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Forestry
Remove constraint Forestry
Author
Hann, David W.
Remove constraint Author: Hann, David W.
Author
Oregon State University. Forest Research Laboratory
Remove constraint Author: Oregon State University. Forest Research Laboratory
Subject
Forests and forestry -- Oregon -- Measurement -- Mathematical models
Remove constraint Subject: Forests and forestry -- Oregon -- Measurement -- Mathematical models
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Equations for predicting the probability of a tree's dying in the next 5 years are presented for eight conifer and eight hardwood tree species from southwest Oregon. A logistic equation form was used to ...
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2. [Article] Equations for predicting the 5-year height growth of six conifer species in southwest Oregon
Equations for predicting individual-tree height growth per 5-year period are presented for Douglas-fir, white fir, grand fir, ponderosa pine, sugar pine, and incense-cedar growing in the mixed-conifer ...Citation -
Equations for predicting height to crown base are presented for tree species from southwest Oregon. Equations for undamaged and damaged trees were estimated with weighted nonlinear regression techniques. ...
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4. [Article] Enhanced diameter-growth-rate equations for undamaged and damaged trees in southwest Oregon
Equations for predicting the 5-yr diameter-growth rate of a tree are presented for eight conifer and nine hardwood tree species from southwest Oregon. Equation parameters for undamaged and damaged trees ...Citation