control of agricultural pest的意思|示意

The paper was built as a software according to the problem existed in the disease pest and weed identification and control the trend to the application of computer in the agricultural science.

本论文针对近年来农作物病虫草害在识别和防治过程中存在的问题及适应当今计算机在农业科学领域的发展趋势而设计完成的。

With the development of pest control strategies, more and more concepts from community ecology are applied to the system of preventing agricultural pests.

随着害虫防治策略的不断改进，群落生态学中的许多基本概念被越来越多的应用到农业害虫防治系统中。

The resistance of the pest is increasing severely, which made it difficult to control effectively by traditional control methods, such as, chemical, agricultural and biological methods.

由于小菜蛾的抗性日益严重，使传统的防治方法，如化学防治、农业防治和生物防治难以有效地控制小菜蛾的为害。

They are key points in rodent pest control. The methods of rodent pest control include agricultural control, chemical control, physical control and immuno-contraception.

鼠害的防治技术主要有农业防治、化学防治、物理机械防治、生物防治以及免疫不育等高新技术防治。

Agricultural chemicals refer to the medicament used to control pest for agriculture and forestry, weeding and regulating the growth of plants.

农药是指用于农林业防治病虫害、除草及调节植物生长的药剂。

Aphid is one kind of destructive pest in agricultural production. For a long time, the prevention and control of aphids has been mainly depended on chemical pesticide.

蚜虫是一种严重危害农业生产的害虫，长期以来，对蚜虫的防治主要依靠化学农药。