Light thinning of Douglas-fir does not stimulate regeneration / by Norman P. Worthington and Charles F. Heebner.
"During the summer of 1961, a study was made of natural regeneration occurring in thinned and unthinned stands ... of 70-year-old site II Douglas-fir on the McCleary Experimental Forest in Grays Harbor County, Wash."--Page 2.
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| Format: | Government Document Book |
| Language: | English |
| Published: |
Portland, Or. :
Pacific Northwest Forest and Range Experiment Station, U.S. Dept. of Agriculture,
[1964]
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| Series: | U.S. Forest Service research note PNW ;
16. |
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PASCAL Offsite
| Call Number: |
A 13.79:PNW-16
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| A 13.79:PNW-16 | Available Place a Hold |