英语人>网络例句>毒蛾 相关的搜索结果
网络例句

毒蛾

与 毒蛾 相关的网络例句 [注:此内容来源于网络,仅供参考]

Ivela ochropoda is one of the main defoliator pest occurred in Ulmus pumila, and is very serious in Wuqi County.

毒蛾是榆树的食叶害虫之一,在吴起县发生严重。

In this paper, we determined the toxicity of transgenic Betula platyphylla with Bt spider peptide gene. Larvae of Lymantria dispar were feed on leaves of transgenic Betula platyphylla with Bt spider peptide gene, The mortality, reduced ratio of weight, ecdysis index and schedule time of every instar.

本文对转Bt C肽蜘蛛杀虫肽的白桦进行杀虫性测定,对取食对照和转基因植株舞毒蛾幼虫的死亡率、体重降低率、蜕皮指数、幼虫各龄级历期等指标进行了分析,证明外源基因已经成功插入白桦基因组中,并且能够表达杀虫蛋白。

Perina nuda virus ; infectious flacherie virus ; the viral silkworm disease ; cell line ; pathogen

指导教授王重雄;中文关键字榕树透翅毒蛾病毒;软化症病毒;家蚕病毒病;细胞株;病原体

After years of research, exploration, the successful realization of Scleroderma guani, Zhou's rodents wasps, Trichogramma, Anastatus Bee, Lai aphid wasps, pulp Kok aphid wasps, Coccinella septempunctata, grass Chrysopa septempunctata, Yang Fan-moth virus, Lymantria dispar virus, the virus, such as spring geometrid more than 10 natural enemies of insect pathogens and insects breed of industrial production.

经多年的研究、探索,已顺利实现管氏肿腿蜂、周氏啮小蜂、赤眼蜂、平腹小蜂、丽蚜小蜂、浆角蚜小蜂、七星瓢虫、草蛉、杨扇周蛾病毒、舞毒蛾病毒、春尺蠖病毒等十几种天敌昆虫及昆虫病原体的周年工厂化繁殖生产。

The species' density of the gypsy moth will be controlled under economic permitted level.

终将舞毒蛾的种群密度控制在经济允许水平之下。

The influence of electromagnetic radiation on the hatchability of gypsy moth was studied to provide theoretical basis for the research and application of insect extermination by physical irradiation.

该文研究了电磁辐射对舞毒蛾卵孵化率的影响,其目的是为物理辐照灭虫的研究和实际应用提供理论依据。

This has saved us from such a female as the gypsy moth. It has held up the woman, and held down the man.

遗传的作用是张扬女性、抑制男性,同时又不让女性成为一种舞毒蛾

The orange, purple and silver butterfly vanished in the 1990s, possibly aided by man's use of parasitic wasps and flies brought in to combat the gypsy moth - another whopping human error.

橙色、紫色和银色蝴蝶在90年代消失了,可能是人们引进寄生黄蜂和两翼昆虫来对付舞毒蛾促成了它们的消失,这是人类的又一巨大失误。

Spiders also attack the much-feared gypsy moth.

蜘蛛也袭击令人害怕的舞毒蛾

This paper was studied the bilolgy and the integrative control of tea tussock moths(Lepidoptera: Dasychira )in Yunnan province.

对云南茶叶上发生危害的茸毒蛾主要种类的生物学特性及综合防治研究进行了报道。

第2/3页 首页 < 1 2 3 > 尾页
推荐网络例句

What would he tell Judith and the children?

他将怎样告诉朱迪丝和孩子们呢?

I this is at that time, the opinion with peacockish true girl is full of in a heart.

这就是当时的我,一个心中布满虚荣的女孩子真实的想法。

Oh, and I bought myself a new laptop," he said."

哦,我还给我自己买了一个新笔记本"他说。"