毛乌素沙地油蒿叶建成成本及相关叶性状沿降水梯度的变化
|
张治国,魏海霞
|
Variations of leaf construction cost and leaf traits within the species of Artemisia ordosica along a precipitation gradient in the Mau Us sandy land
|
ZHANG Zhi-Guo,WEI Hai-Xia
|
|
表1 毛乌素沙地研究点气候和土壤特征
|
Table 1 Climatic and soil characteristics of study sites in the Mau Us sandy land
|
|
| 经度 Longitude | 纬度 Latitude | 海拔 Altitude (m) | 年降水量 Annual precipitation (mm) | 年蒸发量 Annual pan-evaporation (mm) | 年平均气温 Annual mean temperature (℃) | 土壤全氮含量 Soil total N concentration (mg·g-1) | 固定沙地 Fixed sandy land | 半固定沙地 Semi-fixed sandy land | 榆林 Yulin | 109.87° | 38.62° | 1 210 | 370 | 1 890 | 8.6 | 0.28 ± 0.049aBC | 0.18 ± 0.075bA | 乌审旗 Uxin Qi | 108.64° | 38.16° | 1 270 | 353 | 2 322 | 8.7 | 0.24 ± 0.012aC | 0.07 ± 0.016bB | 鄂托克前旗 Otog Qianqi | 108.46° | 37.70° | 1 320 | 310 | 2 133 | 8.8 | 0.32 ± 0.052aAB | 0.19 ± 0.038bA | 鄂托克旗 Otog Qi | 108.06° | 39.06° | 1 420 | 264 | 2 450 | 7.6 | 0.37 ± 0.039aA | 0.19 ± 0.018bA |
|
|
|