道路防雪林における生育基盤の物性と生育状況について
Contents
1. 80 0 s 0 0 C Ds 60 0 n 95 r 0149 p lt 0 01 0 0 30 50 40 0 30 0 20 0 10 0 0 0 0 80 1 00 1 20 1 40 1 60 1 80 2 00 g cm3 9 9 30 50 1 6g cm 50 1 6g cm2. 2 1 H 1 10m 10 25 1 1 D H 2 PI PH 3 2 3 3 1 3
3. 7 8mm H 3 2 H 4 2 H 5 3 1 E 2 2 H 3 H 4 8 2 4 D E F G H 6 B C 20 2008 22 2010 B 1 y 0 369x 1 8578 R 0 8445 D E F G H 00 5 0 10 0 15 0 20 0
4. D 1 H 5 D H3 H7 1991 1995 H5 993 1 0m G 4 H 3 H 4 0 2m y 0 4m 0 60 m my mo J Kae oO EE mm g QN mm F EY 3 E 2 H 4 3 1 4 H 3 2 E 2
5. 1 6g cm EY 10 cm 1 6g cm3 1
6. 1 1 1 30 80 km 5 40 cm
7. 2 28 pp 210 215 2012
8. 23 2011 3 2 52 20 2008 2 3 p 311 2009 4 1 4 p 75 1997 5 6 1999 7 1988 8 27 pp 207 212 2011 9
9. 0 40 mo H5H1 3 0 25 0 20 15 DO D2 R 0 1402 3 G2 3 D1 D3 OH F1 0 10 mm _ Y 0 OH3 0 05 0 00 0 50 100 150 200 250 300 350 mm h 7 8 1 5 3 6 pH 16 H pH 5 8 6 9 5 6 6 8 4 40 cm
10. 5 DD 0 40 E F g G D4 HH lt Le 0 05 0 00 1 1 0 80 1 00 1 20 1 40 1 60 1 80 2 00 g cm 6 3 5 7 8 1 H 3 E 2 H 4 1 6g cm
11. 25 0 30 0 35 0 40 0 cm 4 3 3 5 20 11 mm6 E 4 3 4 6 E 2 H 3 H 4 3 1 6g cm 0 40 2 0 35 0 30 0 25 ms 0 20 mo 15 op 10 Y 0 05 0 00 0 0 10 0 20 0 30 0 mm
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