人工扩繁代异色瓢虫卵和成虫最适冷藏条件的探讨
he cold storage conditions of Harmonia axyridis eggs and adults in massrearing.
滕树兵;徐志强
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DOI:
作者单位:中国农业大学农学与生物技术学院,北京100094
中文关键词:异色瓢虫;卵;成虫;冷藏
英文关键词:Harmonia axyridis(Pallas); egg; adult; cold storage
中文摘要:探讨了人工扩繁异色瓢虫时卵和成虫的最适冷藏条件。卵的最适保存温度是 10℃ ,冷藏 15d内孵化率平均在 60 %以上。成虫的最适保存温度是 10℃ ,如将刚羽化的成虫直接在该温度下冷藏 ,冷藏 40d时存活率能保持在 50 %左右 ;如将刚羽化成虫先在 15℃、0L∶2 4D条件下处理 1 6d,然
英文摘要:The cold storage conditions of Harmonia axyridis eggs and adults in massrearing were studied. The eggs were suitable for cold storage at 10℃. The average hatching rate kept more than 60% within 15days. The adults were also suitable for cold stor