| 河南省沙化土地变化趋势分析 |
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| 引用本文： | 魏红义,丁晋利.河南省沙化土地变化趋势分析[J].林业科技,2011,36(2):51-54. |
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| 作者姓名： | 魏红义 丁晋利 |
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| 作者单位： | 1. 河南省林业调查规划院,郑州,450045
2. 郑州师范学院,河南郑州,450044 |
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| 摘 要： | 根据河南省四次沙化土地监测数据,从沙化土地面积、沙化土地类型以及沙区林地面积对河南省沙区沙化土地变化进行了分析。结果表明：河南省沙化土地面积呈下降趋势,沙化土地类型以沙化耕地为主,沙区林地面积呈逐年增加的趋势。河南省沙区面积正向着可逆的方向发展,但尚有一小部分流动和半固定沙地（丘）需要治理。
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| 关 键 词： | 沙化土地 趋势 监测 变化 |
Analyse on Desertification Land Trend in Henan Province |
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| WEI Hongyi.Analyse on Desertification Land Trend in Henan Province[J].Forestry Science & Technology,2011,36(2):51-54. |
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| Authors: | WEI Hongyi |
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| Institution: | WEI Hongyi (Henan Institute of Forestry Inventory and Planning,Zhengzhou 450045) |
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| Abstract: | Four desertification land data were monitored in Henan province.The trend of desertification land area,types and forest land was analysed.The result showed that the desertification land trend was on the persistent decline,desertification farmland was main type in kind of desertification land types,and woodland area increased in desertification land region.The desertification land area reversiblely develops because the area of desertification decreased.A little mobile dune and semifixed dune need to measure ... |
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| Keywords: | Desertification land Trend Monitoring Change |
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