新疆石河子棉蚜越冬卵的发育规律
Development of the cotton aphid eggs in Xinjiang Shihezi.
王珮玲;张建华;王宏跃;贺福德;朱江;陈金红
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DOI：
作者单位：石河子大学农学院植保系昆虫教研室,石河子832003
中文关键词：棉蚜卵;胚胎发育;孵化
英文关键词：cotton aphid eggs; embryonic development; hatching
中文摘要：棉蚜雌性蚜交配个体平均产卵量为 6.3± 1.1粒 ;未交配个体也产卵 ,卵亦变色 ,但卵量极少。越冬卵经5%NaOH浸泡 24h后卵壳透明 ,镜下观察可见受精卵胚胎发育到体躯分节期开始越冬。冬后胚胎发育仅处在颗粒团状的饱满卵应为无效卵 ,不会孵化 ;颜色发亮的卵处理后胚胎外貌清晰可
英文摘要：The number of eggs deposited by per mated sexual female cotton aphid is 6.3±1.1. Unmated sexual females laid eggs too, but very few, both kinds of eggs change color. Overwintering eggs in 5 percent sodium hydroxide for 24 hours made the chorion transpa