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- The occurrence characteristics, epidemic regularity and control of rape virus disease are summarized. 总结了油菜病毒病的发生特点、流行规律及防治对策。
- The occurrence characteristics and the harm situation caused by Tetranychus urticae this mite was reported.The control methods against this mite were discussed. 本文介绍了二斑叶螨在我国的危害情况和发生规律,分析了其发生与危害的特点,并提出了有效防治对策。
- The occurrence characteristics and the harm situation caused by Tetranychus urticae this mite was reported. The control methods against this mite were discussed. 本文介绍了二斑叶螨在我国的危害情况和发生规律,分析了其发生与危害的特点,并提出了有效防治对策。
- Occurrence Characteristic and Control Measures of Diseases of Viola tricolor var. Hortensis DC. 大棚三色堇病害发生特点及防治对策研究。
- insect pest occurrence characteristics 害虫发生特点
- Riots are of frequent occurrence in this province. 这省经常发生骚乱。
- Robbery is now an everyday occurrence. 抢劫的事现在每天都有。
- His remark shadowed forth some future occurrence. 他的话预示了今后要发生的事。
- Divorce has become an everyday occurrence. 离婚已成为每天都有的事了。
- Occurrence Characteristics of Beet Webworm and Prevention and Control Method 草地螟发生特点及防治方法
- It is more a made-up story than a real occurrence. 那是杜撰的故事,而不是真实发生的事情。
- An eclipse is an unusual occurrence. 蚀是不常见的事情。
- She has Asiatic characteristics. 她具有亚洲人的特点。
- Occurrence Characteristics of Granite Crevice-water and Key to Discover Water 花岗岩裂隙水的赋存特征及找水要点
- A preceding occurrence, cause, or event. 先前的前面的事件,事情
- Paradox and irony are characteristics of her style. 她善於运用似非而是的隽语和反语。
- A significant event, occurrence, or change. 新生事物重大的事件或变化
- The geographic occurrence or range of an organism. 生物的地理分布生物出现或分布范围的地理地区
- Occurrence Characteristics, Control and Utilization of Eupatorium Adenophorum 紫茎泽兰发生特点、防治及其利用
- Having no particular directional characteristics. 无定向的具有无特定方向的特征