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Bark thickness related to tree diameter in sugar maple (acer saccharum marsh.)

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By: Baughman, Roger N. - Patric, James H., - Northeastern Forest Experiment Station (Radnor, Pa.)

Publication info: Upper Darby, Pa, Northeastern Forest Experiment Station, Forest Service, U. S. Dept. of Agriculture, 1969

Holding Institution: U.S. Department of Agriculture, National Agricultural Library
Potential evapotranspiration and climate in Alaska by Thornthwaite's classification

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By: Patric, James H., - Black, Peter E.

Publication info: Juneau, Alaska, Pacific Northwest Forest and Range Experiment Station, U.S. Dept. of Agriculture, 1968

Holding Institution: U.S. Department of Agriculture, National Agricultural Library