查询词典 larva

Cryptic coloring predaceous vertebrate tint zebra Sargasso twig lichen flake gradation obliterate larva pupa mimicry nocturnal insectivorous procryptic

脊椎动物门色泽，色彩斑马果本马尾藻嫩枝地衣一片等级，层次，分等涂抹，擦去，使消失幼虫，幼体蛹模仿，拟态夜间发生的，夜出的食虫的有保护色的，保护性的难句译注 1。

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。

Dragonfly's life process "the egg - larva - prosopon" three growth stages, the not completely abnormal insect.

蜻蜓的一生经过「蛋-幼虫-成虫」三个增长阶段，是不完全变态的昆虫。

Any of several moths of the family Psychidae,which construct fibrous cases of silk spun together with leaves,twigs,or grass.The plant - feeding larva e and wingless adult females live in these cases.

蓑蛾虫一种蓑蛾科的蛾或蛀虫，它用叶子、嫩枝和草共同织成的丝建造一个纤维质的壳，食草幼虫和没有翅膀的成年雌虫生活在这些壳里

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

孵化成虫从蛹中孵出来，或幼虫从卵中孵化出来

The 3rd instars larva began to pupate in the middle ten days of May. The pupa stage could last for 8-9 days.

从卵到成虫，种群在0°方向上的相关程为21.4-42.7 m，在90°方向上的相关程为

Resistance. The results indicated that larval mortality of the transgenic cottons on the insect of the second instar feeding with Zhongmiansuo 41 was significant higher than on Zhongmiansuo 23, and the mortality of the rest of instar larvae, the period of larvae,the pupate rate of larvae and the rate of larva developed into moth of S.litura hadno significant difference compared with control.

室内应用中棉所 45 、中棉所 41 两种转双价基因棉品种与对照品种中棉所 23 的顶端展开的第 4 张叶片，分别饲喂斜纹夜蛾 Spodoptera litura 幼虫，考察对幼虫、蛹、成虫的影响，编制并分析实验种群生命表，明确上述两种转双价基因棉对斜纹夜蛾的抗性作用。

The larva of various beetles of the genus Tenebrio that infest flour and other grain products and are often raised for bird .

大黄粉虫幼体一种步行属的甲壳幼虫，寄生于面粉和其他谷类产品中，常被作为鸟而饲养

The larva of various beetles of the genus Tenebrio that infest flour and other grain products and are often raised for bird .

大黄粉虫幼体一种拟步行虫属的甲壳虫幼虫，寄生于面粉和其他谷类中，常被作为鸟而饲养

The larva of various beetles of the genus Tenebrio that infest flour and other grain products and are often for bird .

大黄粉虫幼体一种拟步行虫属的甲壳虫幼虫，寄生于面粉和其他谷类产品中，常被作为鸟而

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。