| 长江中下游低丘不同开发模式的土壤改良效果 |
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| 引用本文： | 於凤安 吴立勋. 长江中下游低丘不同开发模式的土壤改良效果[J]. 应用生态学报, 1997, 8(1): 26-30 |
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| 作者姓名： | 於凤安 吴立勋 |
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| 作者单位： | 安徽农业大学!合肥230036(於凤安，彭镇华，江泽慧)，湖南省林业科学院!长沙410007(吴立勋)，湖北省林业科学院!武汉430075(刘立德)，江西吉安地区林科所!吉安330056(曾昭汉) |
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| 摘 要： | 对长江中下游 4个不同试点综合治理和开发模式的调查表明 ,综合治理和开发后 ,低丘植被覆盖率增加 ,水土流失和土壤侵蚀量降低 ,土壤容重下降 ,土壤含水率平均提高 1 8.1 4% ,土壤有机质、N、P、K含量均有提高
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| 关 键 词： | 流域治理 农林复合系统 土壤肥力 土壤侵蚀 长江中下游 低丘 |
Soil improvement effect of different management models on low hills in the lower and middle reaches of Yangtze River. |
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| Yu Fengan,Peng Zhenhua,Jiang Zehui. Soil improvement effect of different management models on low hills in the lower and middle reaches of Yangtze River.[J]. The journal of applied ecology, 1997, 8(1): 26-30 |
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| Authors: | Yu Fengan Peng Zhenhua Jiang Zehui |
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| Abstract: | The investigation on different integrated management models in four experimental sites in the lower and middle reaches of Yangtze River shows that after integrated management, the plant coverage percentage is increased, soil erosion and soil bulk density are decreased, soil water content is increased, and the contents of organic matter and N, P and K are substantially improved. |
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| Keywords: | River floodplain management Agroforestry system Soil fertility Soil erosion Low hills The lower and middle reaches of Yangtze River. |
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