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怎样防治辣椒卷叶
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作者 杨文周 《河南农业》 2003年第10期18-18,共1页
关键词 防治 辣椒 卷叶现象 病毒感染 播种 苗期 中苗期 开花结果期
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Study on the Activity of Herbal Extract to Kill Root-knot Nematode of Cucumber Seedlings Stage 被引量:4
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作者 张敏 苏康宇 +3 位作者 刘晟 马永清 董书琦 宋吉青 《Agricultural Science & Technology》 CAS 2010年第5期129-133,共5页
Present mature plants hydroponic technology was used,combined with some excellent characteristics,such as growth conditions was easy to control and process of root growth was easy to continuously observe,the nematicid... Present mature plants hydroponic technology was used,combined with some excellent characteristics,such as growth conditions was easy to control and process of root growth was easy to continuously observe,the nematicidal activity of 5 kinds of Chinese herbs extracts and the compound solution of Avermectin,with strong contact toxicity effect indoor,was systematically studied and investigated the affection on the root-knot nematode parasitized on the cucumber seeding stage. It is found that under the premise of no influence on root growth of cucumber,extracts from Picrorhiza scrophulariiflora and Punica granatum showed strong prevention and nematicidal activity,and had the similar efficacy of Avermectin; while the extracts from Cibotium barometz,Aucklandia lappa Decne and Fructus cnidii showed low nematicidal activity and various degrees inhibition effect on plant growth. 展开更多
关键词 Chinese herbal extract Cucumber Hydroponics Root-knot nematode Nemeticidal activity
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