Table 2.

Comparison of growth rates by decline classes using Duncan’s Multiple Range Test.

Growth rates	Classificationi contrasts^{^a}
	1	1	1	2	2	3
	vs	vs	vs	vs	vs	vs
	2	3	4	3	4	4
1981-1977^{^b}		^{*^d}		*		*
1976-1972				*
1971-1967
1966-1962
Diameter^{^c}
Growth Ratio		*		*		*
Basal Area
Growth Ratio		*		*		*

↵a 1 Yard, non-declined; 2 Road, moderately declined; 3 Road, severely declined; 4 Road, non-declined.
↵b 5-yr growth periods (inclusive)
↵c 5-yr/15-yr growth ratios
↵d * significant at the .05 level