert, Donald M.

Resource Type:

Research Paper

Full Text:

TI-tE PROBLEM OF STTJTERING AÌD A OGRAi,r FOP. ITS CO?rROL by DONALD r GABBERT A PAPER
Individual differences in intelligence, grade achievement and home background from the 4th grade to the 8th grade in a Portland grade school

Creator:

Gabbert, Donald M.

Resource Type:

Research Paper

Full Text:

PORTLAND (RADE SCHOOL by DONALD V. OABBSRT A PAPER submitted to CREGON STATE OCKLEGE in partial