防治

Object: From study on technical prevention and cure of displaced abomasum in dairy cows,To explore the etiology、clinic typing、symptom and diagnosis and effective prevention and cure of displaced abomsums.

目的： 通过对奶牛临床型真胃变位防治技术的研究，探讨了奶牛真胃变位的病因学、分型、临床诊断以及防治技术。

By comparison among different methods, it was found that arrest-board together with drug insufflation application was an effective method for prevent and cure aphides indoors.

使用捕虫板法、喷洒药物法和综合法对蚜虫进行防治，通过效果比较，发现综合法是培养室内拟南芥蚜虫防治的理想方法。

In recent years, apple scab threatens apple production in China. Hence this paper summarizes and discusses the occurrence, distribution, primary infection source, symptom characteristics and control measures of apple scab in China. The paper expounds on the problems and research directions of apple scab in China. It also provides guidelines for future research and control of apple scab.

本文对我国苹果黑星病的发生、分布、初侵染来源、病害发展过程、症状特点、主要防治措施及研究历史等进行了概括和总结，并提出了我国苹果黑星病研究中存在的问题和未来的研究方向，以期为我国苹果黑星病的防治、深入开展相关研究等提供参考。

Research results show that 25% Amistar SC could be used safely on Fuji, New Red Star, Beidou, Australian Green Apple, but it is harmful to Gala. Amistar has a great control effect on apple powdery mildew, apple scab and apple Alternaria leaf spot. The control effect works from 80% to 90% when it is used with 1:2000 to 1:3000 dilutions in field.

结果表明，25% Amistar SC除对嘎啦品种有药害外，对红富士、新红星、北斗、澳州青苹等6个骨干品种均无任何不良影响，使用安全；同时，25%阿米西达SC对苹果白粉病、黑星病及斑点落叶病等3种主要病害均具有显著防治效果，使用浓度1：2000~1：2500，防治效果为80%~90%；在广谱性和防效上显著优於目前生产上推广的常规性的苯并咪唑类、三唑类及代森类的杀菌剂品种。

Qinghai News Network News October 31 to November 4, State AIDS Working Committee Joint Steering Group on AIDS in our province for supervision and inspection, our province has made the effectiveness of AIDS prevention affirmed.

青海新闻网讯 10月31日至11月4日，国务防治艾滋病工作委员会联合督导组对我省艾滋病防治工作进行督导检查，对我省艾滋病防治工作取得的成效给予肯定。

On one hand going on seed treatment before the winter is sowed to control the invasion of the germs.

防治关键时期一是冬前防治以拌种为主控制入侵，二是春季药剂防治为关键控制扩展，同时搞好肥水管理。

According to the state of the working coal seam where the working-face 706 of Xiaonan Mine exists and the characteristics of present routine technical measures taken to prevent and father the spontaneous combustion, the theory of fuzzy comprehensive appraisal is applied to analyze the plan about fire-protection technique for the working-face 706 of Xiaonan Mine.

根据晓南矿706工作面开采煤层的情况及目前常规的防治自燃技术措施的特点，运用运用模糊综合评判理论，对该工作面开采进行自燃防治方案进行的分析，综合考虑影响防火的各种因素，给出了一种新颖、简单、科学评价方法，提出了该工作面防火技术的最佳方案，取得了理想的防治效果。

However,their effects upon the rice leafhopper,Empoasca subrufa Melichar,remain to be carefully investigated.Experimentswith adults were conducted both in the laboratory and in the field.The resultsmay be summerized as follows:1.Spraying with 25% DDT emulsion in 200-300 parts of water killed over90% of the leafhoppers,whereas in 400 parts of water,it gave an unstable kill-ing effect ranging from 75% to 90%.Dus...

田间使用 DDT 防治白翅叶蝉的残效期约为10—12天。666单独用来防治白翅叶蝉效果甚差，但与 DDT 混合使用有增效作用，残效期与单独使用 DDT 相似；二者混用是最合理的施用方式，可以节省 DDT 用药量，减低药费，同时对多种稻虫可收综合防治之效。25%DDT 乳剂和6%可湿性666按1∶1∶400及1∶1∶600混用，其毒效相当于单用 DDT 1∶200及1∶300者；用1∶1∶500喷射效果比单用 DDT 1∶300者还略高；5% DDT 粉剂和0.5%666粉剂按1∶1混用，其毒效也和单用5% DDT 粉剂相接近。

At present, there are few pertinent reports about the exact active component in pumpkin and its hypoglycaemic mechanism.

目前关于南瓜防治糖尿病的活性成分的探讨及防治机理的研究还处于起步阶段，有关活性成分的确切分子结构及防治机理尚未见报道。

It was indicated that the control of beet armyworm with sex pheromone could be used as a safe way to reduce the harm of chemical pesticide in integrated control of beet armyworm.

表明，应用昆虫性信息索诱杀防治主害代甜菜夜蛾可作为减少化学农药的无公害防治手段列人甜菜夜蛾综合防治体系中。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。