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- Though the investigation of the damage, bionomics and natural enemy species of the Drylcosmus kuriphilus Yasumatsu, the corresponding control trial was conducted. 摘要通过对板栗瘿蜂为害情况、生物学特性和天敌种类的调查,进行了防治试验。
- Natural enemy species 天敌种类
- ?The result of investigation showed that the number of total and natural enemy species, beneficial/hamful species number ratio, diversity index and evenness of IPM orchard were 0?4, 1?5, 11?16, 1?12, 0?67times, respectively, more than those of GC orchard. 通过综合治理园与常规防治园的分析比较,综合治理园昆虫的总物种数比常规防治园增加0?4倍,天敌物种数增加1?5倍,益害比扩大11?16倍,多样性和均匀度分别提高1?12倍和0?67倍。
- The owl is the natural enemy of mice and rats. 猫头鹰是鼠类的克星。
- Insect pests of 42 species,15 families,7 orders in one class were recognized as natural enemy. 查到害虫天敌昆虫有1个纲7个目15科42种;
- There were 11 species in 6 families of natural enemy,among which,ladybug and braconidae were the dominant species. 天敌共有6科11种,其中六斑月瓢虫、菜小脉茧蜂为优势种;
- Study on Parasitical Natural Enemy Insect of Saperda populnea L. 青杨天牛寄生性天敌昆虫初步研究。
- You don’t know fat is your natural enemy and ugly is your monody. 你不知肥胖是你的天敌,丑陋是你的挽歌。
- Most members of the shielding species are harmful but the Chinese predatory stinkbug is the natural enemy of many injurious insects. 蠋蝽是蝽的一种。蝽有多种,多为害虫,而蠋蝽却是多种害虫的天敌。
- The species of natural enemy was quite abundance,which included 7 orders,15 families and 24 species. There were 12 species of spiders in the organic litchi orchard. 天敌的种类相当丰富,天敌昆虫包括7目15科23种,蜘蛛12种。
- There are over 60 Species of natural enemy from 31 Familias, 10 Ordos, and 3 Classes.Predatory carabidae and ladybirds, tea spiders and parasitic wasps are the dominant species. 天敌涉及3纲,10目,31科,60余种,主要是鞘翅目的捕食性步甲和瓢甲、茶园蜘蛛及多种寄生蜂。
- Title: Study on Parasitical Natural Enemy Insect of Saperda populnea L. 关键词:青杨天牛;寄生性天敌昆虫;重寄生;研究
- Porpoises and sharks are natural enemies. 海豚和鲨鱼是天然仇敌
- The natural enemy resources are rich in Huanxian County,Ganshu Province.Among them, more than 30 species are dominant natural enemies of wheat aphids. 小麦蚜虫天敌资源丰富,其优势天敌在甘肃环县有30余种。
- To Control Trunk insect Pests Semanotus bifasciatus with Its Natural Enemy Pyemotes sp. 利用天敌蒲螨控制柏树蛀干害虫双条杉天牛。
- The moral is: Even 'natural enemies' can become 'best friends. 寓意:就算“天敌”也可以成为“最好的朋友。”
- Title: To Control Trunk insect Pests Semanotus bifasciatus with Its Natural Enemy Pyemotes sp. 关键词:病虫害及其防治;天敌;研究;蒲螨;蛀干害虫;双条杉天牛
- Investigation of natural enemies in tobacco storage showed that there are 11 species in 3 class,7 order,10 family. 对贵阳地区的烟仓害虫天敌种类进行了调查。 结果表明,其天敌共有11种,隶属3纲、7目、10科;
- Dastarcus helophoroides was the most effective natural enemy against the large-body longhorn beetles attacking trees. 摘要花绒寄甲是大型天牛类林木蛀干害虫最为有效的天敌昆虫。