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Notes: Effect of Environment on Heat Tolerence of Douglas-Fir Seedlings

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Pseudotsuga menziesii seedlings grown outside and in a greenhouse were subjected to heat treatments ranging from 140° F for five minutes to 130° F for 60 minutes at ages from 2 to 12 weeks. Seedlings 8 and 12 weeks old, grown outside, were able to recover from heat treatment that proved lethal to seedlings raised in the greenhouse.

Document Type: News

Affiliations: Ecologist in Charge of Forest regeneration, Forest Research Laboratory, Oregon State Univ., Corvallis

Publication date: June 1, 1966

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  • Forest Science is a peer-reviewed journal publishing fundamental and applied research that explores all aspects of natural and social sciences as they apply to the function and management of the forested ecosystems of the world. Topics include silviculture, forest management, biometrics, economics, entomology & pathology, fire & fuels management, forest ecology, genetics & tree improvement, geospatial technologies, harvesting & utilization, landscape ecology, operations research, forest policy, physiology, recreation, social sciences, soils & hydrology, and wildlife management.
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