| 苦皮藤提取物对玉米象种群的控制作用及机理 |
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| 引用本文： | 吴文君,陈广泉,王兴林.苦皮藤提取物对玉米象种群的控制作用及机理[J].粮食储藏,1988(6). |
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| 作者姓名： | 吴文君 陈广泉 王兴林 |
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| 作者单位： | 西北农业大学植保系，西北农业大学植保系，西北农业大学植保系 甘肃张掖农校 |
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| 摘 要： | 将苦皮藤根皮粉混于大米中,或将其提取物W1.1混于大米和小麦中均可有效地防治玉米象。苦皮藤根皮粉混于小麦中不能控制玉米象危害,原因是小麦粒种皮较光滑,难以附着足够剂量的根皮粉。苦皮藤对玉米象的作用方式主要是胃毒——麻醉作用,而无触杀作用。
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| 关 键 词： | 苦皮藤 玉米象 麻醉作用 |
INSECTICIDAL ACTIVITY AND MECHANISM OF EXTRACT OF CHINESE BITTERSWEET AGAINST MAIZE WEEVIL, SITOPHILUS ZEAMAIS, MOTSCHULSKY |
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| Wu Wenjun Chen Guangquan Wang Xinlin.INSECTICIDAL ACTIVITY AND MECHANISM OF EXTRACT OF CHINESE BITTERSWEET AGAINST MAIZE WEEVIL, SITOPHILUS ZEAMAIS, MOTSCHULSKY[J].Grain Storage,1988(6). |
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| Authors: | Wu Wenjun Chen Guangquan Wang Xinlin |
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| Abstract: | The roothark powdew of Chinese bittersweet (Celastrus angulatus, Max) mixed with rice diet, and ethyl ether extract of the powder mixed with rice or wheat berry diet were very effective against the maize weevils, but the rootbark powder with wheat berry diet could not effectively control the maize weevils. Because there is no enough dose of the powder to adhere to wheat berry for seed coat is smooih.The rootbark powder and its ethyl ether extract were proved to have stomachpoison-narcotic action to the maize weevil. |
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