pest insect的例句大全

Tolerant philosophy is the most distinctive basic concept in the theory of IMP. It is a major renewal of sences in pest Insect Control.

容忍哲学是IPM理论最具特色的基本概念，是害虫防治策略上的重大观念更新。

According to the principle of population genetics and by using computer numerical simulation comparison has been made on the effectiveness of using rational mixture of insecticides with that of other types of insecticide application including rotation and checkerboard in delaying resistance development of a pest insect species.

本文根据种群遗传学的基本原理，采用计算机数值模拟的方法定量比较了合理混用、轮用、棋盘式使用等用药策略对害虫抗性增长的影响。

Due to its characters of high effectiveness, low toxicity and broad spectrum, deltamethrin has been widely used in pest insect prevention for Chinese herbal medicine.

溴氰菊酯具有高效、广谱、毒性低等特点，是防治中药材虫害的常用药剂。

And explained in detail the lawn weeding, watering, fertilizing, mowing, disease and pest insect prevention and curing;

对建坪后的除草、浇水、追肥、修剪、病虫防治；

The results of indoor chemical poisoning tests showed that the pest insect could be effectively controlled by spraying 80% Dichlorvos, 90% Trichlorfon and 50% Methamidophos ( 1: 2000 dilution) respectively.

室内测定结果，80%敌敌畏、90%敌百虫、50%甲胺磷稀释2000倍，对此虫有良好的毒杀效果。

By the results, we could enrich not only the content of ecological study on this pest insect, but also could forecast the distribution regions and the potential distribution regions of this pest insect by its supercooling point and freezing point of body fluid.

上述结果，不仅充实了以往人们对此卷蛾生态学特性的研究内容，且通过了解其幼虫的过冷却点和体液冰点，可间接预测该虫的可能分布区和潜在分布区。

Using system science methods to study the system control of pest insect population, has an obvious social significance and practical value.

以系统科学方法研究害虫种群系统的控制，具有明显的社会意义和实践意义。

These growing wild species express the characteristics of stress tolerance, resistance to disease and pest insect, high quality under the severe competition and selection of nature.

这些野生种在自然界的严酷竞争和自然选择条件下形成了许多优良特征特性，特别表现在抗逆性、抗病虫害、品质等方面。

In the group of insect in organic litchi orchard, pest insect represented 30.9%, natural enemy 28.4% and natural insect 40.7%.

有机荔枝园区的昆虫群落中，害虫占30.9%，天敌占28.4%，40.7%为中性昆虫。

As a global work, the study of insecticide resistance of pest insect has become more and more important. In the paper, the resistance development and resistance molecular mechanism of pest insect, including metabolic resistance and target resistance in terms of molecular gene level are illustrated.

害虫的抗性研究是一项全球性的重要课题，该文从其抗药性的发展，抗药性的分子机理两方面，主要对代谢抗性和靶标抗性的分子遗传基础研究加以总结。

The oil-based suspension of Bacillus thuringiensis is mainly applied to the ultra low volume spraying of mist sprayer and aeroplane, especially apt to control forest pest insect.

苏云金杆菌油悬浮剂主要用于地面器械和飞机的超低容量喷雾，特别适宜于森林害虫的防治。笔者对苏云金杆菌油悬浮剂超低容量喷雾指标进行了测定。

Morphological differences of the coconut pest insect, Rhynchophorus ferrugineus ( Oliver), and its related species ( Coleoptera: Curculionidae)

椰子大害虫&锈色棕榈象及其近缘种的鉴别（鞘翅目：象虫科）

The domesticated silkworm, Bombyx mori, is an important model of lepidopteran insects. The detailed decipherment of silkworm sex-determination mechanism is the theoretical basis of rearing male silkworm and lepidopteran pest insect control.

家蚕作为鳞翅目昆虫典型代表，其性别调控机理的深刻阐释可为单养雄蚕和鳞翅目害虫防治提供理论依据。

This variety is suitable for seeding on the 5th-the 15th of June. Its planting density is 12,500-16,000/ 667 m2.High yield could be obtained if rational fertilization, irrigation, disease and pest insect control are applied.

该品种适宜6月5日至15日播种，密度1.25~1.60万株/667m2，底肥、追肥合理施用，及时灌溉和防治病虫害即可获得较高的产量。

The Distribution of Tea Plant Pest Insect and the Analysis of Fauna in Hunan Province

湖南省茶树害虫调查和区系分析

System science, system control of pest insect population and thinking over study of Heliothis armigera

系统科学与害虫种群系统控制及对棉铃虫研究的思考

The interference index of population control showed a general effect on the pest insect, including side effects on its natural enemies.

即其下代数量明显下降，收到良好效果，干扰作用控制指数表达了杀虫剂对害虫种群的控制作用、包括对天敌干扰作用的总体效果。

General status on pest insect incidence and damage in peach, plum and cherry orchards of Sichuan

四川桃、李、樱桃害虫发生及危害概况

The susceptive host lettuce and beet were main origin of pest insect before emergence on the seedlings of autumn broad bean.

研究表明，莴苣、牛皮菜等是秋播蚕豆出苗前后的主要虫源地；

This artical introduced briefly some concepts, developments, theories and methods of system science, and the study history and main developments of systematic control of pest insect population.

本文概述了系统科学的一些概念，发展，理论与方法，以及害虫种群系统控制的研究历史与主要进展。