胜红蓟对大豆生长和产量的影响 |
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引用本文: | 赵之亭,范志伟,刘丽珍. 胜红蓟对大豆生长和产量的影响[J]. 热带农业科学, 2009, 29(9): 4-6 |
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作者姓名: | 赵之亭 范志伟 刘丽珍 |
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作者单位: | 中国热带农业科学院环境与植物保护研究所/农业部热带农林有害生物入侵监测与控制重点开放实验室/海南省热带农业有害生物检测监控重点实验室,海南儋州,571737;海南大学环境与植物保护学院,海南儋州,571737;中国热带农业科学院环境与植物保护研究所/农业部热带农林有害生物入侵监测与控制重点开放实验室/海南省热带农业有害生物检测监控重点实验室,海南儋州,571737 |
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基金项目: | 科技部科技基础性工作专项(No.2006FY111000);;中国热带农科院环植所中央级公益性科研院所基本科研业务费专项(No.2007hzs1J005) |
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摘 要: | 外来入侵杂草胜红蓟已由南向北入侵到我国长江流域,对众多作物构成威胁。大豆是长江流域重要的作物之一。通过田间小区试验,测定胜红蓟不同密度和不同除草时间对大豆生长和产量的影响。结果表明,各处理胜红蓟对大豆的株高、叶片数和产量没有显著的影响。这说明大豆(台湾毛豆75号)品种对胜红蓟具有较强的竞争力和化感作用。
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关 键 词: | 大豆 胜红蓟 竞争与化感作用 |
Effect of Ageratum conyzoides L. on Growth and Yield of Soybean [Glycine max (L.)Merrill.] |
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Affiliation: | 1 Environment and Plant Protection Institute;CATAS/Ministry of Agriculture Key Laboratory for Monitoring and Control of Tropical Agricultural and Forest Invasive Alien Pests/Hainan Key Laboratory for Detection and Control of Tropical Agricultural Pests;Danzhou;Hainan 571737;2 College of Environment and Plant Protection;Hainan University;Hainan 571737 |
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Abstract: | Ageratum conyzoides L.,an invasive alien weed,has invaded northwards from South China to the Changjiang River Basin and threatened many crops there.Soybean [Glycine max(L.) Merrill.] is one of important crops in the Changjiang River Basin.The effect of different densities of A.conyzoides and its weeding time on the growth and yield of soybean was determined in the field plot trial.The results showed that there was no significant difference among the treatments in height,leaf number and yield of soybean.This... |
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Keywords: | Soybean ageratum conyzoides competition and allelopathy |
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