| 加拿大蓬水浸液对植物幼苗生长的影响 |
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| 引用本文： | 许春媚,杨莉,韩梅,杨利民.加拿大蓬水浸液对植物幼苗生长的影响[J].安徽农业科学,2010,38(19):10031-10033. |
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| 作者姓名： | 许春媚 杨莉 韩梅 杨利民 |
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| 作者单位： | 吉林农业大学中药材学院,吉林省生态恢复与生态系统管理重点实验室,吉林长春,130118;吉林农业大学中药材学院,吉林省生态恢复与生态系统管理重点实验室,吉林长春,130118;吉林农业大学中药材学院,吉林省生态恢复与生态系统管理重点实验室,吉林长春,130118;吉林农业大学中药材学院,吉林省生态恢复与生态系统管理重点实验室,吉林长春,130118 |
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| 基金项目： | 国家自然科学基金，吉林省科技发展计划项目 |
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| 摘 要： | 目的]为阐明我国外来入侵植物加拿大蓬的化感作用提供依据。方法]研究了加拿大蓬根、茎、叶不同浓度水浸液对9种植物幼苗生长的影响。结果]加拿大水浸液对植物幼苗株高和根长生长均有明显的抑制作用,且随水浸液浓度的升高抑制活性显著增强,对植物根长生长明显大于对株高生长的抑制,其抑制活性为叶水浸液〉茎水浸液〉根水浸液。结论]加拿大蓬的化感物质主要存在于叶中。
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| 关 键 词： | 加拿大蓬 水浸液 植物幼苗 化感作用 |
Effects of Water Extract of Erigeron canadensis L. on Young Plant Growth |
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| XU Chun-mei et al.Effects of Water Extract of Erigeron canadensis L. on Young Plant Growth[J].Journal of Anhui Agricultural Sciences,2010,38(19):10031-10033. |
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| Authors: | XU Chun-mei |
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| Institution: | XU Chun-mei et al(Key laboratory for Ecological Restoration and Ecosystem Management of Jilin Province,College of Chinese Medicinal Materials,Jilin Agricultural University,Changchun,Jilin 130118) |
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| Abstract: | Objective] The aim was to provide theoretical basis for illuminating the allelopathy of Erigeron canadensis L.Method] The effects of different concentration water extract of Erigeron canadensis L.roots,stems and leaves on the young plant growth of nine plant species were studied.Result] The water extract had obvious restraining activity to the plant height growth and root length growth of all experimemted young plants,and the restraining activity was significantly increased with the increase of water ext... |
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| Keywords: | Erigeron canadensis L Water extract Young plants Allelopathy |
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