Biodiv Sci ›› 2011, Vol. 19 ›› Issue (2): 190-196.DOI: 10.3724/SP.J.1003.2011.07030
Special Issue: 中国的森林生物多样性监测
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Kai Song1,2, Xiangcheng Mi1,*(), Qi Jia1,3, Haibao Ren1, Dan Bebber4, Keping Ma1
Received:
2011-02-22
Accepted:
2011-03-04
Online:
2011-03-20
Published:
2011-06-01
Contact:
Xiangcheng Mi
Supported by:
Kai Song, Xiangcheng Mi, Qi Jia, Haibao Ren, Dan Bebber, Keping Ma. Variation in phylogenetic structure of forest communities along a human disturbance gradient in Gutianshan forest, China[J]. Biodiv Sci, 2011, 19(2): 190-196.
样地 Plot | 群落类型 Community type | 物种数 Species richness | |||
---|---|---|---|---|---|
总数 Total | DBH≤5 cm | 5 cm <DBH≤ 10 cm | DBH> 10 cm | ||
1 | I | 81 | 77 | 31 | 22 |
2 | IV | 114 | 96 | 56 | 73 |
3 | II | 100 | 100 | 66 | 25 |
4 | IV | 89 | 83 | 50 | 39 |
5 | III | 105 | 96 | 53 | 43 |
6 | III | 123 | 113 | 68 | 46 |
7 | I | 90 | 86 | 32 | 18 |
8 | II | 95 | 89 | 58 | 25 |
9 | II | 85 | 76 | 53 | 19 |
10 | IV | 118 | 96 | 68 | 72 |
11 | I | 98 | 90 | 40 | 16 |
12 | III | 87 | 80 | 45 | 34 |
Table 1 Community types and species richness of 12 1-ha plots
样地 Plot | 群落类型 Community type | 物种数 Species richness | |||
---|---|---|---|---|---|
总数 Total | DBH≤5 cm | 5 cm <DBH≤ 10 cm | DBH> 10 cm | ||
1 | I | 81 | 77 | 31 | 22 |
2 | IV | 114 | 96 | 56 | 73 |
3 | II | 100 | 100 | 66 | 25 |
4 | IV | 89 | 83 | 50 | 39 |
5 | III | 105 | 96 | 53 | 43 |
6 | III | 123 | 113 | 68 | 46 |
7 | I | 90 | 86 | 32 | 18 |
8 | II | 95 | 89 | 58 | 25 |
9 | II | 85 | 76 | 53 | 19 |
10 | IV | 118 | 96 | 68 | 72 |
11 | I | 98 | 90 | 40 | 16 |
12 | III | 87 | 80 | 45 | 34 |
群落类型 Community type | I | II | III |
---|---|---|---|
II | 0.2146 | ||
III | 0.2239 | 0.1910 | |
IV | 0.2920 | 0.2161 | 0.2177 |
Table 2 The S?rensen index between different community types
群落类型 Community type | I | II | III |
---|---|---|---|
II | 0.2146 | ||
III | 0.2239 | 0.1910 | |
IV | 0.2920 | 0.2161 | 0.2177 |
变异来源 Source | df | SS | s2 | F | Pr>F |
---|---|---|---|---|---|
干扰类型 Disturbance type | 3 | 64.5689 | 21.5230 | 19.09 | <0.0001 |
误差 Error | 296 | 333.7407 | 1.1275 | ||
总变异 Corrected total | 299 | 398.3096 |
Table 3 LSD’s one-way ANOVA for Net Relatedness Index of communities with different disturbance types
变异来源 Source | df | SS | s2 | F | Pr>F |
---|---|---|---|---|---|
干扰类型 Disturbance type | 3 | 64.5689 | 21.5230 | 19.09 | <0.0001 |
误差 Error | 296 | 333.7407 | 1.1275 | ||
总变异 Corrected total | 299 | 398.3096 |
变异来源 Source | df | SS | S2 | F | Pr>F |
---|---|---|---|---|---|
干扰类型 Disturbance type (DT) | 3 | 210.0901 | 70.03 | 42.76 | <.0001 |
径级结构 DBH | 2 | 489.0633 | 244.5317 | 149.31 | <.0001 |
干扰类型× 径级结构 DT× DBH | 6 | 69.703 | 11.6172 | 7.09 | <.0001 |
误差 Error | 859 | 1406.8081 | 1.6377 | ||
总变异 Corrected total | 870 | 2175.6645 |
Table 4 Two-way ANOVA for Net Relatedness Index of communities with different disturbance types and DBH classes
变异来源 Source | df | SS | S2 | F | Pr>F |
---|---|---|---|---|---|
干扰类型 Disturbance type (DT) | 3 | 210.0901 | 70.03 | 42.76 | <.0001 |
径级结构 DBH | 2 | 489.0633 | 244.5317 | 149.31 | <.0001 |
干扰类型× 径级结构 DT× DBH | 6 | 69.703 | 11.6172 | 7.09 | <.0001 |
误差 Error | 859 | 1406.8081 | 1.6377 | ||
总变异 Corrected total | 870 | 2175.6645 |
Fig. 1 The mean value of Net Relatedness Index of communities of different human disturbance types. I, II, III, IV, see Table 1. The letters on bars are the results of multiple comparison for different community types.
地形因子 Topographical factor | 海拔 Elevation | 坡向 Aspect | 坡度 Slope | 凹凸度 Convexity |
---|---|---|---|---|
P | 0.3916 | 0.1153 | 0.3711 | 0.043* |
R2 | 0.0025 | 0.0083 | 0.0027 | 0.0137 |
Table 5 Effects of different topographical factors on Net Relatedness Index of communities
地形因子 Topographical factor | 海拔 Elevation | 坡向 Aspect | 坡度 Slope | 凹凸度 Convexity |
---|---|---|---|---|
P | 0.3916 | 0.1153 | 0.3711 | 0.043* |
R2 | 0.0025 | 0.0083 | 0.0027 | 0.0137 |
Fig. 2 The mean value Net Relatedness Index of communities of different DBH classes. The letters on bars are the results of multiple comparison for different community types for the same DBH class. I, II, III, IV, see Table 1.
Fig. 3 The mean value of Net Relatedness Index of communities with different human disturbance after excluding Cunninghamia lanceolata from plantation forest. The letters on bars are the results of multiple comparison for different community types. I, II, III, IV, see Table 1.
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