[1]李东川,孙长忠.水杨酸对油松苗木根系活力及根系发育的影响[J].西北林学院学报,2010,25(05):82-85.
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水杨酸对油松苗木根系活力及根系发育的影响()
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《西北林学院学报》[ISSN:1001-7461/CN:61-1202/S]

卷:
第25卷
期数:
2010年05期
页码:
82-85
栏目:
林木遗传育种与培育
出版日期:
2010-09-30

文章信息/Info

作者:
李东川;孙长忠;
中国林业科学研究院华北林业实验中心;
关键词:
油松水杨酸根系活力
摘要:
用不同浓度的水杨酸(0、2、5、10 mg.L-1),浸根处理1 a生油松苗木。结果表明,随着处理后时间的推移,根系活力有先增大后减小的变化趋势,其中5 mg.L-1的水杨酸提高活力效果最明显,比对照根系活力可提高1~4倍;根长度、根表面积、根数量均是各处理间差异明显,达极显著水平,其中5 mg.L-1的水杨酸作用最为明显,3项指标分别较对照提高了10.8%~32.9%、23.3%~31.8%和18.3%~39.9%。

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备注/Memo

备注/Memo:
国家林业局“948”项目“观赏针叶树苗木高效培育技术引进”(2008-4-19)
更新日期/Last Update: 2010-09-20