Site Index Curves

Loblolly Pine - Coastal Plains of North and South Carolina (all except very poorly drained soils)

Loblolly Pine - Coastal Plains of North and South Carolina (all except very poorly drained soils)
Total Age (Years)
0
2
4
6
8
10
12
14
16
18
20
Total Height (Feet)
0
20
40
60
80
100
Site Index 45
Site Index 50
Site Index 55
Site Index 60
Site Index 65
Site Index 70
Site Index 75
Site Index 80
Site Index 85
Site Index 90
Site Index 95
Site Index 100
Site Index 105


Loblolly pine plantations – welldrained (Pienaar and Shiver 1980)
Coastal plains of North and South Carolina_all except very poorly drained soils
154 plots, site prepared lands, 2 dominant and codominant trees
on each plot
Stem analysis, nonlinear regression, anamorphic
Site index is total height at 25 years since planting
Convert d.b.h, age to age since planting by adding years according
to site index (BH = 0.0)“

SI <50 >50
Years 4 3