The problem of range retrogression and its return to productivity
By: by George Pachey Howatt.
Published: 1938
Language: eng
Number of pages: 23
Subjects: Rangelands -- Revegetation.; Land degradation.; Grazing -- Environmental aspects.
Notes: Typescript.

From the Oregon State College School of Forestry collection of senior forestry papers, 1910-1956.

Includes bibliographical references (leaf 23).