陕西烟蚜茧蜂冬季保种寄主及规模化繁殖的适宜条件研究
China Plant Protection（2017）
Abstract
在温室中对烟蚜繁育的最适替代寄主展开筛选,测定蚜茧蜂羽化的最适温、湿度,并对烟蚜与僵蚜回接烟苗后的成活率和羽化率进行了测定.结果表明:①小白菜繁殖蚜虫量较大,效果优于萝卜和油菜寄主,回接烟苗后烟蚜成活率达85%以上,可作为替代寄主用于烟蚜的冬季保种及规模化繁殖.②蚜茧蜂僵蚜羽化的最适温度为20~25℃,最适相对湿度为80%~90%.
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