| 植被类型变化对民勤地区土壤肥力的影响 |
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| 引用本文： | 郭晔红,汪杰.植被类型变化对民勤地区土壤肥力的影响[J].甘肃林业科技,1998,23(4):13-16. |
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| 作者姓名： | 郭晔红 汪杰 |
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| 作者单位： | 甘肃省治沙研究所 |
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| 摘 要： | 民勤是受干旱，风沙威胁最为严重的地区之一，综合治沙是改变该区环境的重要手段之一，其中植物固沙是综合治沙的关键。文中就几种沙生植物群落对土壤肥力影响的研究结果表明：不同植被类型对土壤肥力的影响不同，Ｎ、Ｐ、Ｋ的转化速度也不同。
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| 关 键 词： | 植被类型 土壤肥力 综合治沙 |
Impact of Change of Plant Types on Soil Fertility in Minqin County |
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| Guo Yehong,Wang Jie,Zhang Xiaoqin,Wei Huaidong.Impact of Change of Plant Types on Soil Fertility in Minqin County[J].Journal of Gansu Forestry Science and Technology,1998,23(4):13-16. |
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| Authors: | Guo Yehong Wang Jie Zhang Xiaoqin Wei Huaidong |
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| Abstract: | Minqin is an area which is seriously threatened by drought and desert encroachment. Integrated desert control is the main way to change environment of this area, sand-fixation through planting trees is the key in integrated desert control ,this paper researches several desert plant communities different impact of different plant communities on soil fertility ,and on the change speed of N.P.K.Also the impact of plant types on soil fertility is summarized. |
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| Keywords: | Plant type Soil fertility Integrated desetr control |
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