[1]刘淑明,孙丙寅,孙长忠.供水对黄土高原主要造林树种水分利用效率的影响[J].西北林学院学报,2004,19(02):15-17111.
 Effect of Irrigation on Water Use Efficiency on the Loess Plateau[J].JOURNAL OF NORTHWEST FORESTRY UNIVERSITY,2004,19(02):15-17111.
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供水对黄土高原主要造林树种水分利用效率的影响 ()
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《西北林学院学报》[ISSN:1001-7461/CN:61-1202/S]

卷:
第19卷
期数:
2004年02期
页码:
15-17111
栏目:
林业基础科学
出版日期:
2004-04-29

文章信息/Info

Title:
Effect of Irrigation on Water Use Efficiency on the Loess Plateau
作者:
刘淑明; 孙丙寅; 孙长忠
西北农林科技大学,生命科学学院,陕西,杨陵,712100; 杨凌职业技术学院林学系,陕西,杨陵,712100; 国家林业局,华北林业中心,北京,100714
关键词:
油松 侧柏 刺槐 水分利用效率
分类号:
S781.9
文献标志码:
A
摘要:
采用人工供水的方法,研究了不同水分条件下油松、侧柏、刺槐的水分利用效率.3 a的试验结果表明,供水改善了土壤的水分状况,尤其在干旱年份,随供水量的增加,各树种土壤含水量与平水年相同水分处理条件下的差距缩小.平水年,各树种水分利用效率在1.0倍供水处理时最大,油松、侧柏、刺槐分别较对照提高35.3、32.2、26.9;在欠水年,各树种水分利用效率与供水量呈正相关.

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备注/Memo

备注/Memo:
陕西省自然科学基金(sm097)
更新日期/Last Update: 2010-04-29