| 茶树中咖啡碱抑茵抗虫作用的研究 |
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| 引用本文： | 张和禹,贾国云,刘金珠. 茶树中咖啡碱抑茵抗虫作用的研究[J]. 激光生物学报, 2012, 21(1): 42-45 |
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| 作者姓名： | 张和禹 贾国云 刘金珠 |
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| 作者单位： | 安徽农业大学生命科学学院;安徽农业大学茶叶生物化学与生物技术教育部重点实验室 |
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| 摘 要： | 咖啡碱是茶树的主要生物碱和特征性物质之一，通过滤纸片法、生长速率法、饲喂称重法对咖啡碱抑菌、抗虫作用的研究，发现咖啡碱对供试细菌和真菌有一定的抑菌能力，对棉铃虫和菜粉蝶、家蚕幼虫具有毒害和抑制生长的影响。咖啡碱作为茶树的次生代谢产物具有抗病抗虫的的生物学功能。
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| 关 键 词： | 茶树 咖啡碱 抑菌 抗虫 |
Study on Antimicrobial and Insecticidal Activity of Caffeine in Tea Plant |
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| ZHANG Heyu,JIA Guoyun,LIU Jinzhu. Study on Antimicrobial and Insecticidal Activity of Caffeine in Tea Plant[J]. ACTA Laser Biology Sinica, 2012, 21(1): 42-45 |
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| Authors: | ZHANG Heyu JIA Guoyun LIU Jinzhu |
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| Affiliation: | 1 (1.College of Life Science,Anhui Agricultural University,Hefei 230036,Anhui,China; 2.Key Laboratory of Tea Biochemistry & Biotechnology,Ministry of Agriculture,Hefei 230036,Anhui,China) |
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| Abstract: | Caffeine is the major component of alkaloids in tea plant.Biological function of caffeine in tea plant was studied in this paper.Filter paper dispersion and mycelial growth rate methods were used to determine the antimicrobial activity.The method of feeding insect with caffeine to determine the insecticidal activity.The results showed the caffeine could inhibit the growth of tested bacteria and fungi,and the caffeine had high toxicity to tested insect. |
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| Keywords: | tea plant caffeine antimicrobial activity insecticidal activity |
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