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- It is bad luck to kilI a ladybird beetle. 打死瓢虫一只,带来晦气一身.
- Spatial Pattern of Ladybird Beetle on Chinese Cabbage and Its Sampling Techniques. 大白菜上七星瓢虫空间格局及抽样技术研究
- Therefore, the ladybird beetle could be considered as a potential biocontrol agent in controlling the pine mealybug in practice. 圆斑弯叶毛瓢虫对湿地松粉蚧有较强的捕食作用,通过散放瓢虫的成虫和幼虫,增加林间瓢虫的数量,能较好地抑制湿地松粉蚧的增长。
- In this thesis, the biology and ecology of the ladybird beetle and its control effect on the mealybug were studied in laboratory and in forest. 本文对该瓢虫生物学、生态学特性及其对湿地松粉蚧控制作用进行了研究,现将主要结果分述如下: 1)圆斑弯叶毛瓢虫生物学特性 圆斑弯叶毛瓢虫喜食湿地松粉蚧,且能以柑桔粉蚧Pseudococcus citri Risso为中间寄主进行大量繁殖。
- Nephus ryuguus (Kamiya), a common ladybird beetle feeding on mealybugs in China, was found becoming a dominant predator of pine mealybug Oracella acuta (Lobdell) in forest in recent years. 圆斑弯叶毛瓢虫Nephus ryuguus (Kamiya)是我国常见的食蚧瓢虫,为近年在林间出现的湿地松粉蚧Oracella acuta (Lobdell) 优势天敌种类,对湿地松粉蚧有一定的控制作用。
- Progress of applied research on multicolored Asian ladybird beetle 异色瓢虫的应用研究概况
- Ladybugs, also called ladybird beetles, eat aphids-small, soft insects that look like tiny grains of rice. 小甲虫,也称为瓢虫,食蚜小,软昆虫,看起来像小粒大米。
- Among the ladybird beetles, N. ryuguus and Keiscaymnus taiwanenisis Yang et Wu were two most abundant species, which followed well the dynamics of the pine mealybug in nature. 林间湿地松粉蚧捕食性天敌昆虫以瓢虫类数量居多,粉蛉类次之,草蛉类和蜘蛛也有一定的数量。
- Suitability of four materials as the oviposition substrata for multicolored Asian ladybird beetle, Harmonia axgridis 四种材料作为异色瓢虫产卵载体的适合性比较
- After work we all beetle off for a drink. 下班之后我们都急忙赶去喝几杯。
- The beetle scurried away when I lifted the stone. 我把石头搬起来时,那只甲虫跑了。
- The pupil like the beetle very much. 小学生们很喜欢甲虫。
- She screamed as she saw the beetle. 看到甲虫,她尖叫起来。
- ladybird beetlen. 瓢虫
- Now, why don't you children beetle off into the garden and play? 你们这些孩子为什么现在还不赶快跑到花园里去玩?
- Bee and ladybird , very lovely . 小蜜蜂和七星瓢虫非常可爱.
- Ben is afraid. A ladybird is on his bed. 本很害怕,一只瓢虫在他的床上。
- Pupils like the beetle very much. 小学生们很喜欢甲虫。
- Fly away ladybird, fly away home. 小瓢虫,快回家吧!
- He carelessly trod the lady beetle underfoot. 他不小心把瓢虫踩在了脚下。