[1]莫翼翔,孙丙寅,康克功,等.保留密度对油松飞播林生长的影响[J].西北林学院学报,2003,18(04):57-59.
　Effect of Reserve Density on Growth of Aerial Seeding of Pinus tabulaeformis[J].JOURNAL OF NORTHWEST FORESTRY UNIVERSITY,2003,18(04):57-59.
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保留密度对油松飞播林生长的影响 ()
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《西北林学院学报》[ISSN:1001-7461/CN:61-1202/S]

卷:
第18卷
期数:
2003年04期
页码:
57-59
栏目:
森木育种及培育
出版日期:
2003-08-29

文章信息/Info

Title:
Effect of Reserve Density on Growth of Aerial Seeding of Pinus tabulaeformis
作者:
莫翼翔; 孙丙寅; 康克功; 韩东峰
杨凌职业技术学院,林学系,陕西,杨陵,712100; 杨凌职业技术学院,农学系,陕西,杨陵,712100
关键词:
油松;  飞播林;  保留密度;  坡向;  生长量
分类号:
S753.3
文献标志码:
A
摘要:
以丹凤县流岭林场的标准地调查资料为依据,采用测树学方法,研究了不同保留密度和不同坡向对油松飞播林生长的影响.结果表明,保留密度的变化对树高生长影响不大,对林分胸径和单株材积的生长影响显著.在阳坡,当保留密度为2 800～6 300株/hm2时,胸径年均生长量为0.36～0.28 cm,单株材积生长量为0.001 24～0.000 62 m3;在阴坡,当保留密度为1 125～5 306株/hm2时,胸径年均生长量为0.54～0.33 cm,单株材积生长量为0.003 6～0.000 98 m3,呈现出随保留

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备注/Memo

备注/Memo:
陕西省林业厅项目(4130122)
更新日期/Last Update: 2010-04-29