Effects of different sources of fertilizer nitrogen on growth and nutrition of western hemlock seedlings
By: M. A. Radwan and Dean S. DeBell
Contributors: DeBell, Dean S., joint author; Pacific Northwest Forest and Range Experiment Station (Portland, Or.); United States. Forest Service
Series: USDA Forest Service research paper PNW -- 267
Publisher: Dept. of Agriculture, Forest Service, Pacific Northwest Forest and Range Experiment Station
Published: 1980
Place of publication: [Portland, Or.]
Language: eng
Number of pages: 15
Subjects: Nitrogen fertilizers; Western hemlock
Notes: Issued Feb. 1980

Bibliography: p. 14-15