抗药性的

The preventing and controlling best time in the nymphae time,Dactylopius confusus\'s nymphae time in the end of February and at the beginning of March,is generally good in this time preventing and controlling effect,simultaneously must pay attention to each medicament to gather the theory with and mixes uses,delays its antibiotic production.

防治的最佳时期一般在若虫期，胭(来源：5cABC论文网www.abclunwen.com)脂虫的若虫期在2月底3月初，在此时期防治效果较好，同时要注意各种药剂的合理轮用及混用，以延缓其抗药性的产生。来源：A0424B42C论文网www.abclunwen.com

The resistance management of Plutella xylostella that represents one of the extreme cases of insecticide resistance in arthropods is a hard and serious problem in the world.

小菜蛾抗药性的治理是一个世界性难题，目前的研究大多仍处于生理生化水平，对抗药性的遗传和分子基础不甚清楚。

As a result of overusing them, we are gradually seeing the rise of drug-resistant bacteria--superbugs that are a real danger to our

滥用抗生素造成的后果是现在具有抗药性的病菌层出不穷，这些超级病菌是真正的健康杀手。

Our previous study and others reports shoed that, the sensitivity of tumor cells to TRAIL may be related with endogenous NF-κB expression.

根据其他文献与本实验室先前的研究结果显示，癌细胞株NF-κB蛋白的活性高低与TRAIL抗药性的表现有密切的关联。

This paper discusses research progress in acetylcholinesterase molecular shape and three-dimensional structure, gene structure, and the relationship between allosteric acetylcholinesterase and pesticide resistance, as well as utilization of the molecular domain of acetylcholinesterase.

文章介绍了乙酰胆碱酯酶的分子形式、三维结构、基因结构，变构乙酰胆碱酯酶与抗药性的关系以及乙酰胆碱酯酶分子领域应用等方面的研究进展，并对乙酰胆碱酯酶的进一步研究提出了展望。

The emergence of drug resistance of the parasite and development of resistance of Anopheles mosquito vectors demands a search for new tools to control the disease.

疟原虫抗药性的产生和迅速扩散以及抗杀虫剂蚊媒的出现和蔓延迫切需要我们寻求新的疟疾防治措施。

This was, after all, the Carlton Hotel, then Johannesburg's poshest, where the customers had plenty of change to spare.

滥用抗生素造成的后果是现在具有抗药性的病菌层出不穷，这些超级病菌是真正的健康杀手。

One aim is to fight the spread of drug-resistant forms of tuberculosis.

他们的目标之一，就是阻止那些具有抗药性的肺结核的传播。

What is more, if there were a pandemic it would be only a matter of time before a drug-resistant mutation of the virus emerged.

更严峻的是，疫情爆发后一段时间，抗药性的突变病毒的产生也就只是时间的问题。

In order to maintain long effective controlling, we must pay more attention to sensitivity of these insecticides to beet armyworm.

害虫对药剂都存在产生抗药性的风险，为了更有效地控制甜菜夜蛾的危害，掌握甜菜夜蛾对该类杀虫剂的敏感性变化十分重要。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。