1) trend's elements
流行的因素
2) Epidemic factors
流行因素
1.
Study on infection period and epidemic factors of rice false smut;
稻曲病侵染时期和流行因素研究
2.
Study on the epidemic factors and control methods of the maize rough dwarf virus disease;
玉米粗缩病猖獗流行因素及控制技术研究简报
3.
A research on epidemic factors for hemorrhagic fever with renal syndrome in Ganyu county,Jiangsu province
江苏省赣榆县肾综合征出血热流行因素研究
3) Prevalent factors
流行因素
1.
Survey on prevalent factors of pediculus humanus capitis infection in middle and primary school students of rural area of Bengbu;
蚌埠地区农村中小学生头虱感染流行因素调查
2.
Adopting cellophane tape to investigate about prevalent factors.
方法 采用棉签拭子法查蛲虫卵 ,透明胶纸法作流行因素调查。
4) epidemiological factors
流行因素
1.
Analysis on the epidemiological factors of para-typhoid fever type A (Typhoid fever) in one community of a college of zunyi city;
遵义市某学院社区甲型副伤寒流行因素分析
2.
Analysis on the epidemiological factors of human soil-transmitted nematode infection in Hebei Province,China
河北省人体土源性线虫感染流行因素分析
3.
The data were analyzed by SPSS software to evaluate the infection rate and the epidemiological factors.
目的对长治市妇科门诊病人阴道毛滴虫感染情况进行调查,分析其流行因素,为制定本地区阴道毛滴虫防治措施提供科学依据。
5) epidemic factor
流行因素
1.
A case-control study of the epidemic factors of an outbreak of paratyphoid A;
一起甲型副伤寒疫情流行因素的病例对照研究
2.
Objective To analyze epidemic factors rabies of from 2005 to 2006 in Fuyang prefecture and find effective countermeasures.
目的分析阜阳市2005~2006年狂犬病流行因素,探讨有效防制措施。
3.
The case-control study was adopted to investigate the epidemic factors.
方法用样本估计总体发病水平推断流行强度;流行因素采用病例对照调查,并进行危险因素的单因素分析和多因素Logistic回归分析;病原学检测使用免疫磁株法。
6) Epidemiological factor
流行因素
1.
Objective The study was conducted to investigate the epidemiological factors related to the outbreak of paratyphoid A in a school in order to provide evidence for the development of corresponding preventive and control strategies.
目的查明一起学校甲型副伤寒暴发疫情的流行因素。
补充资料：非密度制约因素(见密度制约因素)
非密度制约因素(见密度制约因素)
l焦非密度制约因素见生态因素、密度制约后
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条