蛾
- 与 蛾 相关的网络例句 [注:此内容来源于网络,仅供参考]
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The sloth pays such little attention to its personal hygiene that green algae grow on its coarse hair and communities of a parasitic moth live in the depths of its coat producing caterpillars which graze on its moudy hair.
树獭即不讲究卫生,以至于它粗糙的毛发上生出绿苔,成群的寄生蛾生长在它的皮毛深处,变成毛毛虫,并以它的脏毛为食。
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Type genus of the Noctuidae: moths whose larvae are cutworms.
夜蛾科的模式属;其幼虫是地蚕的一种蛾。
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The development cycle in the silkworm accorded with the feature of Genus Nosema.
b。有差异;黑条灰灯蛾微孢子虫的发育周期符合Nosema属的特征;对家蚕有中等程度的感染能力,经卵传染频率较低。
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Olethreutes leucaspis Meyrick was one of the main pests of longan and litchi at shooting stage.
三角新小卷蛾是龙眼、荔枝抽梢期主要害虫之一。
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Now, the quantity of Olethreutes leucaspis Meyrick become more than 85% of all the leaf rollers which are harmful to litchi and longan, It have already become the advantage population of leaf rollers which has endangered litchies , longan.
本课题对三角新小卷蛾的生物学、生态学进行较为全面的研究,观察其生活习性,掌握其发生为害规律,为有效的防治该虫提供科学依据的理论基础。
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The species of palearctic region and those of oriental region appeare repeated character inMayan forest region.
该林区蛾类古北区种类与东洋区种类呈现交迭分布的特点。
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These results have practical value to the control of pebrine disease of the silkworm in silkworm eggs production at present.
在蚕种生产上,经常出现蚕期、蛹期的预知检查无毒,到母蛾镜检时毒率超标而惨遭淘汰的现象。
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The benzene fraction of the liquid-liquid partitioning was found to be the most active against the larvae of Plutella xylostella and Pieris rapae, with the rate of antifeeding, at ×50 dilution, of 97.7%and 97.3%, respectively, after 12 h exposure.
液—液分配法中,苯提取物的拒食活性最高,在50倍稀释浓度下,小菜蛾Plutella xylostella和菜粉蝶Pieris rapae幼虫对其拒食率分别为97.7%和97.3%。
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New research on the virus enhance the Bt pesticide formulations to improve efficiency than Bt 15 to 20 percent, faster effect for 12 hours, killing spectrum from DBM, such as Pieris rapae mainly extended to rice stem borers, Spodoptera litura, beet armyworm, etc. Important pests, and declared a national invention patents.
研究的新型生物农药病毒增强Bt较Bt制剂增效15~20%,作用速度加快了12小时,杀虫谱由小菜蛾、菜青虫等为主扩展到水稻螟虫、斜纹夜蛾、甜菜夜蛾等重要害虫,并申报了国家发明专利。
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Based on a systematic field investigation and laboratory experiments, the structures of arthropod communities and the evalution of dominant predatory enemies in cabbage fields of different seasons were studied. The main results were as follows:1 The structures and their dynamics of arthropod communities in cabbage fields1.1 Species composition and population dynamics of each species of the arthropodcommunities in the cabbage fieldsThe research results showed that the occurrence of Pieris rapae in spring cabbage fields was relatively grave.
本文在田间系统调查和室内试验的基础上,对不同季节甘蓝田节肢动物群落结构及捕食性天敌优势种的评价进行了研究,主要结果如下:1甘蓝田节肢动物群落结构及其动态1.1节肢动物群落物种构成和各种群数量动态研究结果表明,春甘蓝田菜青虫的发生比较严重,菜青虫在调查期间种群数量呈上升趋势,5月初高峰期平均每株甘蓝接近20头;菜蚜与小菜蛾的发生相对较轻,菜蚜在5月中旬有个明显高峰。
- 推荐网络例句
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The labia have now been sutured together almost completely.The drains and the Foley catheter come out at the top.
此刻阴唇已经几乎完全的缝在一起了,排除多余淤血体液的管子和Foley导管从顶端冒出来。
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To get the business done, I suggest we split the difference in price.
为了做成这笔生意,我建议我们在价格上大家各让一半。
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After an hour and no pup, look for continued contractions and arching of the back with no pup as a sign of trouble.
一个小时后,并没有任何的PUP ,寻找继续收缩和拱的背面没有任何的PUP作为一个注册的麻烦。