河西走廊不同土壤类型二白杨农田防护林成熟龄和更新龄的探讨  被引量:7

DISCUSSION ON MATURE AGE AND REGENERATION AGE OF POPULUS GANSUENSIS SHELTERBELTS FOR CROP IN DIFFERENT SOIL TYPES IN HEXI CORRIDOR

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作  者:周腊虎 赵克昌 李茂哉 

机构地区:[1]甘肃省林业科学技术推广总站,兰州730046

出  处:《林业科学》2001年第2期139-143,共5页Scientia Silvae Sinicae

基  金:甘肃省1998科研攻关项目!(GS982 -A41-0 19)内容之一

摘  要:Based on plot surveying of populus gansuensis shelterbelts for crop in 4 soil types of Hexi Corridor,the paper studied the shelterbelt mature age, technology mature age and regeneration age of P.gansuensis shelterbels for crop in different types of soil by stem analysis.Based on plot surveying of populus gansuensis shelterbelts for crop in 4 soil types of Hexi Corridor,the paper studied the shelterbelt mature age, technology mature age and regeneration age of P.gansuensis shelterbels for crop in different types of soil by stem analysis.

关 键 词:土壤类型 二白杨 防护林农田 成熟龄 更新龄 河西走廓 

分 类 号:S759.2[农业科学—森林经理学] S757.44[农业科学—林学]

 

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