5种植物提取物对大豆疫霉菌活性的抑制作用  

Antifungal Activity of the Extract from 5 Plants against Phytophthora sojae

作　　者：刘淑霞[1] 杜春玉 潘冬梅[1] 魏国江[1] 高宇[1] 韩喜才 

机构地区：[1]黑龙江省科学院大庆分院,黑龙江大庆163319 [2]大庆市绿色农产品检测中心,黑龙江大庆163319

出　　处：《安徽农业科学》2014年第2期437-438,共2页Journal of Anhui Agricultural Sciences

基　　金：黑龙江省科学院青年创新基金(CX12G01)

摘　　要：[目的]为了获得有效抑制大豆疫霉菌的植物源杀菌剂研制使用。[方法]采用生长速率法测定了5种植物的水提液和乙醇提液在浓度为0.01、0.05和0.10 g/ml时对大豆疫霉菌的抑制作用。[结果]5种供试植物的不同浓度乙醇提取物对大豆疫霉菌的抑制效果均优于水提取物;苍耳对大豆疫霉菌的抑菌效果最好,其次为大麻和苏子,蒲公英和艾草抑菌作用效果甚微。[结论]供试植物苍耳和大麻在离体条件下对大豆疫霉菌有明显的抑制效果。[ Objective ] To get the plant using in researching the botanical fungicides. [ Method ] The antifungal activity of the water and etha- nol extracts from 5 plants were tested on Phytophthora sojae. [ Resuhl The inhibition effect of ethanol extracts from 5 plants on Phythophthora sojae was better than the water extract. Siberian cocklebur was the best on inhibition the growth of Phythophthora sojae, followed by Marijua- na, perilla, dandelion and wormwood. [ Conclusion ] Siberian cocklebur had a good effect on inhibiting the growth of Phythophthora sojae.

关 键 词：大豆疫霉菌 植物源 提取物 抑制作用 

分 类 号：S482.292[农业科学—农药学]