您要查找的是不是:
- In their pupa stage, they resemble broken twigs. 在蛹的阶段,它们象断开的小枝条。
- A protective case of silk or similar fibrous material spun by the larvae of moths and other insects that serves as a covering for their pupal stage. 茧纤维或类似纤维材料的保护壳,由蛾或其他昆虫的幼虫做成,作为其蛹阶段的覆盖物。
- Mature larvae usually leaves the victim or the back of the leaves, petioles, veins and weeds on a thin silk cocoon so pupation, pupal stage 5-15 days. 老熟幼虫一般在被害叶片背面或枯叶、叶柄、叶脉及杂草上吐丝做薄茧化蛹,蛹期5-15天。
- Yes, but not without going through the larval and pupal stages. 惟有清淮供四望,年年依旧背城流。”
- A. pernyi diapause by pupa stage for hibernation.The pupa is big, easy fix, keep time long, need not the feeding, easy conveyance etc. advantage. 柞蚕以蛹滞育越冬,其蚕蛹个大、容易固定、保存时间长、无须饲养、容易运输等优点。
- Of an inactive stage in the development of some insects,between the larval and the pupal stages. 在一些昆虫发育的不活跃时期,处于幼虫期和蛹期之间的。
- The egg, larval and pupal stages decreased with the rise of temperature. 成虫取食喜选成熟芒果的汁液。
- Investigation methods in larva and pupa stages of hibernated Dendrolimus spp. 松毛虫越冬幼虫期和蛹期调查方法的研究。
- To go through a pupal stage. 经历成蛹期
- Natural enemies of Hyphantria cunea (Drury) were investigated in Qinhuangdao, Hebei Province. Two parasitoids in larva stage, 12 parasitoids in pupal stage and 2 predators (Coccinella septempunctata and Tenodera sinensis) were found. 摘要通过对美国白蛾各个发育期的天敌进行调查与研究,发现除了捕食性天敌七星瓢虫、大刀螳螂等外,幼虫期有2种寄生性天敌、蛹期有12种寄生性天敌,这为保护和利用天敌、有效控制美国白蛾提供了依据。
- Butterflies and stag beetles are complete metamorphosis insects with pupa stage; crickets and walkingsticks are incomplete metamorphosis insects whose juveniles are similar to adults. 蝴蝶、形虫是具有蛹时期的完全变态昆虫,蟋蟀、节虫是幼期跟成虫相似的不完全变态昆虫。
- Butterflies and stag beetles are complete metamorphosis insects with pupa stage;crickets and walkingsticks are incomplete metamorphosis insects whose juveniles are similar to adults. 蝴蝶、锹形虫是具有蛹时期的完全变态昆虫,蟋蟀、竹节虫是幼期跟成虫相似的不完全变态昆虫。
- Mosquito breeding can be forestalled by killing the insect at its adult or and larval pupal stages. 把蚊子的成虫或及幼虫蛹杀灭,可防止蚊子滋生。
- Title: Investigation methods in larva and pupa stages of hibernated Dendrolimus spp. 关键词:松毛虫;越冬幼虫期;蛹期;调查方法
- There are many spotlights on the stage. 舞台上有很多聚光灯。
- Please dim out the stage for the final scene. 请在最后一场即将开演时使舞台灯光转暗。
- The singer was led off the stage by the maestro. 歌唱家由那位著名的指挥领着离开了舞台。
- I always get the jitters before I go on stage. 我登台之前总是感到紧张。
- She did the first stage of the trip by train. 她行程的第一段是乘火车的。
- She's wanted to go on the stage from an early age. 她从小就想当演员。