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Table 5 Parameter estimates with standard errors for Type A forms of the Bertalanffy-Richards function fitted to the national dataset

From: A National height-age model for Pinus radiata in New Zealand

Form

Parameter

Estimate

Std. Error

Anamorphic

a

0.05695

0.00037

b

0.6406

0.0022

Common-asymptote

b

0.7307

0.0024

c

64.47

0.28

General polymorphic (Equation 1)

a 0

0.0693

0.0026

a 1

-4.66E-04

0.86E-04

b 0

0.388

0.016

 

b 1

8.58E-03

0.54E-03