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Position: Home > Articles > Inhibition of Chinese Herb Extracts on Fruit-vegetable Pathogenic Fungi Northern Horticulture 2009,2009 (9) 38-40

中草药提取物对果蔬病原真菌的抑制作用

作  者:
李海燕;关丽杰;邵双;马金姗
单  位:
沈阳化工学院环境与生物工程学院
关键词:
中草药提取物;果蔬病原菌;抑制活性
摘  要:
采用菌丝生长速率法测定了19种中草药乙醇提取物对5种果蔬病原真菌的抑制活性。结果表明:在提取物浓度为0.1 mg/mL时,豨莶草对草莓软腐病菌、葛根和鸦胆子对苹果褐腐病菌有抑制作用,抑制率均在20%左右。射干对苹果轮纹病菌和苹果褐腐病菌的抑制率分别为21.47%和21.9%,EC50(有效中浓度)值分别为0.79280、.9107 mg/mL。马兜铃对番茄灰霉病菌和苹果褐腐病菌的抑制率分别为28.39%和49.64%,EC50值仅为0.3732和0.1256 mg/mL。综合分析认为,马兜铃值得进一步研究开发。
译  名:
Inhibition of Chinese Herb Extracts on Fruit-vegetable Pathogenic Fungi
作  者:
LI Hai-yan,GUAN Li-jie,SHAO Shuang,MA Jin-shan(College of Environmental and Biological Engineering,Shenyang Institute of Chemical Technology,Shenyang,Liaoning 110142,China)
关键词:
Chinese herb extract;Pathogenic fungus;Inhibitory activity
摘  要:
Ethanol extracts from 19 Chinese herbs were obtained.Then their inhibitory activities against 5 fruit-vegetable pathogenic fungi were assayed in vitro using growth rate method with concentration of 0.1 mg/mL.The results showed that the inhibitory rates of Siegesbeckia pubescens against Rhizopus stolonifer,Pueraria lobata and Brucea javanica against Monilinia fructigena were about 20%.Whereas those of Belamcanda chinensis against Physalospora piricola and Monilinia fructigena were 21.47% and 21.9% respectively,their EC50 were 0.7928 and 0.9107 mg/mL.Aristolochia debilis hampered the growth of Botrytis cinerea and Monilinia fructigena with 28.39% and 49.64% inhibitory rates respectively,their EC50 were 0.3732 and 0.1256 mg/mL.According to the above results,Aristolochia debilis was chosen as plant fungicide for more study.

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