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Growth classification systems for red fir and white fir in northern California
Growth classification systems for red fir and white fir in northern California
Author: George T. Ferrell
Selected crown and bole characteristics were predictor variables in growth classification equations developed for California red fir, Shasta red fir, and white fir in northern California. Individual firs were classified on the basis of percent basal area increment (PCTBAI ) as Class 1 (= 1 pct), Class 2 (> 1 pct and = 3 pct), or Class 3 (> 3 pct...  more »
ISBN: 271354
Publication Date: 11/1983
Pages: 18
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Publisher: USDA
Book Type: Paperback
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