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- wipe out insect pests and plant diseases 消灭病虫害
- insect pests and plant disease 植物病害
- insect pest and plant diseases 病虫害
- Furthermore, the article recounted the effect of plant diseases and insect pests and weeds by the conservation tillage measures. 此外,还叙述了保护性耕作对农田病虫害和杂草的影响。
- The volatile oil of Ageratum conyzoides had siqnificant biological actirities on fungi,insects and plants,particalarly on plant diseases and insect pests. 胜红蓟挥发油对真菌、昆虫和植物均具有生物活性,对植物致病真菌和害虫的抑制活性尤其显著。
- Relationship of Health of Tree and Plant Diseases and Insect Pests 树木健康与病虫草害的关系分析
- Monitoring and inspection instruments, prevention and control technologies and equipment, and medicines, for plant diseases, insect pests and wild-rate damages 病虫鼠害的监测、检测仪器、防治技术设备和药品
- A study on growth of artificial mangrove forest and plant diseases and insect pests 人工红树林的生长与病虫害防治的研究
- The leaves of the fruit trees are folding and shrinking, is it because of some plant diseases or insect pests? 果树的叶子卷缩了,是不是染上了什么病虫害?
- Species of fungi imperfecti are the main pathogens.Factors affecting disease development include damage caused by insect pests and nematodes, soil temperature and water content, and field management. 线虫、害虫、土壤温度、含水量及田间管理措施等均可影响沙打旺病害的发生,但缺少深入研究。
- This system has four modules: data management, data pretreatment, plant diseases and insect pests diagnose and forecast, forecasting-modal management. 该系统集成多种诊断和预测方法,由数据管理、析预处理、虫害诊断/测、测模型管理四大功能模块组成。
- (1) Pathogenic micro-organisms (including seed cultures of bacteria and viruses) of animals and plants, insect pests and other harmful organisms; (一)动植物病原体(包括菌种、毒种等)、害虫及其他有害生物;
- Bark action besides can prevent cold sunstroke prevention to prevent plant diseases and insect pests besides, basically be to carry nourishment. 树皮 从经济价值看,树皮还是一种“宝物”,白白地被丢弃和烧掉是很可惜的。
- Pathogenic micro-organisms (including seed cultures of bacteria and viruses) of animals and plants, insect pests and other harmful organisms; (一)动植物病原体(包括菌种、毒种等)、害虫及其他有害生物;
- In the guidance station, villagers are being lectured by technicians on how to eliminate plant diseases and insect pests. 村民们正在辅导站听技师讲解如何消除病虫害。
- invasive plant disease and insect pest 外来植物病虫害
- Tan, J-C, Deng, X, Zhang, H-H et al. 1993. Color Atlas of Plant Diseases and Insect Pests Prevention of Tea Gardens. Science and Technology Press of Hunan Province, Changsha. 谭济才;邓欣;张汉鹄等;1993.;茶园病虫害防治彩色图册。长沙:湖南科技出版社。
- The text F expatiates that the holistic design, method of information collection anddiagnosis & inquire about Chinese jujube plant diseases and insect pests by Internet. 本文阐述了该子系统的总体设计、知识整理抽取和知识库数据库的建立,实现了枣病虫害网络诊断及网络查询两大功能,同时该系统也可以作为广大枣树科研工作者、大中专院校师生以及农民朋友的“电子书籍”使用。
- Ricinine has some insecticidal effects on the three insect pests and a hepatoprotective activity. 在杀虫方面,对天幕毛虫、桃蚜和小菜蛾等3种害虫有不同程度的杀灭作用;
- Pesticide has made a great contribu tion on controlling plant diseases and insect pests,however it also contaminated ecological environment and threatened the secu rity of birds. 农药曾经为人类控制生物病虫害作出过巨大贡献,但是农药污染也破坏了生态环境,对野生鸟类的生存造成了严重威胁。