英语释义

1. the reduction in numbers or elimination of pest organisms by interference with their ecology (as by the introduction of parasites or diseases)

2. an agent used in biological control

3. an agent (such as pyrethrum) used in biological control

片语

Biological Pollution Control生物污染控制

biological fire control生物防火

biological pest control生物害虫防治

biotic-control生物防治

biological l control生物防治

biological pest control detail虫害生物防治

biological integrated control生物综合防治

biological nitrogen control生物脱氮

biological salt control生物防盐

英汉例句

• biological control of agricultural insect pests has been developed steadily since 1950 in china.

  1950年以来，中国的害虫生物防治这门科学技术稳步地发展起来。

• biological control is one alternative, which has been investigated in both china and australia.

  生物防治是病害防治措施的一种，在中国和澳大利亚都已进行了研究。

• some scientists advocate biological control or integrated pest management. and they have achieved some successes. but neither is easy.

  有的科学家提倡生物防治或综合防治，而且也取得了一些成果。但这两种途径都不容易。

• biological control technology not only in the present is an advanced technological means, as well as the future direction of development.

  生物防治技术不但在目前是先进的科技手段，也是未来的发展方向。

• physical, chemical and biological control methods in the purifying water process and the secondary water supply system in chinese water supply industry are discussed.

  重点介绍了目前国内供水行业所采用物理、化学以及生物的方法在水厂凈水处理及二次供水过程防除摇蚊污染的研究；

• objective:chinese herbal medicine prone to mildew, we chose to study a variety of traditional chinese medicine in order to find an effective biological control method of ant-mildew.

  目的：中药材容易发生霉变，选择多种中药材进行对比研究，以寻找有效的中药材抗霉变的生物防治方法。

• it is an effective method of biological control to use insect virus to prevent pest.

  利用昆虫病毒防治害虫是生物防治的一种有效方法。

• egg parasitoids of the genus trichogramma are widely used in biological control against lepidopterous pests.

  赤眼蜂属是生物防治中广泛用来防治鳞翅目害虫的一类重要天敌昆虫。

• recent advances in biological control research, coupled with improved surveillance and intelligence, could make a big difference when the next round in the battle is fought.

  生物防治研究的最新发展，以及改善的监视和情报将在下次战斗中发挥很大作用。

• among the 10 strains, 6 strains have no inhibiting effects on one another. they may be mix used in biological control of bacterial wilt of tobacco.

  对该10个菌株相互之间的拮抗性测定结果表明，有6个菌株相互之间无拮抗作用，可在烟草青枯病的生物防治中应用。

• application of nosema locustae to control chondracris rosea is an effective and promising biological control method.

  应用蝗虫微孢子虫防治棉蝗，是一种有效而很有前途的生物防治方法。

• biological control has become hot topics on banana anthracnose, which is one of the most important post-harvest diseases on banana.

  香蕉炭疽病是香蕉采后一种重要病害，生物防治香蕉炭疽病成为研究的热点。

• these results can provide theoretical basis and experimental techniques for the biological control of plant diseases and the development of botanical pesticides.

  以上实验结果可为植物病害生物防治及开发植物源农药方面提供理论依据和实验技术。

• the technique system of integration dodder management on alfalfa including plant quarantine agricultural and biological prevention and chemical and biological control are put forward.

  并系统的提出了植物检疫、农业防治、物理防治、化学防治和生物防治等较为有效的菟丝子综合治理技术体系。

• currently, sapstain of poplar wood has caused tremendous losses in the wood processing industry, biological control of poplar sapstain fungi is studied to be very real economic significance.

  目前，杨木板材生物变色已给木材加工业造成了巨大的损失，研究杨木变色菌及其生物防治具有很现实的经济意义。

• the prospect of antifungal trichoderma in the utilization of biological control was analysed.

  简述了拮抗木霉菌在生物防治上的应用前景。

• the problems of biological control in the tea ecosystem is discussed.

  讨论了茶园生物防治有待于进一步探讨的问题。