幼虫的

To the secondinstar larvae, by dropping on the pronotum and toxicant membrane, the LD50 was 0.015μg/larva and 1.41g/cm^2 at 96h after treatment, respectively. From the second instar, silkworms were fed continuously on mulberry leaves immersed of triazophos solution of different concentration, the LC50 at 24 HAT, 48 HAT, and at the beginning of the third, fourth and fifth instar was 2.38, 1.54, 0.97, 0.74 and 0.53mg/L, respectively.

结果表明，采用点滴法与药膜法，25℃条件下药剂处理后96h，三唑磷对家蚕2龄幼虫的接触LD50值分别为0.015μg/头与1.41μg/平方公分。2龄起蚕开始，于25℃条件下用三唑磷处理的桑叶饲养，在药剂处理后24、48h以及3龄起、4龄起、5龄起，三唑磷对家蚕的LC50值分别为2.38、1.54、0.97、0.74、0.53mg/L。

According to a lot of research, excretory-secretory antigen of Trichinella spiralis has high specificity and sensitivity and can be used for detection of Trichinella spiralis.

据研究，旋毛虫肌幼虫的排泄-分泌抗原具有较高的特异性和敏感性，可用于旋毛虫病的检测。

The generations occurred undulatingly and overlap with each other.

豆野螟在自然变温条件下卵的发育起点温度和有效积温分别为10.84℃和53.17日度，幼虫的发育起点温度和有效积温分别为7.84℃和214.90日度，蛹的发育起点温度和有效积温分别为9.48℃和124.41日度。

The larvae of a dog flea is double the length of the adult and it generally feeds on particles of dry blood, excrement, and various organic substances collected in corners of infested premises.

幼虫的狗跳蚤是双重的长度一般成人，并在饲料颗粒干血，粪便和各种有机物质收集的角落出没场所。

Dull-colored moth whose larvae have tufts of hair on the body and feed on the leaves of many deciduous trees.

深色的蛾子，其幼虫的身体上有簇毛，吃许多落叶树木的树叶。

The flower-shaped larva of a scyphomedusa jelly drifts in Antarctica's Weddell Sea.

花--形状的幼虫的一只钵水母果冻漂浮在南极洲的威德尔海。

In recent years,'Orsten-type' fossils, characterized by remarkable preservation of the soft tissue of putative embryos and arthropod larvae, have transformed our view of the early evolution of metazoans.

近年来，&奥斯坦型化石&（其特点是，假设存在的胚胎和节肢动物幼虫的软组织保存非常完好）已经改变了我们关于后生动物早期演化的特点。

Royal Jelly is a substance of complex chemical structure produced by the young nurse bees as larva food.

蜂王浆是一种复杂的化学结构产生了由年轻的护士为蜜蜂幼虫的食物。

Royal Jelly is a substance of complex chemical structure produced by the young nurse bees as larva food.

蜂王浆是一种复杂的化学物质结构制作的年轻护士为蜜蜂幼虫的食物。

Royal Jelly Royal Jelly is a substance of complex chemical structure produced by the young nurse bees as larva food.

蜂王浆蜂王浆是一种复杂的化学结构产生了由年轻的护士为蜜蜂幼虫的食物。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。