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大瓶螺是一种难得的淡水食用螺,原产于南美洲亚马逊河流域,1981年广东省首先引进饲养。由于大瓶螺具有饲养方法简单、繁殖率高、生产快、产量高、肉质鲜美、营养丰富、饲养周期短、饲料来源广、成本低、经济效益高等优点,目前全国各地饲养者愈来愈多。大瓶螺的生活特性大瓶螺的生活史比较简单,一般雌雄螺进行交配之后,大约1～5天后即开始产卵,以卵群形式产出,每
Big bottle snail is a rare freshwater snail, native to the Amazon basin in South America, Guangdong Province in 1981 introduced the first feeding. Due to its advantages of simple feeding method, high reproduction rate, fast production, high yield, tasty meat, rich nutrition, short breeding cycle, wide source of feed, low cost and high economic benefits, there are more and more feeders in the country. Life characteristics of the big bottle snail The life history of the big bottle snail is relatively simple, the general male and female snail mating, about 1 to 5 days after the beginning of spawning, eggs in the form of output, each