幼虫的

Larvae of this species fail to undergo metamorphosis, so the adults remain aquatic and gilled.

幼虫的这一物种无法接受变态，所以成年人仍然水产品和gilled 。

To either the quantity of glochidia infested on host or the rate of juvenile, yellow catfish and grass carp were the best two hosts.

不论在寄苗量方面，还是在稚蚌脱苗率方面，黄颡鱼和草鱼均是三角帆蚌钩介幼虫的最佳寄主。

Approximate 80% of glochidia parasitized in silver carp, bighead and crucian carp did not metamorphosed successfully to juvenile until it broke off from host.

不论在奇苗量方面，还是在稚蚌脱苗率方面，黄颡鱼和草鱼均是三角帆蚌钩介幼虫的最佳寄主。

The strains are arranged in order in terms of biological characteristics as follows: B_ 、B_5、 F-263、 B_1、 B_6、 B_f、 B_(y2)、 B_(12)、B_z、 B_9、 B_3、 B_(14)、 B_2、 B_4、 B_8、 B_(13)、 B_(y7)、 B_(11)、 B_(10)、 B_7、 B_(15); through comparing the mortality and muscardine rate to Monochamus alternatus larva of 21 strains, it is found that B_5、B_ and F-263 are superior to other strains.

比较生物学性状，结果从优到劣排序是：B_、B_5、F-263、B_1、B_6、B_f、B_(y2)、B_(12)、B_z、B_9、B_3、B_(14)、B_2、B_4、B_8、B_(13)、B_(y7)、B_(11)、B_(10)、B_7、B_(15)；比较各菌株对天牛幼虫的致死率和白僵率，B_5、B_和F-263三个菌株优于其它菌株。

The results showed that fipronil, which belongs to the benzyl pyrazole pesticides, had the highest toxicity to this insect of the tested insecticides.

结果表明：供试药剂中苯并吡唑类杀虫剂氟虫腈对细胸金针虫幼虫的毒力最高，LC50值为0.007613mg/kg土。

Ultrasonic and sonic warning signals in caterpillars of the great peacock moth Saturnia pyri

天蚕蛾幼虫的超声波与声响警讯

The results showed that no obvious contact toxicities against the 3rd instars larvae of Mythimna separata Walker were observed in all treatment, and only the extract of Euonymus japonicus exhibited notable stomach toxicity.

采用微量点滴法和载毒叶片饲喂法测定30种药用植物乙醇提取物对粘虫3龄幼虫的触杀、胃毒以及拒食活性，结果表明供试样品在50 mg﹒mL~(-1)浓度下，冬青卫矛Euonymus japonicus Thunb。

Objective To investigate the cytotoxic activity of neutrophils on the muscular stage larvae of Trichinella spiralis.

目的 探讨感染旋毛虫大鼠中性粒细胞在免疫血清协助下对旋毛虫肌幼虫的杀伤作用。

RESULTS: The encysted larvae of albendazole treated group became significantly damaged,most worms were shrunken and surrounded by inflammatory cells.

结果：阿苯达唑治疗组，囊包幼虫的结构明显破坏，虫体缩小与断裂，部分虫体被吸收，囊包内伴有炎细胞浸润。

There were certaineffects such as Orius similis, Propylaea japonica, Misumenopos tricuspidatus.

小花蝽、龟纹瓢虫、三突花蛛等捕食性天敌也有一定控制棉铃虫幼虫的作用。

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。