Chin J Plant Ecol ›› 2007, Vol. 31 ›› Issue (1): 2-10.DOI: 10.17521/cjpe.2007.0002
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ZHOU Rui1,2, HU Yu-Zhe1, XIONG Ying1, WANG Hui1, GE Jian-Ping1,*(), BI Xiao-Li3
Received:
2006-01-12
Accepted:
2006-05-14
Online:
2007-01-12
Published:
2007-01-30
Contact:
GE Jian-Ping
ZHOU Rui, HU Yu-Zhe, XIONG Ying, WANG Hui, GE Jian-Ping, BI Xiao-Li. INTERPRETING ECOLOGICAL LAND COVER PATTERN FOR THE RIPARIAN ZONE OF THE UPPER MINJIANG RIVER, CHINA[J]. Chin J Plant Ecol, 2007, 31(1): 2-10.
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URL: https://www.plant-ecology.com/EN/10.17521/cjpe.2007.0002
编码 Code | 类型 Class name | 比例(%) Percentage | ||||
---|---|---|---|---|---|---|
11 | 水田 Paddy field | 0.47 | ||||
12 | 旱地 Dry land | 7.40 | ||||
21 | 有林地 Woodland | 9.84 | ||||
22 | 灌木林地 Shrub | 35.19 | ||||
23 | 其它林地 Other woodland | 3.98 | ||||
24 | 园地 Orchard | 0.09 | ||||
31 | 高覆盖度草地 High cover grassland | 10.98 | ||||
32 | 中覆盖度草地 Moderate cover grassland | 31.46 | ||||
41 | 河渠 River | 0.10 | ||||
42 | 湖泊 Lake | 0.12 | ||||
51 | 城镇用地 Town | 0.14 | ||||
52 | 工矿用地 Factory | 0.22 |
Table 1 The code of land cover
编码 Code | 类型 Class name | 比例(%) Percentage | ||||
---|---|---|---|---|---|---|
11 | 水田 Paddy field | 0.47 | ||||
12 | 旱地 Dry land | 7.40 | ||||
21 | 有林地 Woodland | 9.84 | ||||
22 | 灌木林地 Shrub | 35.19 | ||||
23 | 其它林地 Other woodland | 3.98 | ||||
24 | 园地 Orchard | 0.09 | ||||
31 | 高覆盖度草地 High cover grassland | 10.98 | ||||
32 | 中覆盖度草地 Moderate cover grassland | 31.46 | ||||
41 | 河渠 River | 0.10 | ||||
42 | 湖泊 Lake | 0.12 | ||||
51 | 城镇用地 Town | 0.14 | ||||
52 | 工矿用地 Factory | 0.22 |
类群 Type | 子流域 Sub- watershed | 土地覆盖组成 Land cover | 环境因子 Environmental factors | |||||
---|---|---|---|---|---|---|---|---|
第一组比例 Percentage of group 1 (%) | 第二组比例 Percentage of group 2 (%) | 第三组比例 Percentage of group 3 (%) | 海拔高度 Elevation (m) | 年降水量 Annual precipitation (mm) | 年均温 Average annual temperature (℃) | 居民点密度 Density of residence (km-2) | ||
Ⅷ | 1 | 35.10 | 64.88 | 0.02 | 3 892.33 | 386.66 | 3.24 | 0.02 |
Ⅵ | 1 | 78.13 | 21.27 | 0.60 | 3 169.08 | 656.67 | 5.84 | 0.09 |
Ⅶ | 1 | 48.75 | 51.25 | 0 | 3 574.33 | 686.52 | 5.64 | 0.09 |
Ⅲ | 2、3、4 | 3.93 | 95.36 | 0.81 | 2 412.19 | 650.63 | 10.74 | 0.12 |
Ⅱ | 3、4 | 8.65 | 75.19 | 16.16 | 1 856.46 | 793.49 | 11.67 | 0.13 |
Ⅳ | 1、2、3、4 | 24.58 | 72.11 | 3.31 | 2 536.40 | 721.82 | 8.64 | 0.15 |
Ⅴ | 5 | 50.89 | 42.02 | 7.09 | 1 615.00 | 1 161.23 | 15.59 | 0.15 |
Ⅰ | 5 | 35.33 | 42.37 | 22.30 | 1 061.00 | 1 122.02 | 15.30 | 0.21 |
Table 2 Quadrats classification and characteristic
类群 Type | 子流域 Sub- watershed | 土地覆盖组成 Land cover | 环境因子 Environmental factors | |||||
---|---|---|---|---|---|---|---|---|
第一组比例 Percentage of group 1 (%) | 第二组比例 Percentage of group 2 (%) | 第三组比例 Percentage of group 3 (%) | 海拔高度 Elevation (m) | 年降水量 Annual precipitation (mm) | 年均温 Average annual temperature (℃) | 居民点密度 Density of residence (km-2) | ||
Ⅷ | 1 | 35.10 | 64.88 | 0.02 | 3 892.33 | 386.66 | 3.24 | 0.02 |
Ⅵ | 1 | 78.13 | 21.27 | 0.60 | 3 169.08 | 656.67 | 5.84 | 0.09 |
Ⅶ | 1 | 48.75 | 51.25 | 0 | 3 574.33 | 686.52 | 5.64 | 0.09 |
Ⅲ | 2、3、4 | 3.93 | 95.36 | 0.81 | 2 412.19 | 650.63 | 10.74 | 0.12 |
Ⅱ | 3、4 | 8.65 | 75.19 | 16.16 | 1 856.46 | 793.49 | 11.67 | 0.13 |
Ⅳ | 1、2、3、4 | 24.58 | 72.11 | 3.31 | 2 536.40 | 721.82 | 8.64 | 0.15 |
Ⅴ | 5 | 50.89 | 42.02 | 7.09 | 1 615.00 | 1 161.23 | 15.59 | 0.15 |
Ⅰ | 5 | 35.33 | 42.37 | 22.30 | 1 061.00 | 1 122.02 | 15.30 | 0.21 |
轴1 Axis 1 | 轴2 Axis 2 | 轴3 Axis 3 | ||
---|---|---|---|---|
环境因子-排序轴相关系数 Correlations of environmental variables with the first three axes of DCCA | 海拔高度DEM | 0.680 | 0.206 | 0.285 |
年均温TEM | -0.830 | -0.086 | -0.451 | |
年降水RAIN | -0.326 | -0.708 | -0.034 | |
居民点密度RES | 0.171 | -0.632 | -0.276 | |
坡度SLOP | -0.428 | 0.013 | -0.793 | |
土地覆盖类型-环境相关系数 Landcover-environment correlation coefficients | 0.762 | 0.575 | 0.451 | |
特征值 Eigenvalues | 0.258 | 0.074 | 0.023 | |
累计解释量 Cumulative percentage variance of landcover-environment relation | 60.879 | 81.702 | 81.702 |
Table 3 Statistic for the first three axes of DCCA
轴1 Axis 1 | 轴2 Axis 2 | 轴3 Axis 3 | ||
---|---|---|---|---|
环境因子-排序轴相关系数 Correlations of environmental variables with the first three axes of DCCA | 海拔高度DEM | 0.680 | 0.206 | 0.285 |
年均温TEM | -0.830 | -0.086 | -0.451 | |
年降水RAIN | -0.326 | -0.708 | -0.034 | |
居民点密度RES | 0.171 | -0.632 | -0.276 | |
坡度SLOP | -0.428 | 0.013 | -0.793 | |
土地覆盖类型-环境相关系数 Landcover-environment correlation coefficients | 0.762 | 0.575 | 0.451 | |
特征值 Eigenvalues | 0.258 | 0.074 | 0.023 | |
累计解释量 Cumulative percentage variance of landcover-environment relation | 60.879 | 81.702 | 81.702 |
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