[1]张景群,苏印泉,徐喜明,等.黄土高原人工刺槐林土壤有机碳动态监测研究[J].西北林学院学报,2009,24(05):21-25.
 ZHANG Jing-qun,SU Yin-quan,XU Xi-ming,et al.Dynamic Monitoring of Organic Carbon in the Black Locust Plantation in Loess Plateau[J].JOURNAL OF NORTHWEST FORESTRY UNIVERSITY,2009,24(05):21-25.
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黄土高原人工刺槐林土壤有机碳动态监测研究 ()
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《西北林学院学报》[ISSN:1001-7461/CN:61-1202/S]

卷:
第24卷
期数:
2009年05期
页码:
21-25
栏目:
森林生物学
出版日期:
2009-09-30

文章信息/Info

Title:
Dynamic Monitoring of Organic Carbon in the Black Locust Plantation in Loess Plateau
作者:
张景群; 苏印泉; 徐喜明; 温瑧
陕西省林业国际合作项目管理中心,陕西,西安,710082;西北农林科技大学,林学院,陕西,杨陵,712100
Author(s):
ZHANG Jing-qun; SU Yin-quan; XU Xi-ming; WEN Zhen
关键词:
刺槐人工林 土壤 有机碳密度 监测研究
分类号:
S792.270.1
文献标志码:
A
摘要:
生态林建设是黄土高原生态环境恢复的重要内容,探讨生态林恢复过程中土壤有机碳密度(SOCD)的变化规律,对该地区生态林恢复的生态效益评估具有重要的理论价值.以黄土高原刺槐(Robinia pseudoacacia)人工林为研究对象,探讨了SOCD的动态变化特征.结果表明,在研究区0~80 cm土层范围内,无论是刺槐幼林(8 a,4.27 kg·m-2)还是中龄林(26 a,4.09 kg·m-2)与荒地(4.53 kg·m-2)相比,土壤SOCD均有降低,分别减少了5.74和9.71,说明黄土高原刺槐造林不能提高土壤SOCD;刺槐人工荒山造林对土壤SOCD的垂直分布影响明显,表现为在0~10 cm SOCD有显著提高,并分别提高了22.88和33.05,在10~30 cm范围内显著降低,并分别降低了40.69和45.52,而在30~80 cm的土壤层范围内差异不显著.

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备注/Memo

备注/Memo:
陕西省日元贷款造林项目"生态环境监测研究"(14220302).
更新日期/Last Update: 2010-05-04