The present invention relates to water treatment, and especially supersonic midge larva killing method for water.

Human sparagnosis is a rare parasitic disease infected by plerocercoid larva ( sparganum ) of Spirometra species.

摘要人体幼裂头绦虫病是一种由裂头绦虫之长尾幼虫所感染的罕见寄生虫病.

Known noticanthiforms don't change much in size during the metamorphosis from larva to adult.

在从幼年到成年的变形过程中,这种鱼的大小不会有很大改变.

The emergence of an adult insect from a pupal case or an insect larva egg.

在一些昆虫发育的不活跃时期,处于幼虫期和蛹期之间的.

Prevention and treatment: spray in space ; eliminate pests in breeding area; larva prevention and treatment.

防治: 空间弥漫喷洒, 孳生地处理,幼虫防治.

The parasitic larva of a trematode worm, having a tail that disappears in the adult stage.

蝌蚪形的吸虫类寄生幼虫; 成体阶段尾巴消失.

I think this worm is a larva of a butterfly.

我觉得这虫子是蝴蝶的幼虫.

Then, last year, he was sent an unusual fish larva.

随后, 也就是在去年, 他又找到一条鱼仔.

Plenty are the villi in the small intestine of the larva of the 23 rd day.

23日龄后的仔鱼,小肠形成较丰富的绒毛.

A magnified shot shows the head of a tiger swallowtail butterfly larva.

这个放大的照片显示一只凶猛风蝶幼虫的头部.

All the larvae are straight, with a slight taper towards the rear.

所有幼虫都是直形背部略带锥形.

They deposit larvae that will grow up to egglaying females.

它们产生幼蚜,以后发育为产卵雌蚜.

Larvae are parasitic on sheep.

幼虫寄生在绵羊的身上。

The larvae of flies parasitize earthworms.

蝇的幼虫寄生在蚯蚓上.

Adults have lungs, But a gill slit persists from the larval stage side Behind the head.

成体用肺呼吸, 但在头后两侧仍保存幼体阶段的鳃裂.

The butterfly-attractive plant can be divided into nectar plant and larval food plant.

诱蝶植物可分为蜜源植物以及幼虫食草两种.

Rotifers are adequate first feeds of larval rearing of marine fish.

轮虫是海产鱼类苗种的适宜开口饵料和优质食物.

The attainment of sexual maturity by an organism still in its larval stage.

(指作物)在生长的早期阶段收获的;在完全成熟之前.

An insecticide designed to kill larval pests.

用于杀死害虫幼虫的化学药品.

Plutella algebra year varies from 12-27 days, the larval stage.

小菜蛾一年发生代数各地不一,幼虫期12-27天.

Larvas become retarded in the mucus.

幼虫被阻留在粘膜内.