| 江西大岗山三种主要植被类型枯落物水文性能研究 |
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| 引用本文： | 王兵,王燕,赵广东.江西大岗山三种主要植被类型枯落物水文性能研究[J].水土保持研究,2008,15(6):197-199. |
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| 作者姓名： | 王兵 王燕 赵广东 |
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| 作者单位： | 中国林业科学研究院 森林生态环境与保护研究所, 国家林业局森林生态环境重点实验室, 北京 100091 |
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| 基金项目： | 国家自然科学基金重大项目课题(30590381); 国家林业科技支撑计划课题(2006BAD03A07); 国家林业局林业新技术开发与储备专项(2006-67); 大岗山国家级森林生态站资助项目 |
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| 摘 要： | 对江西大岗山林区常绿阔叶林、毛竹林和杉木林枯落物的水文性能进行研究，结果表明:(1)常绿阔叶林、毛竹林和杉木人工林枯落物现存量分别为474.18，516.92和598.30t/km2。(2)三者枯落物的持水量分别为吸水后10 h，20h和20h达到饱和稳定状态。(3)常绿阔叶林、毛竹林和杉木人工林枯落物的吸水速率均在0-6h急剧减小。毛竹林枯落物的吸水速率随时间变化最为剧烈，而常绿阔叶林则较为平缓。(4)毛竹林枯落物对降水的有效拦蓄能力最强，水文生态效应显著。
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| 关 键 词： | 江西大岗山 枯落物 水文性能 |
Studies on Litter Hydrologic Characteristics of Three Main Forest Types in Mountain Dagangshan of Jiangxi Province |
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| WANG Bing,WANG Yan,ZHAO Guang-dong.Studies on Litter Hydrologic Characteristics of Three Main Forest Types in Mountain Dagangshan of Jiangxi Province[J].Research of Soil and Water Conservation,2008,15(6):197-199. |
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| Authors: | WANG Bing WANG Yan ZHAO Guang-dong |
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| Institution: | Institute of Forest Ecology Environment and Protection, Chinese Academy of Forestry, Key Laboratory of Forest Ecology and Environment, State Forestry Administration, Beijing 100091, China |
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| Abstract: | Research on litter hydrologic characteristics of evergreen broad-leaved forest,Phyllostachys pubescents stands and Cunninghamia lanceolata was carried out in Mountain Dagangshan in Jiangxi province.The results showed that:(1)the amount of the present remaining litters of evergreen broad-leaved forest,Phyllostachys pubescents stands and Cunninghamia lanceolata was 474.18,516.92 and 598.30 t/km2 respectively.(2)After 10 h,20 h and 20 h,the water holding capacity of the litter layer of the three reach its satu... |
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| Keywords: | Mountain Dagangshan in Jiangxi province litter hydrologic characteristics |
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