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- Should Pets Be Killed to Prevent and Control SARS? 宰杀动物可以预防和控制非典吗?
- Investigation on Prevention and Control Effect of Rice Disease by Agricultural Air-Craft 飞机防治水稻病害效果调查
- Study on Chemical Prevention and Control of Solidago canadensis L. 加拿大一枝黄花化学防除研究。
- Objective:Understood the Suzhou high newly developed area human body intestines route insect infection situation,appraises this area intestines route insect sickness preventing and controlling effect. 目的:了解苏州高新区人体肠道线虫感染情况,评价该区肠道线虫病防治效果。方法:采用改良加藤厚涂片法抽样调查居民主要肠道线虫感染率。
- Prevents and controls other non-primary hosts when long-homed beetle, because often search host ability not also can cause the preventing and controlling effect really ideally not. 防治其它非原生寄主的天牛时，往往由于搜索寄主的能力不强也会导致防治效果不甚理想。
- The current Law on Water Pollution Prevention and Control was enacted in 1984. 当前采用的水质污染预防及控制法是1984年颁布的。
- prevention and control effect 防治法
- Study on preventing and controlling effects of Chinese herbal compound against chicken coccidiosis via clinical artificial infection and contrast tests were carried out. 摘要采用临床人工感染和对比试验的研究方法，探讨中草药制剂对鸡球虫病的防治效果。
- The effect of the 90%wettable powder of insecticid e “Wan Ling”was used to prevent and control pests in mulberry field . 万灵农药90%25可湿性粉剂应用于桑园的害虫防治，杀虫效力高，速度快，残毒期较短，有利于养蚕用叶。
- The effect of using the sole method to prevent and control insect snail in Oxalis corymbosa was only be able to reduce the insect mouth density. 摘要红花酢浆草害虫蜗牛的防治，采用单一的方法只能降低虫口密度；
- Third, we strengthened the prevention and control of environmental pollution. 三是强化环境污染防治。
- Achievements have been made in desertification prevention and control. 防沙治沙工作取得积极效果。
- Third,we strengthened the prevention and control of environmental pollution. 三是强化环境污染防治。
- Repellent and Control Effect of Extract from Wedelia chinensis Merr. On Aphis medicaginis Koch. 蟛蜞菊抽提物对花生蚜忌避及毒杀作用。
- Study on Prevention and Control of Puccinia spp. In Festuca rubra L. 羊茅锈病发生与防治的研究。
- The application of ADRC to time delay system is discussed. The feasibility and control effect are discussed as well. 对自抗扰控制器在时滞系统中的应用进行了探讨，分析了自抗扰控制器在时滞系统中的应用的可能性及控制效果。
- The toxicity and control effect of 7 kinds of insecticides to Ficus gall-forming thripid were evaluated in this paper. 摘要本文进行了7种杀虫剂对榕管蓟马的毒力测定和田间药效试验。
- Objective To analyze and to evaluate epidemic situation and control effect of Plasmodium falciparum in Anhui. 目的对安徽省恶性疟的流行情况与防治效果进行分析与评价。
- Finally the antibiotic medicine untoward effect may prevent and control, should take the patient to apply drugs in the process the clinical guardianship. 结果 抗生素的药物不良反应可以预防和控制，应重视患者用药过程中的临床监护。
- This paper discussed the dynamic pattern of Xanthomonas campestris pv.citri and prevention and cure effect of pestides. The tests showed that Kocide and Baijuntong had better control effects. 探索了柑桔溃疡病的田间消长规律及药剂防治效果，实验表明，可杀得与百菌通防治效果较好，分别为94.;0%25和86
