森林資源現況表（平成29年3月31日現在）.xlsx
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グラフ１ 森林管理形態別面積（第１表） |
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国有林 |
公有林 |
私有林 |
森林総数 |
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面積(ha) |
18600 |
40669 |
255553 |
314856 |
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グラフ２ |
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針葉樹林 |
広葉樹林 |
無立木地等 |
竹林 |
民有林面積 |
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面積(ha) |
188667 |
100218 |
3366 |
3971 |
296222 |
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グラフ３ |
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人工林 |
天然林 |
無立木地等 |
竹林 |
民有林面積 |
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面積（ha） |
182584 |
106301 |
3366 |
3971 |
296222 |
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グラフ４ |
人工 |
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スギ |
ヒノキ |
マツ |
クヌギ |
その他 |
人工林総数 |
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森林総数 |
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ha |
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対象民有林面積 |
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293573 |
ha |
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面積（ha) |
133643 |
36243 |
8425 |
2554 |
1718 |
182584 |
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グラフ５ |
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1 |
2 |
3 |
4 |
5 |
6 |
7 |
8 |
9 |
10 |
11 |
12 |
13 |
14 |
15以上 |
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スギ |
76 |
337 |
831 |
871 |
1376 |
2106 |
6096 |
7948 |
14381 |
25082 |
25571 |
18540 |
11006 |
5740 |
13682 |
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ヒノキ |
3 |
199 |
585 |
1292 |
2759 |
3199 |
5180 |
4525 |
4159 |
4248 |
3330 |
2591 |
1439 |
644 |
2090 |
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合計(ha) |
79 |
536 |
1416 |
2163 |
4135 |
5305 |
11276 |
12473 |
18540 |
29330 |
28901 |
21131 |
12445 |
6384 |
15772 |
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グラフ６ |
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海部森林調査区 |
那賀森林調査区 |
三好森林調査区 |
美馬森林調査区 |
徳島森林調査区 |
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スギ |
83.95330084493216 |
80.28365112327732 |
88.5648918469218 |
89.74511554100962 |
89.79448729704946 |
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ヒノキ |
38.32697914330567 |
27.069982055883106 |
45.49415909512331 |
37.50405712431029 |
40.95120444718962 |
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対象民有林面積 |
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293573 |
ｈａ |
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人工林面積 １８４,５１２ha |
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グラフ８ |
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1ha未満 |
1～10ha |
10～30ha |
30～50ha |
50～100ha |
100～500ha |
500ha以上 |
合計 |
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パーセント |
0.06341957801152016 |
0.3902923866766842 |
0.21248121712997747 |
0.06282478712747308 |
0.06102084898572502 |
0.09587089907337841 |
0.11409028299524167 |
1 |
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16207 |
99740 |
54300 |
16055 |
15594 |
24500 |
29156 |
255552 |
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グラフ９ |
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在村林家所有森林 |
不在村林家所有森林 |
合計 |
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パーセント |
0.6092121790783125 |
0.39078782092168746 |
1 |
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