回复专家：吕玉奎，回复时间：2009/5/21 22:24:05
请登陆http://www.chinaforestry.com.cn/front/asp/innovationinfo.asp?id=678查看重庆荣昌县马尾松的生长量：
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品种 |
林分平均 |
优势木 |
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树龄 (a) |
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D (cm) |
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H (m) |
树高年生长量(cm) |
胸径年生长量 (cm) |
单株材积 (m3) |
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D (cm) |
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H (m) |
单株材积 (m3 ) |
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马尾松 |
5 |
3.52 |
3.24 |
0.648 |
0.704 |
0.0020 |
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| 10 |
7.13 |
6.14 |
0.614 |
0.713 |
0.0138 |
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| 15 |
10.08 |
8.36 |
0.557 |
0.672 |
0.0357 |
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| 20 |
11.98 |
10.11 |
0.506 |
0.599 |
0.0594 |
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马尾松单株材积计算公式为：V松=0.000060046144×D1.87197530×H0.97180232
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