Site Index Curves

Loblolly Pine - Piedmont Throughout Most of Natural Range

Loblolly Pine - Piedmont Throughout Most of Natural Range
Total Age (Years)
0
2
4
6
8
10
12
14
16
18
20
Total Height (Feet)
0
10
20
30
40
50
60
70
80
Site Index 35
Site Index 40
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


Loblolly pine plantations – Piedmont (Amateis and Burkhart 1985)
Piedmont throughout most of natural range
68 plots, cutover and site prepared land, 1 dominant and 1
codominant tree on each plot
Stem analysis, differential equation, polymorphic
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 3 2