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幼虫

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Objective According to the different breeding condition on the Musca domestica larvae,to investigate the methods of artificial breeding.

目的用不同饲养条件饲养家蝇幼虫,研究人工饲养家蝇幼虫的方法。

Objective To compare antibacterial activity of antibacterial protein in the Musca domestica larvae by five inducements and observe the effect of the different inducements.

目的 比较5种诱导源所诱导产生家蝇幼虫抗菌蛋白的抗菌活性,观察不同诱导源对家蝇幼虫抗菌蛋白产生的诱导效果。

In order to understand the mechanism of the detoxication of the fluoride poisoned silkworm by naphthylamine compounds such as CRL, the effect of CRL on the activity of the glutathione peroxidase in the hemolymph of fluoride poisoned silkworm larvae was studied.

摘 要:为了解萘胺类化合物CRL缓解家蚕氟中毒的机理,研究了CRL对氟中毒家蚕幼虫血淋巴中谷胱甘肽过氧化物酶活性的影响。正常的家蚕5龄幼虫血淋巴GSH-Px在龄的中期活性较强,龄初和龄末活性较弱。

The Cu in A sinensis and the noctuid was 71.5-106.2 and 12.5-84.0 mg kg~-1, respectively, with an average of 87.9 and 48.3 mg kg~-1, respectively.

短额负蝗体内Cu含量为71.5~106.2mg kg~(-1),夜蛾幼虫为12.5~84.0mg kg~(-1),若将各次取样、不同虫体大小进行平均,短额负蝗和夜蛾幼虫体内Cu含量分别为87.9和48.3mg kg~(-1)。

HPLC was used to investigate whether spinosad applied to parasitized host larvae could reach parasitoid larvae developing inside the hosts.

应用高效液相色谱法检测施用于寄主幼虫的多杀菌素可否传递到在其体内发育的寄生蜂幼虫

The ultrastructure studies show that the number of mitochondria in the motor neurons from resistant strain are higher than those of the susceptible strain, and the thickness of neural lamella and perineurium of resistant strain is thicker than those of the susceptible insects.

棉铃虫抗性种群、对照种群、同种群不同龄期幼虫以及同一个体胸、腹神经节的神经细胞体外培养时形态无明显差异,但抗性品系幼虫运动神经元内线粒体明显增多,且神经围鞘与神经节膜厚度之比明显增加。

The results showed that there were two generations in one year, and there were 6~8 instars in duration of larvae's development. Larvae over-winters under bark or in base of tree. Adult were phototaxis and active on night.

结果表明:该虫在吴旗县一年发生2代,以幼虫在粗皮下或树基越冬,幼虫6~8龄,具吐丝下垂习性,在阴坡立木被害重于阳坡,成虫夜间活动,有趋光性。

Millimeter of 50-60 of larval old ripe larval body length, ivory, prothorax backboard ahead has rank to become 4 paragraphs cinnamon broadband, be located in center 2 paragraphs longer, two side are shorter, have a bosom sufficient 3 pairs.

幼虫老熟幼虫体长50-60毫米,乳白色,前胸背板前方有横列成4段的黄褐色宽带,位于中心的2段较长,两侧较短,有胸足3对。

The test shows that artificial diet Ⅲ can improve the pupation rate of rice stem borer and prolong the survival days of the first generation larva, but have no difference with contrast.

同时,配方Ⅲ中添加的水稻茎粉延长了第一代二化螟幼虫的发育历期,但没有达到与对照产生差异的程度,而且这一效果在继代饲养的后2代二化螟幼虫中不再出现。

Research in Hawaii has show that dose s of 1,000 Gy or more may be required to prevent hatch of irradiated eggs, molting of treated larvae to the next instar or pupation of treated mature larvae.

夏威夷的研究表明,阻止辐照过的卵孵化、被处理幼虫蜕皮进入下一龄期或被处理老熟幼虫化蛹,可能需要1000居里或更高的剂量。

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