“水产贝类新品种大瓶螺的养殖观察”一文是一个中学科技小组的研究成果。他们选择这种富有经济价值的螺进行养殖,对其生活习性、食物种类、繁殖方法等作了较;细致的观察。这不仅可生动地配合生物学教学,而且对推广养殖这种螺也是很有益处的。 “Aquaculture observation of a new species of aquatic shellfish shellfish” article is a high school science and technology research group. They chose this kind of economically valuable snails for breeding and made more detailed observations on their habits, types of food and breeding methods. This can not only vividly tie in with biology teaching, but also is very beneficial for popularizing this kind of snails.