Ecology and Environment ›› 2021, Vol. 30 ›› Issue (8): 1581-1588.DOI: 10.16258/j.cnki.1674-5906.2021.08.004
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LI Qiaoyu(), ZHANG Xiaojing, CHEN Juan, LIU Yuan, LIU Jinchun, TAO Jianping*(
)
Received:
2021-03-08
Online:
2021-08-18
Published:
2021-11-03
Contact:
TAO Jianping
李巧玉(), 张小晶, 陈娟, 刘媛, 刘锦春, 陶建平*(
)
通讯作者:
陶建平
作者简介:
李巧玉(1993年生),女,博士研究生,研究方向为森林生态学。E-mail: lethe@email.swu.edu.cn
基金资助:
CLC Number:
LI Qiaoyu, ZHANG Xiaojing, CHEN Juan, LIU Yuan, LIU Jinchun, TAO Jianping. Landscape Distribution Pattern of Subalpine Color-leaved Forests and the Influence of Topographic Factors in Western Sichuan[J]. Ecology and Environment, 2021, 30(8): 1581-1588.
李巧玉, 张小晶, 陈娟, 刘媛, 刘锦春, 陶建平. 川西亚高山彩叶林景观分布格局及其地形影响研究[J]. 生态环境学报, 2021, 30(8): 1581-1588.
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URL: https://www.jeesci.com/EN/10.16258/j.cnki.1674-5906.2021.08.004
代码 Code | 景观类型 Landscape type |
---|---|
T1 | 白桦林 Betula platyphylla forest |
T2 | 糙皮桦林 Betula utilis forest |
T3 | 川梣林 Fraxinus sargentiana forest |
T4 | 川滇柳林 Salix rehderiana forest |
T5 | 川滇长尾槭林 Acer caudatum forest |
T6 | 川陕鹅耳枥林 Carpinus fargesiana forest |
T7 | 红麸杨林 Rhus punjabensis forest |
T8 | 槲栎林 Quercus aliena forest |
T9 | 陕甘花楸林 Sorbus koehneana forest |
T10 | 黄栌林 Cotinus coggygria forest |
T11 | 亮叶桦林 B. luminifera forest |
T12 | 日本落叶松林 Larix kaempferi forest |
T13 | 青麸杨林 Rhus potaninii forest |
T14 | 青榨槭林 Acer davidii forest |
T15 | 山杨林 Populus davidiana forest |
T16 | 四川红杉林 Larix mastersiana forest |
T17 | 五裂槭林 Acer oliverianum forest |
T18 | 响叶杨林 Populus adenopoda forest |
T19 | 非彩叶林 Non color-leaved forest |
T20 | 非林地 Non forest |
Table 1 Classification of landscape types in the study area
代码 Code | 景观类型 Landscape type |
---|---|
T1 | 白桦林 Betula platyphylla forest |
T2 | 糙皮桦林 Betula utilis forest |
T3 | 川梣林 Fraxinus sargentiana forest |
T4 | 川滇柳林 Salix rehderiana forest |
T5 | 川滇长尾槭林 Acer caudatum forest |
T6 | 川陕鹅耳枥林 Carpinus fargesiana forest |
T7 | 红麸杨林 Rhus punjabensis forest |
T8 | 槲栎林 Quercus aliena forest |
T9 | 陕甘花楸林 Sorbus koehneana forest |
T10 | 黄栌林 Cotinus coggygria forest |
T11 | 亮叶桦林 B. luminifera forest |
T12 | 日本落叶松林 Larix kaempferi forest |
T13 | 青麸杨林 Rhus potaninii forest |
T14 | 青榨槭林 Acer davidii forest |
T15 | 山杨林 Populus davidiana forest |
T16 | 四川红杉林 Larix mastersiana forest |
T17 | 五裂槭林 Acer oliverianum forest |
T18 | 响叶杨林 Populus adenopoda forest |
T19 | 非彩叶林 Non color-leaved forest |
T20 | 非林地 Non forest |
森林类型 Forest type | 灌丛林 Shrub forest | 阔叶林 Broad-leaved forest | 针阔混交林 Coniferous and broad-leaved mixed forest | 针叶林 Coniferous forest |
---|---|---|---|---|
面积百分比 Percentage area/% | 10.69 | 10.96 | 75.87 | 2.48 |
Table 2 Percentage of the color-leaved forest area in different succession stages
森林类型 Forest type | 灌丛林 Shrub forest | 阔叶林 Broad-leaved forest | 针阔混交林 Coniferous and broad-leaved mixed forest | 针叶林 Coniferous forest |
---|---|---|---|---|
面积百分比 Percentage area/% | 10.69 | 10.96 | 75.87 | 2.48 |
Level | LT | NP | PD | TPA | MPA | MSI | MFRPAC | MENN | AI |
---|---|---|---|---|---|---|---|---|---|
Class level | T1 | 72 | 0.24 | 3251.79 | 45.16 | 1.58 | 1.07 | 0.39 | 94.13 |
T2 | 27 | 0.09 | 3958.92 | 146.63 | 1.75 | 1.08 | 0.72 | 96.06 | |
T3 | 2 | 0.01 | 5.58 | 2.79 | 1.33 | 1.06 | 3.42 | 88.89 | |
T4 | 13 | 0.04 | 27.99 | 2.15 | 1.54 | 1.08 | 0.62 | 70.14 | |
T5 | 21 | 0.07 | 131.49 | 6.26 | 1.34 | 1.06 | 0.42 | 88.26 | |
T6 | 4 | 0.01 | 29.34 | 7.34 | 1.21 | 1.04 | 0.39 | 91.54 | |
T7 | 5 | 0.02 | 5.76 | 1.15 | 1.18 | 1.05 | 0.23 | 75 | |
T8 | 3 | 0.01 | 47.79 | 15.93 | 1.24 | 1.04 | 0.27 | 95.07 | |
T9 | 18 | 0.06 | 100.89 | 5.61 | 1.41 | 1.07 | 2.11 | 84.92 | |
T10 | 76 | 0.26 | 1287.99 | 16.95 | 1.44 | 1.06 | 0.31 | 91.1 | |
T11 | 2 | 0.01 | 62.91 | 31.46 | 1.36 | 1.06 | 0.06 | 96.95 | |
T12 | 64 | 0.22 | 235.71 | 3.68 | 1.28 | 1.05 | 0.43 | 82.9 | |
T13 | 2 | 0.01 | 7.56 | 3.78 | 1.18 | 1.04 | 1.06 | 92.62 | |
T14 | 79 | 0.27 | 2505.42 | 31.71 | 1.52 | 1.07 | 0.24 | 93.43 | |
T15 | 3 | 0.01 | 55.89 | 18.63 | 1.39 | 1.06 | 6.56 | 94.71 | |
T16 | 16 | 0.05 | 65.61 | 4.1 | 1.38 | 1.07 | 1.53 | 83.05 | |
T17 | 42 | 0.14 | 524.88 | 12.5 | 1.43 | 1.07 | 0.69 | 90.3 | |
T18 | 2 | 0.01 | 23.13 | 11.57 | 1.24 | 1.04 | 0.42 | 95.43 | |
T19 | 115 | 0.39 | 12530.07 | 108.96 | 1.8 | 1.08 | 0.17 | 95.27 | |
T20 | 75 | 0.25 | 4618.17 | 61.58 | 2.12 | 1.09 | 0.19 | 89.97 | |
Landscape level | TC | 451 | 3.66 | 12317.67 | 27.31 | 1.46 | 1.07 | 0.58 | 93.65 |
TT | 641 | 2.17 | 29476.89 | 45.99 | 1.6 | 1.07 | 0.46 | 93.77 |
Table 3 Basic features of the landscape pattern in the study area
Level | LT | NP | PD | TPA | MPA | MSI | MFRPAC | MENN | AI |
---|---|---|---|---|---|---|---|---|---|
Class level | T1 | 72 | 0.24 | 3251.79 | 45.16 | 1.58 | 1.07 | 0.39 | 94.13 |
T2 | 27 | 0.09 | 3958.92 | 146.63 | 1.75 | 1.08 | 0.72 | 96.06 | |
T3 | 2 | 0.01 | 5.58 | 2.79 | 1.33 | 1.06 | 3.42 | 88.89 | |
T4 | 13 | 0.04 | 27.99 | 2.15 | 1.54 | 1.08 | 0.62 | 70.14 | |
T5 | 21 | 0.07 | 131.49 | 6.26 | 1.34 | 1.06 | 0.42 | 88.26 | |
T6 | 4 | 0.01 | 29.34 | 7.34 | 1.21 | 1.04 | 0.39 | 91.54 | |
T7 | 5 | 0.02 | 5.76 | 1.15 | 1.18 | 1.05 | 0.23 | 75 | |
T8 | 3 | 0.01 | 47.79 | 15.93 | 1.24 | 1.04 | 0.27 | 95.07 | |
T9 | 18 | 0.06 | 100.89 | 5.61 | 1.41 | 1.07 | 2.11 | 84.92 | |
T10 | 76 | 0.26 | 1287.99 | 16.95 | 1.44 | 1.06 | 0.31 | 91.1 | |
T11 | 2 | 0.01 | 62.91 | 31.46 | 1.36 | 1.06 | 0.06 | 96.95 | |
T12 | 64 | 0.22 | 235.71 | 3.68 | 1.28 | 1.05 | 0.43 | 82.9 | |
T13 | 2 | 0.01 | 7.56 | 3.78 | 1.18 | 1.04 | 1.06 | 92.62 | |
T14 | 79 | 0.27 | 2505.42 | 31.71 | 1.52 | 1.07 | 0.24 | 93.43 | |
T15 | 3 | 0.01 | 55.89 | 18.63 | 1.39 | 1.06 | 6.56 | 94.71 | |
T16 | 16 | 0.05 | 65.61 | 4.1 | 1.38 | 1.07 | 1.53 | 83.05 | |
T17 | 42 | 0.14 | 524.88 | 12.5 | 1.43 | 1.07 | 0.69 | 90.3 | |
T18 | 2 | 0.01 | 23.13 | 11.57 | 1.24 | 1.04 | 0.42 | 95.43 | |
T19 | 115 | 0.39 | 12530.07 | 108.96 | 1.8 | 1.08 | 0.17 | 95.27 | |
T20 | 75 | 0.25 | 4618.17 | 61.58 | 2.12 | 1.09 | 0.19 | 89.97 | |
Landscape level | TC | 451 | 3.66 | 12317.67 | 27.31 | 1.46 | 1.07 | 0.58 | 93.65 |
TT | 641 | 2.17 | 29476.89 | 45.99 | 1.6 | 1.07 | 0.46 | 93.77 |
地形因子 Topographical factors | 轴1 Axis 1 | 轴2 Axis 2 | 轴3 Axis 3 | 轴4 Axis 4 | 解释度 Explain/% |
---|---|---|---|---|---|
海拔 Altitude | 0.917 | 0.051 | -0.034 | 0.000 | 20.4 |
坡度 Slope | -0.114 | -0.123 | -0.297 | 0.000 | 4.5 |
坡向 Aspect | -0.057 | 0.718 | -0.028 | 0.000 | 1.0 |
CCA排序概要 Summary of CCA ordination | 轴1 Axis 1 | 轴2 Axis 2 | 轴3 Axis 3 | 轴4 Axis 4 | |
物种-环境相关 Species-environment correlations | 0.925 | 0.723 | 0.304 | 0.000 | |
物种环境关系的方差累积比例 Cumulative percentage variance of species-environment relation/% | 80.4 | 97.8 | 100.0 | 0.0 | |
所有典范轴的显著性检验 Test of significance of all canonical axes | P=0.002 |
Table 4 Correlation coefficients between topographical factors and CCA ordination axes and ordination summary
地形因子 Topographical factors | 轴1 Axis 1 | 轴2 Axis 2 | 轴3 Axis 3 | 轴4 Axis 4 | 解释度 Explain/% |
---|---|---|---|---|---|
海拔 Altitude | 0.917 | 0.051 | -0.034 | 0.000 | 20.4 |
坡度 Slope | -0.114 | -0.123 | -0.297 | 0.000 | 4.5 |
坡向 Aspect | -0.057 | 0.718 | -0.028 | 0.000 | 1.0 |
CCA排序概要 Summary of CCA ordination | 轴1 Axis 1 | 轴2 Axis 2 | 轴3 Axis 3 | 轴4 Axis 4 | |
物种-环境相关 Species-environment correlations | 0.925 | 0.723 | 0.304 | 0.000 | |
物种环境关系的方差累积比例 Cumulative percentage variance of species-environment relation/% | 80.4 | 97.8 | 100.0 | 0.0 | |
所有典范轴的显著性检验 Test of significance of all canonical axes | P=0.002 |
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