1·Objective To explore the degree of genetic diversity among populations of Oncomelania hupensis.
目的 探讨湖北钉螺种群内的遗传变异及其程度。
2·Objective To identify Oncomelania hupensis snail habitats and areas with high transmission potential by GIS/RS.
目的应用地理信息系统和遥感技术（GIS ，RS）快速确定鄱阳湖区钉螺孳生地带及血吸虫病高危区域。
3·Oncomelania hupensis gredler is the only in-between lodging host of schistosome and plays a vital role in schistosomiasis spread.
钉螺作为血吸虫惟一的中间宿主，是血吸虫病传播的主要环节。
4·Objective To study the distribution of Oncomelania hupensis with generalized negative binomial distribution, and provide the theoretical support for quantitative study.
目的介绍并应用广义负二项分布研究湖北钉螺的分布规律，为定量化研究提供理论依据。
5·Objective To study the molluscicidal activity, the influence on glycogen content of Oncomelania hupensis and the acute toxicity to zebra fish of the extract from Phytolacca americana Linn leaf.
目的 探讨垂序商陆叶杀灭钉螺效果、对钉螺糖原的影响及其对斑马鱼的急性毒性。