| 甘肃省土壤侵蚀现状与防治对策 |
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| 引用本文： | 颉耀文,贾敏.甘肃省土壤侵蚀现状与防治对策[J].中国水土保持,1999(12):39-41. |
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| 作者姓名： | 颉耀文 贾敏 |
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| 作者单位： | [1]兰州大学资源环境学院 [2]甘肃省水利厅水土保持局 |
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| 摘 要： | 采用卫星遥感技术对甘肃省土壤侵蚀现状进行调查,结果表明,全省土壤侵蚀面积30-82 万km2 ,占土地总面积的76-17 % ,其主要特点是面积大、侵蚀类型齐全、空间分布复杂、侵蚀强度大。根据各分区的特点,省内黄河流域、长江流域、内陆河流域应分别采取不同的防治措施。
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| 关 键 词： | 土壤侵蚀 遥感调查 土壤侵蚀特点 防治措施 |
The Present Statusof Soil Erosion and Counter Measuresfor Managementof Gansu Province |
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| Abstract: | Using thetechnology ofsatelliteremote sensing to conductsurvey ofthe present status ofsoilerosion of GansuProvince has shown thattheeroded area ofthe whole provinceis308 200 km2 ,making up 76 .17 % ofthetotallandarea.Its main characteristics are large in area,various kinds of erosion,complicated spatial distribution and greaterosionintensity .According tothe characteristic ofeach region thatthe Yellow River basin in Gansu Province,theYangtze River basin and continentalriver basin should adopt different measuresfor management. |
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| Keywords: | soil erosion remote sensing survey characteristic of soil erosion measures for control GansuProvince |
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