Urea fertilizer increases growth of 20-year-old, thinned Douglas-fir on a poor quality site / by Richard E. Miller and Donald L. Reukema.

Bibliographic Details
Uniform Title:	USDA Forest Service research note PNW ; 291.
Main Author:	Miller, Richard E.
Corporate Authors:	Pacific Northwest Forest and Range Experiment Station (Portland, Or.) United States. Forest Service
Other Authors:	Reukema, Donald L.
Language:	English
Published:	Portland, Or. : Department of Agriculture, Forest Service, Pacific Northwest Forest and Range Experiment Station, 1977.
Series:	USDA Forest Service research note PNW ; 291.
Subjects:	Douglas fir. Forest thinning. Forest soils > Fertilization. Urea as fertilizer.
Physical Description:	8 pages : illustrations ; 27 cm.
Format:	Government Document Book

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