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yue dong feng wang bei qiu si , ying cha qing si yin
Author(s): 
Pages: 23
Year: Issue:  1
Journal: Journal of Bee

Abstract: 冬天气温较暖和的地区,为防止蜂王产卵使越冬蜂外出采粉、采水育儿而被冻死,一般在整个越冬期扣王,以制止蜂王冬天产卵.我是从秋繁停止时扣王断子灭螨,一直将蜂王囚至第二年春繁时.……
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