查询词典 larvae

Bristly whose larvae live parasitically in caterpillars and other insects important in of noxious insects .

有刚毛的苍蝇，其幼虫寄生在毛虫或其它昆虫的身上；在有害昆虫方面很重要。

Can also be made from castor-oil plant leaf extract powder, spreading to the toilet, pigsties, cesspit, etc., to kill mosquito larvae and have a clear effect of maggot.

也可将蓖麻叶粉制成浸出液，撒到厕所、猪圈、粪坑等处，对杀死蚊子幼虫及蝇蛆有明显效果。

The larvae of these moths are most commonly found on Maple trees, but they have been known to feed on Wild Cherry and Birch trees among many others.

罗宾蛾幼虫通常生活在枫树上，但有时也会在野樱桃树和桦树上看到它们的身影。

The results of our research showed that the chinaberry seed oil, two emulsion formulations of crude toosendanin, Margosan-O, azadirachtin, AZT(NR-2), AZAL-S, petrolem ether extract of the leaf of Tagetes erecta, methyl extract of the root of Tagetes erecta, methyl extract of the whole plant of Bidens pilosa, the oil of Ageratum conyazoides and polygodial had potent toxicity to the larvae of Anopheles sinensis, Culex quinquefasciatus and Aedes albopitus.

中华按蚊Anopheles sinensis、致倦库蚊Culex quinquefa-sciatus和白纹伊蚊Aedes albopictus都是我国重要的传病蚊种。本研究首次证实下列植物的提取物对上述三种蚊虫有毒杀作用：(1)苦楝：苦楝油；(2)川楝：川楝素乳剂、蔬果净；(3)印楝：Margosan-O、印楝素、AZT(NR-2)、AZAL-S；(4)万寿菊：叶石油醚提取物、根甲醇提取物；(5)三叶鬼针草：整株植物甲醇提取物；(6)百花草：精油；(7)水蓼：Polygodial。

A chironomid larvae images recognition method based on wavelet energy feature and improved KNN is developed.

提出了一种小波分析与改进KNN相结合的红虫图像识别方法。

In accordance with the characteristics of the organisms, this paper studied chironomid larvae images recognition method based on wavelet packet decomposition and Fuzzy Support Vector Machine.

该方法采用多层小波包分解提取子图像的能量特征，同时结合生物图像颜色特征构造特征向量，然后选择模糊支持向量机作为分类器进行识别。

Although there are no indications that chironomid larvae pose a threat to public health, their presence is still not appreciated because most people associate the organisms with low hygiene.

针对红虫特点提出了一种小波包分解与模糊支持向量机相结合的红虫图像识别方法。

The distribution situation of chironomid and its larvae in water purification structures as well as the relationship of chironomid breeding with water quality and weather in waterworks using ozone/activated carbon filter processes were introduced.

介绍了在设有臭氧—活性炭滤池工艺的深度处理水厂，摇蚊及其幼虫在净水构筑物中的分布情况，其繁殖与水质、气候的关系。

The paper described how the leaves of Brasenia schreberi Gmel., an economic aquatic plant and a Chinese favourite dish, were destroyed by the Chironomid larvae, especially those of Cricotopus trifasciatus panzer, and the characteristics and their growth environment of that species were introduced in detail as well.

莼菜为长江中下游地区民众喜爱的菜肴，具有较高的营养价值。本文重点叙述主要危害莼菜的三带环足摇蚊Cricotopus trifasciatur幼虫，记述了这种幼虫的特征和生长环境以及这类幼虫危害莼菜的过程和结果。

As for the severity of the surface water pollution, water ecological balance was break and aquatic community had altered, tolerance species such as Chironomid larvae and Limnodrilus increased a lot in the water.

在我国，由于地表水污染严重，原有的水生生态平衡遭到破坏，摇蚊幼虫、水蚯蚓等耐污种类数量猛增，导致以这类水体作为供水水源时，出现水生动物污染城市供水系统的问题。

His female bullfighter Lydia gradually Health love, but she was in a vegetative state after the Bulls Zhuangcheng away from her, just because Lydia's ex-boyfriend showed more affectionate than he is like love.

他对女斗牛士莉迪亚渐生爱意，却在她被公牛撞成植物人后离她而去，仅仅因为莉迪亚的前男友表现出好似比他更深情的爱。

I know of none which are not easy to answer, but what I am trying to do now is only by a series of hints to throw some light on the narrow path of legal doctrine, and upon two pitfalls which, as it seems to me, lie perilously near to it.

我不认为有什么难以回答的问题，但我现在要做的仅仅是通过一系列线索，来给法律理论的狭窄路径以及在我看来离它近得危险的两个陷阱提供一些启示。