Nitrogen, corn, and forest genetics
Subtitle: the agricultural yield strategy-implications for Douglas-fir management
By: Roy R. Silen
Contributors: Pacific Northwest Forest and Range Experiment Station (Portland, Or.)
Series: General technical report PNW -- 137
Publisher: U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Forest and Range Experiment Station
Published: 1982
Place of publication: Portland, Or
Language: eng
Number of pages: 20
Subjects: Forest genetics; Douglas fir
Notes: "June 1982."

Includes bibliographical references