[1]衣学慧,王晗生,王晓群.旱区限量灌水造林对幼苗建成的影响[J].西北林学院学报,2008,23(01):87-91.
 YI Xue-hui,WANG Han-sheng,WANG Xiao-qun.Effects of Limite Irrigation on Seedling Establishment in Arid Areas[J].JOURNAL OF NORTHWEST FORESTRY UNIVERSITY,2008,23(01):87-91.
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旱区限量灌水造林对幼苗建成的影响 ()
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《西北林学院学报》[ISSN:1001-7461/CN:61-1202/S]

卷:
第23卷
期数:
2008年01期
页码:
87-91
栏目:
林木繁育与栽培
出版日期:
2008-01-30

文章信息/Info

Title:
Effects of Limite Irrigation on Seedling Establishment in Arid Areas
作者:
衣学慧; 王晗生; 王晓群
杨凌职业技术学院,陕西,杨陵,712100;西北农林科技大学,陕西,杨陵,712100;中国科学院、水利部,水土保持研究所,陕西,杨陵,712100
Author(s):
YI Xue-hui; WANG Han-sheng; WANG Xiao-qun
关键词:
造林 灌水 覆盖 成活 生长
分类号:
S725.71
文献标志码:
A
摘要:
以阳坡为主,采用小区对比试验的方法,对限量灌水造林进行了研究.结果表明,限量灌水通过增加土壤水分有利于幼苗建成,可促进幼苗早期萌发、成活及生长.覆盖对灌水有增进作用,其中地膜覆盖优于土壤覆盖.但与阳坡相比,阴坡灌水量较高时存在例外.表明阴坡造林以少灌为宜,而阳坡造林可适当多灌.幼苗根系深度以及叶片含水量与其地上部分的生长相一致.灌水使得根系向下延伸是幼苗成活及稳定生长的关键因素.

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备注/Memo

备注/Memo:
国家林业局黄土高原林木培育实验室基金及西北农林科技大学科研专项(04ZM062)
更新日期/Last Update: 2010-04-29