Effects of soil and foliar applications of nitrogen fertilizers on a 20-year-old Douglas-fir stand
By: by Richard E. Miller and Steve Wert
Contributors: Wert, Steven L., joint author; Pacific Northwest Forest and Range Experiment Station (Portland, Or.); United States. Forest Service
Series: USDA Forest Service research note PNW ; 329
Publisher: Dept. of Agriculture, Forest Service, Pacific Northwest Forest and Range Experiment Station
Published: 1979
Place of publication: Portland, Oregon
Language: eng
Number of pages: 12
Subjects: Douglas fir; Foliar feeding; Nitrogen fertilizers; Soil fertility
Notes: Issued Mar. 1979

Bibliography: p. 12