| 祁连山北坡水热条件对林草分布的影响 |
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| 引用本文： | 陈昌毓.祁连山北坡水热条件对林草分布的影响[J].山地学报,1993(2). |
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| 作者姓名： | 陈昌毓 |
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| 作者单位： | 甘肃省气象局 兰州 |
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| 摘 要： | 采用气候学方法,计算了祁连山北坡不同海拔处的年降水量和乔木林年蒸散量,据此确定了满足乔木林需水的高度带。分析所得的7月均温10℃和6℃,可分别作为乔木林和灌木林生长的温度下限指标。据祁连山北坡水热条件的分布特点,确定了海拔2500—3200米处适宜发展乔木林,其生长以海拔2700—2900米处为最佳,海拔3200—3700米处适宜发展灌木林,其余山区只能生长草类。
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| 关 键 词： | 祁连山北坡 水热条件 林草分布 蒸散量 |
HYDRO-THERMAL CONDITION AND ITS INFLUENCE ON THE DISTRIBUTION OF TREES AND GRASSES IN THE NORTHERN SLOPE OF QILIAN MOUNTAINOUS REGION |
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| Chen Changyu.HYDRO-THERMAL CONDITION AND ITS INFLUENCE ON THE DISTRIBUTION OF TREES AND GRASSES IN THE NORTHERN SLOPE OF QILIAN MOUNTAINOUS REGION[J].Journal of Mountain Research,1993(2). |
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| Authors: | Chen Changyu |
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| Abstract: | |
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| Keywords: | northern slope of Qilian Mountainous Region hydro-thermal condition distribution of trees and grasses evapotranspiration |
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