Nilaparvata lugens St ? l is an important agricultural insect pest showing resistance to many different insecticides.

But, several insect pest have evolved the resistance to imidacloprid now in greenhouse and in field.

但随着吡虫啉的大量应用, 很多害虫产生了抗药性问题.

Found type and location of insect pest.

发现虫害种类及方位.

Dendrolimus punctatus is the most destructive forest insect pest in China.

马尾松毛虫一直是我国最严重的森林食叶害虫之一.

Plant disease and insect pest monitoring and reporting system.

病虫害监测预报系统.

The conserving and ul-tilizing of the ant is very important in insect pest management.

害虫管理决策的经济分析是现代害虫管理理论和实践的重要组成部分.

The commercial property market is declining.

商业性房地产市场正在下跌.

Selected, high-end property market prices are rising dramatically.

部分 高端 房地产市场价格大幅上涨.

If a city grows faster, its property market should enjoy premium.

如果城市发展速度快, 其房地产也会更快地发展.

The invention relates to a special controlled-release fertilizer for hawthorn trees and a preparation method thereof.

本发明涉及一种山楂树专用控释肥及其制备方法.

Meanwhile , the mechanism of controlled release and pore formed resulting from HWAR are also discussed.

探讨了高吸水树脂的缓释与致孔机理.

Objective : To observe the analgesic effect of morphine sulfate controlled-release tablets on cancer at late period.

目的: 观察硫酸吗啡控释片对晚期癌症镇痛的效果.

ChE are also helping to develop controlled release membranes for more effective drugs.

化学工程师们还正在努力开发一种可控缓释膜以有助于生产各种更有效的药物.

The controlled release of water from reservoirs.

从水库中有节制地放水.

Studies on application of controlled release fertilizer in nursery seedling production.

与控释肥在苗木生产中的应用>>相似的文献.

Results: Drug release rate of the tablets did not change with the change of medium.

结果: 渗透泵的释药不随释药环境的改变而改变.

The essay has practical reference value for the engineering application of reactive powder concrete.

本文对于活性粉末混凝土的工程应用具有一定的参考意义.

Accordingly, this dissertation has a higher reference value.

因此, 本文具有较高的参考价值.

The design method of communication program has some reference value.

文中所介绍的通讯程序的设计方法具有一定参考价值.

This research has reference value to scientific automatic optimization drilling.

本研究对科学自动优化钻井具有参考价值.

A systematic deviation of a value from a reference value.

某数值偏离参考值的一种系统偏差.