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横断山北部土壤钾素的区域分布特征
引用本文:李婷,张世熔,黄建元,杨洲,邓良基,李娟,舒建英.横断山北部土壤钾素的区域分布特征[J].土壤学报,2006,43(2):337-341.
作者姓名:李婷  张世熔  黄建元  杨洲  邓良基  李娟  舒建英
作者单位:四川农业大学资源环境学院,四川省土地信息重点实验室,四川,雅安,625014
基金项目:四川省教育厅资助项目;四川省青年科技基金
摘    要:横断山北部是我国地理环境独特和生物多样性最丰富的地区之一,其生态恢复与重建对整个长江流域的水土流失治理及生态安全具有重要的现实意义,故一直受到国内外学术界的高度关注。但由于近40年来人类活动和气候环境的变化,其林木蓄积量大幅度减少,水土流失日趋严重,生态环境破碎化,部分野生动植物资源已濒临灭绝,已有研究表明属生态脆弱区。尽管该区实施退耕还林工程和天然林保护工程已四年,但因该区域有关生态环境(包括土壤钾素养分等)的基础研究资料较少,生态重建进度仍很缓慢。

关 键 词:全钾  速效钾  空间分布  垂直分布  概率克立格
收稿时间:09 30 2004 12:00AM
修稿时间:2004-09-302004-12-02

REGIONAL DISTRIBUTION CHARACTERISTICS OF SOIL POTASSIUM IN THE NORTHERN PART OF THE HENGDUANSHAN MOUNTAINS
Li Ting,Zhang Shirong,Huang Jianyuan,Yang Zhou,Deng Liangji,Li Juan and Shu Jianying.REGIONAL DISTRIBUTION CHARACTERISTICS OF SOIL POTASSIUM IN THE NORTHERN PART OF THE HENGDUANSHAN MOUNTAINS[J].Acta Pedologica Sinica,2006,43(2):337-341.
Authors:Li Ting  Zhang Shirong  Huang Jianyuan  Yang Zhou  Deng Liangji  Li Juan and Shu Jianying
Institution:College of Resources and Environment of Sichuan Agricultural University;KeyLaboratory of Land Informationin Sichuan Province, Ya'an, Sichuan 625014, China;College of Resources and Environment of Sichuan Agricultural University;KeyLaboratory of Land Informationin Sichuan Province, Ya'an, Sichuan 625014, China;College of Resources and Environment of Sichuan Agricultural University;KeyLaboratory of Land Informationin Sichuan Province, Ya'an, Sichuan 625014, China;College of Resources and Environment of Sichuan Agricultural University;KeyLaboratory of Land Informationin Sichuan Province, Ya'an, Sichuan 625014, China;College of Resources and Environment of Sichuan Agricultural University;KeyLaboratory of Land Informationin Sichuan Province, Ya'an, Sichuan 625014, China;College of Resources and Environment of Sichuan Agricultural University;KeyLaboratory of Land Informationin Sichuan Province, Ya'an, Sichuan 625014, China;College of Resources and Environment of Sichuan Agricultural University;KeyLaboratory of Land Informationin Sichuan Province, Ya'an, Sichuan 625014, China
Abstract:
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