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顺德地区不同森林改造区土壤水分—物理特性研究 被引量:19

Study on the Soil Moisture-Physical Characteristics of Rebuilt Forest in Shunde
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摘要 The soil moisturephysical characteristics of forest ecosystem at 7 sites in Shunde region were analyzed.The results show that the soil bulk density increases and the pore decreases with the increase of soil depth;the soil waterholding characteristic of Jun’an town is superior to that of Jingping Hill and of Shuiniu Hill.Without the supply of rainfall and surface water and groundwater,the noncapillary water will drain within 2 days,then the capillary water will be put into drainage slowly.As far as the availability of water is concerned,the soil water of the Shuiniu Hill will hamper the growth of plants,and of the others will not. The soil moisturephysical characteristics of forest ecosystem at 7 sites in Shunde region were analyzed.The results show that the soil bulk density increases and the pore decreases with the increase of soil depth;the soil waterholding characteristic of Jun'an town is superior to that of Jingping Hill and of Shuiniu Hill.Without the supply of rainfall and surface water and groundwater,the noncapillary water will drain within 2 days,then the capillary water will be put into drainage slowly.As far as the availability of water is concerned,the soil water of the Shuiniu Hill will hamper the growth of plants,and of the others will not.
出处 《林业科学研究》 CSCD 北大核心 2003年第4期495-500,共6页 Forest Research
基金 顺德市"青山工程"效益监测项目部分内容(2000-2005) 科技部社会公益项目(2003-2005)"珠江三角洲森林植被结构环境间的互动研究"部分内容
关键词 顺德地区 森林生态系统 土壤水分 土壤密度 土壤孔隙 Shunde rebuilt forest area bulk density pore soil moisture
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