目的了解甲型流感病毒H9N2亚型毒株在深圳地区鸡群和人群中的分布。
Objective To understand the distribution of influenza a H9N2 virus in chickens and men in Shenzhen area.
采用分离培养和PCR对贵州阿哈湖沉积物中硫酸盐还原菌类群进行分析，并对分离纯化的一株硫酸盐还原菌进行鉴定。
Isolation culture and PCR were performed to analyze sulfate-reducing bacteria subgroups in the sediment of Lake Aha in Guizhou Province and a purified strain identified from the sample.
结果109株C群脑膜炎奈瑟菌菌株分为22个VNTR基因型，同一暴发来源的菌株具有相同VNTR特征；
Results 109 serogroup C meningococci isolates were divided into 22 VNTR genotypes. Identical types were distributed in the strains which associated with the same outbreaks.
对体外试验筛选出的1株植物乳杆菌WZ47-1进行增强机体免疫和调节肠道菌群平衡两种益生作用的研究。
According to the in vitro screening experiment, Lactobacillus plantarum WZ47-1 was selected to study its regulation function of immunity and intestral microflora of mice.
现已明确该病毒源自G9群，尽管不尽相同，但与先前的H9毒株密切相关。
The results confirm that the virus is from the G9 group and closely related, though not identical, to previous H9 strains.
结果22株污染酵母菌总共扩增出11种不同的指纹图谱，经聚类分析可分为2个聚类群。
Result11 DNA fingerprints were obtained and 22 spoilage yeast could be classified into two groups.
接种MD三价疫苗的4个品系的商品鸡群，抗RB1B超强毒株攻毒的平均保护效力为94.60%；在模拟MD强毒自然传染的试验中，MD三价疫苗的保护效力达到95.65%。
The mean protection of trivalent vaccine was 94.60% in four commercial chicken strains against RB1B challenge, and was 95.65% in the MDV natural infection model experiment.
将这4株菌按不同比例组合成8组复合菌群，其中组合6对石油的降解能力最强，降解率可达84.83%。
The best one in 8 consortia which constructed with the 4 strains in different proportion was the 6th whose degrading rate reached 84.83%.
生物统计结果表明，当前安徽省猪群中PRRSV的感染以变异株为主。
With the statistical analysis of biological, at present, the variant infections of PRRSV is overwhelming in Anhui province.
对我院近6年培养出的1446株志贺氏菌进行了菌群分布的观察。
The flora distribution of 1446 strains of Shigella cultured during the period of Jan 1984to Dec 1989 was studied.
该负责人说，初步检测表明，鸡群感染了低致病性H5N2毒株，而不是高致病性的H5N1毒株。
Wong concluded that "Initial tests show the chickens have been infected with low-pathogenic H5N2, rather than high-pathogenic H5N1 strain."
古树群是指10 株以上成片生长在一起的树林。
The ancient trees refer to those who are at least 100 years old.
古树群是指10 株以上成片生长在一起的树林。
The ancient trees refer to those who are at least 100 years old.
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