Forest classification at high latitudes as an aid to regeneration the proceedings of a fifth international workshop /Format: [microform]:
Publisher: Portland, Or. : Pacific Northwest Forest and Range Experiment Station, U.S. Dept. of Agriculture ;
Date: 1984 [i.e. 1985] This title can be found in 1 Iowa libraries.
The yield advantages of artificial regeneration at high latitudes proceedings of the Sixth International Workshop on Forest Regeneration /Format: [microform]:
Publisher: Portland, Or. : Pacific Northwest Research Station, USDA Forest Service ;
Date: 1985. This title can be found in 1 Iowa libraries.
Lodgepole pine regeneration and management : the proceedings of a fourth international workshop sponsored by the Canadian Forest Service with the assistance of School of Agriculture and Land Resources Management, University of Alaska, August 17-19, 1982, Hinton, Alberta, Canada /Format: [microform]:
Publisher: Portland, Or. : Pacific Northwest Forest and Range Experiment Station, U.S. Dept. of Agriculture, Forest Service,
Date: 1983. This title can be found in 1 Iowa libraries.
Forest regeneration at high latitudes /Publisher: [Portland, Or.] : Department of Agriculture, Forest Service, Pacific Northwest Forest and Range Experiment Station,
Date: 1980. This title can be found in 1 Iowa libraries.
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