larval

Objective : To study the effect of housefly larval secretion on the development of Ascaris suum eggs.

目的: 观察家蝇幼虫分泌物对猪蛔虫卵发育的影响.

A certain degree of stem solidness results in damaged and desiccated eggs and impaired larval movements.

一定的茎秆硬度会致使虫卵损伤和脱水,削移幼虫的移动.

Many kinds of proteinase inhibitors were purified from the larval hemolymph of insect ( Bombyx mori ) and characterized.

家蚕 血液中存在多种蛋白酶抑制因子,有些已被纯化并分析了性质.

However, this entity can develop as a primary infection through blood stream or direct larval migration.

然而, 这些虫体可以通过血流的原发感染或直接的幼虫迁移作为途径.

Most marine gastropod mollusks develop a ciliate swimming organ in certain larval stages.

大多数海洋腹足纲软体动物在某些幼体阶段形成一种有纤毛的游泳器官。

The toxicity of copper, zinc and cadmium to the larval carps was determined.

研究了铜 、 锌、镉三种重金属对鲤鱼幼鱼的毒性作用,以及铜和锌在鲤鱼幼鱼中的积累.

The critical photoperiods for inducing ACB larval diapause were different in the geographic populations.

在一定温度下诱导不同地理种群滞育的临界光周期由南到北逐渐延长,同时,随温度的升高可以使种群临界光周期缩短.

The feeding behavior of larval Epinephelus coioides had close relationship with light.

仔鱼的摄食与光照有着紧密的关系.

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.

An insecticide designed to kill larval pests.

用于杀死害虫幼虫的化学药品.

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.

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 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.

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.