Research Article
Site Specific Stem Volume Models for Pinus patula and Pinus oocarpa
Table 2
Selected total stem volume models, parameter estimates, standard errors (SE), and statistic measures of fit for P. patula and P. oocarpa.
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Note. is the intercept; is the gradient of the predictor variable; is the adjusted coefficient of determination; CF(σ) is the correction factor; dbh is the diameter at breast height; and ht is the total tree height; ln is the natural logarithm; is volume of a tree. |