The endemic distribution of IDD in Hubei province is closely related to topography, soil, land features, stratum- lithology, iodine content in drinking water and tectonic zones.
湖北省碘缺乏病的流行分布与地势、地貌、土壤、地层岩性、饮水中的碘含量以及构造带密切相关。
Specimen records and published literature were used to investigate faunistic distribution characteristics of known species in China, among them 64 endemic species are local species.
在现有资料和标本采集记录的基础上，重点讨论了我国泉蝇属已知种的区系分布特点，其中有64种为地方性种。
The distribution patterns, ornamental value, types of flower colors, flowering time, endemic phenomenon and threatened status of the wild flower in NW Yunnan were analyzed.
本文对滇西北地区野生花卉植物的种类、分布、观赏类型、花色、花期、受威胁状况以及特有现象进行了详细地统计分析。
This article will make a brief summary of the number, distribution, threatened causes of Chinese endemic amphibians, in order to draw up relevant cons.
本文将对中国特有两栖类的数量、分布、受胁原因作简要阐述，以制定相应的保护对策。
A preliminary study on epidemic endemic disease which results from drinking water is made, according to regional distribution law of the elements in groundwater in Jilin province.
本文以吉林省地下水中的元素地域性分布规律入手，对吉林省流行的饮水型地方性疾病进行探讨。
Objective To investigate the distribution of water fluoride and the present status of water-improving defluoridation projects in the endemic fluorosis areas in Shandong Province.
目的了解山东省氟中毒病区水氟分布和改水降氟工程现状。
To reduce the quantity of vector mosquitoes population and its distribution are the key measures for control of malaria prevalence in high endemic areas of malaria.
高疟区控制疟疾流行的关键是降低主要传疟媒介的密度，缩小分布范围。
Objective To investigate the epidemical range, the distribution features and the state of endemic arsenism in Ying County.
目的查清应县地方性砷中毒病区的流行范围、分布特征和危害程度。
The ecotype conditions of Rhododendron distribution are inferior. It show that most endemic species of Rhododendron in Guangxi are antiquated survival;
绝大多数广西特有杜鹃花种类分布的生境条件十分恶劣，这间接说明了广西特有杜鹃花多是一些古老的残遗种；
Objective To investigate the distribution status of endemic arseniasis in Zhejiang province for the sake of providing scientific data for building the preventive measures.
目的查清浙江省地方性砷中毒分布状况，为制定防治措施提供科学资料。
Results Jiangxi Province was a leprosy medium endemic area with a higher distribution of leprosy in the south than the north.
结果江西省历史上属麻风中度流行区，且有南高北低的地理分布特点。
Specimen records and published literature were used to investigate faunistic distribution characteristics of known species in China, among them 64 endemic species are local species.
在已有标本采集记录和资料的基础上，讨论了我国阳蝇属已知种的区系分布特点。
Methods According to water arsenic distribution, epidemic investigation was carried out. Results 628 patients with endemic arsenic poisoning were diseovered.
方法根据水砷含量分布情况，对高砷地区进行流行病学调查。
Methods According to water arsenic distribution, epidemic investigation was carried out. Results 628 patients with endemic arsenic poisoning were diseovered.
方法根据水砷含量分布情况，对高砷地区进行流行病学调查。
应用推荐