查询词典 false cabbage aphid

The major dominant species of predatory enemies were Erigonidium graminicola and Theridion octomaculatum and their individuals were 81.4 percent of the total predatory enemy individuals of the community.1.2 Spatial patterns and their dynamics of major dominant predatory enemies ofarthropod communityThe research results showed that Pieris rapae distributed mainly on heart leaves and back of inner leaves of cabbage plants, Plutella xylostella distributed mainly on the back of cabbage leaves and Lipaphis erysimi distributed widely in cabbage plants. Among the major dominant species of predatory enemies, Sitticus sinensis distributed mainly on the front of leaves of cabbage plants in spring cabbage fields, and Misumenopos tricuspidata and Propylaea japonica distributed widely in cabbage plants.

在捕食性天敌中蜘蛛10种，捕食性昆虫3种，主要优势种为草间小黑蛛、八斑球腹蛛，其数量占捕食性天敌总数量的81.4%。1.2节肢动物群落主要优势种的空间格局及其动态研究结果表明，害虫优势种菜青虫主要分布于甘蓝心叶和甘蓝叶反面，小菜蛾主要集中分布在甘蓝叶的反面，而菜蚜在甘蓝植株内的分布较广；春甘蓝田捕食性天敌优势种中华跃蛛在外层叶正面分布较集中，三突花蛛与瓢虫类在甘蓝植株内的分布较广。

Among them multi-types of body colour and special types of hosts are the most universal phenomena. In our experiment, methods of microsatellite primer PCR molecular marker and partial gene sequence analysis of mitochondrial DNA COⅠ-Ⅱwere used to analyze genetic diversity of two body colour bio-types (red bio-type and green bio-type) of green peach aphid from different plants and relationship between green peach aphid and host plants by separately selecting individuals of aphid from rape, Chinese cabbage and tobacco. The main results as follows: 1. Selecting An Ruisheng'method of extracting DNA from small sized insect, using this method can extract DNA well and steadily.

本文采用微卫星引物PCR 分子标记和线粒体COⅠ-Ⅱ部分序列分析的方法，分别选取十字花科植物中的甘蓝和油菜，茄科植物中的烟草，对不同寄主上桃蚜的红色和绿色两种体色生物型的遗传多态性及其与寄主植物的关系进行了研究，取得的主要结果如下： 1、选取安瑞生(2002)小型昆虫DNA 提取方法，能很好且比较稳定的提取桃蚜基因组DNA。

This paper researched cabbage of Cruciferae colewort by planting cabbage in soils which were polluted by cadmium of different concentration. We analyzed poison of cabbage which was polluted by cadmiums in different concentration by using OCT machine system to measure cabbage lamina and observing physical change of fabric of cabbage, and confirmed the characteristic of Cadmium circulation of supergenic geochemistry accordingly.

本文主要以十字花科芸苔属植物甘蓝为研究对象，通过在不同浓度的受镉离子污染的土壤中进行种植，观察甘蓝组织结构物理表征变化，并应用光学相干层析成像系统（Optical Coherence Tomography，OCT）对甘蓝叶片组织样本检测其变化情况，从而分析得出不同镉离子浓度对甘蓝的累积毒害作用以及镉的表生地球化学循环特点。

The research results offer basic indicators of resistance to aphid for identifying resistance wheat varieties and theory warranty for breeding of wheat resistance to aphid and intergrate aphid management.

研究结果为小麦品种的抗蚜性鉴定提供了初步指标，为小麦抗蚜育种和麦蚜的综合治理提供了理论依据。

Through the experiment, which of 9%anti- aphid tiny milk acts for methylto prevention and cure wheat aphid with the sulphur and phosphorous, explicit its prevention and cure result to the wheat aphid , attain the purpose to act for methyl to the high poisonous organic phosphorous agrochemical.

通过9%抗蚜威微乳剂防治小麦蚜虫试验，明确了它对小麦蚜虫的防治效果，达到替代甲基对硫磷等高毒有机磷农药的目的。

In this study, the effects on the growth of cabbage, Chinese cabbage and rape planted on fly ash plus vinasse substrate and fly ash plus sewage sludge substrate were studied and the remediation of cabbage, Chinese cabbage and rape on heavy metal Cd, Cu and Zn was discussed by calculating absorption coefficient, transmission coefficient and absorption modulus.

该文研究了粉煤灰加酒糟和粉煤灰加污泥两种基质对甘蓝、小白菜和油菜生长的影响，并通过计算吸收系数、转运系数和吸收模量讨论了甘蓝、小白菜和油菜对基质中重金属Cd、Cu、Zn的修复情况。

Based on a systematic field investigation and laboratory experiments, the structures of arthropod communities and the evalution of dominant predatory enemies in cabbage fields of different seasons were studied. The main results were as follows:1 The structures and their dynamics of arthropod communities in cabbage fields1.1 Species composition and population dynamics of each species of the arthropodcommunities in the cabbage fieldsThe research results showed that the occurrence of Pieris rapae in spring cabbage fields was relatively grave.

本文在田间系统调查和室内试验的基础上，对不同季节甘蓝田节肢动物群落结构及捕食性天敌优势种的评价进行了研究，主要结果如下：1甘蓝田节肢动物群落结构及其动态1.1节肢动物群落物种构成和各种群数量动态研究结果表明，春甘蓝田菜青虫的发生比较严重，菜青虫在调查期间种群数量呈上升趋势，5月初高峰期平均每株甘蓝接近20头；菜蚜与小菜蛾的发生相对较轻，菜蚜在5月中旬有个明显高峰。

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用在舞台上的假睫毛，一般是比较浓密的假睫毛，配合比较夸张的服饰更能体现出服装的造型感，市场上有一些比较浓密的适合舞台的假睫毛，款式也很丰富，有的一些还有钻在上面装饰的，舞台上的假睫毛更加注重造型感和设计感，秀场中的假睫毛更是多姿多彩，还用以亮片来制作假睫毛的，影视话剧中的妆容一般都是符合人物性格的，所以可能会自己定制或制作相应的假睫毛。

It is seen from grafting Aphid test that green peach aphid can feed on green cabbage,spinach and lettuce,and reproduce on them,furthermore,it shows the different viability between on the tested hosts.

通过接种试验看出，桃蚜接种在青菜、菠菜、莴苣等蔬菜上均能取食繁殖，而且相互间可以接种，桃蚜接种在青菜上繁殖生长最快，萝卜蚜和桃蚜接种在番茄上则不能生活，青菜上的萝卜蚜和桃蚜接种在烟草上，其结果萝卜蚜不能生活，而桃蚜经过短期适应取食后，仍可生长、繁殖，为害烟草。

It also has the function of stomach toxic and kills on contact , caterpillar ,vegetable aphid .The product are indicated for treatment of cabbage caterpillar , vegetable aphid sheep nose bot.

具有胃毒及触杀作用，对甘兰上的菜青虫，蚜虫，小菜蛾，红蜘蛛，蓟马，斑潜蝇有杀灭作用。

It has to be computed by the host for the actual clock rate.

主控制器可以用来计算实际的时钟速率。

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