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Result shows that the Apriona germari adult insect prefer to eat Broussonetia papyrfera and reject to eat other tree species which result in difference in natural life and fecundity. Total sugar and dissolvable protein content in the bark is not the cause of rejection. Difference of dissolvable sugar and amino acid may be the reason of preference while difference of dissolvable phenolics and tannin content may explain the rejection.

取食构树的桑天牛成虫取食量大,存活时间长,产卵量大,遗卵量少,其他3个树种则相反。4树种树皮内总糖和可溶性蛋白含量与桑天牛抗性无关,树皮内可溶性糖含量、总氨基酸和必需氨基酸含量对抗性有一定影响。4树种树皮内水溶性总酚含量和单宁含量差异对成虫取食有较大影响,酚类和单宁等次生物质对桑天牛成虫的忌避作用是导致抗性的主要原因。

Any of several flies of the family Calliphoridae that deposit their eggs in carcasses or carrion or in open sores and wounds.

丽蝇双翅蝇类的一种蝇,产卵于动物尸体或腐肉上,或在掀开的创口和伤口中

Acaribs and thrips are regarded as low-risk quarantining pests. Pests of Anastrepha spp. and Ceratitis capitat lay eggs in pericarp. Larva eats fruit which causes rot and great economic damage.

实蝇类有害生物成虫产卵于果皮的皮下,卵孵化后,幼虫在果实中蛀食,使果实腐烂,失去经济价值,从而给鳄梨生产带来重大损失。

In contrast, adult females laid fewer eggs on Chinese cabbage infested by conspecific larvae than on intact Chinese cabbage.

采用不同溶剂去除甘蓝表面蜡质后,小菜蛾在其上的产卵量提高,但仍比在白菜上的要低。

The rate of death and development duration of 1st instar,2nd instar,adult female,pre—oviposition and onegeneration of Dactylopius COCCU~Costa were studied under constant temperature.

在不同温度条件下测定了胭脂虫一龄若虫,二龄若虫,成虫,雌成虫产卵前期及全世代的死亡率和发育历期。

Under nature habitat Dactylopius confusus\'s biological characteristic observationUnder the natural environment condition,Dactylopius confususlife must pass through oviposit,incubate,the proliferation,fixed,secretes the wax and grows six growth stages.

自然生长环境下胭脂虫的生物学特性的观察自然环境条件下,胭脂虫一生需经过产卵、孵化、扩散、固定、泌蜡及发育六个生长阶段。

After the first two days, eggless females may be seen crossing plateau roads, kilometres from the shore.

开始的两天过去后,就可以看到已产卵的雌性穿过离海岸线几公里的高原地带的路。

The fresh royal jelly is slightly ropy milk paste substance; it is the excretive mixture of nutrition gland and maxilla gland of the head of little worker bee. The worker bees use this to feed the 1-3 days' worker bee larva and drone larva, 1-5.5 days' queen bee larva and queen bee in the oviposition period.

新鲜蜂王浆是一种微粘稠乳浆状物质,是幼龄工蜂头部的营养腺和上颚腺共同分泌的混合物,工蜂用它来喂饲1-3日龄工蜂幼虫与雄蜂幼虫、1-5.5日龄蜂王幼虫和产卵期蜂王。

Imaginal life is as long as 1 to a few months. The dusk with 5-7 month fuggy fine day, imago is in truncal on creeping, copulate lays eggs.

成虫寿命长达1至数月。5-7月晴天闷热的傍晚,成虫在树干上爬行,交尾产卵

In order to protect the spawning and reproduction of fish and enhance the fisheries resources, Harbi City carried out its fishing period from May 25 to 10 July in all of natural fishing ground.

为了保护鱼类的产卵繁殖,增加渔业资源,哈尔滨市於5月25日起至7月10日,进入自然捕捞水域的禁渔期。

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However, as the name(read-only memory)implies, CD disks cannot be written onorchanged in any way.

然而,正如其名字所指出的那样,CD盘不能写,也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

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A single payment file can be uploaded from an ERP system to effect all pan-China RMB payments and overseas payments in all currencies.

付款指令文件可从您的 ERP 系统上传到我们的电子银行系统来只是国内及对海外各种币种付款。