大瓶螺,又名福寿螺、苹果螺、龙凤螺等。原产热带南美州亚马逊河流域,我国于八四年引进。由于大瓶螺不仅具有适应性强、食性杂、个体大、生长快、产量高、繁殖力强的优点而且肉质脆嫩鲜美,营养价值高,养殖成本低,收益较高,所以成了人们的美味食品;家禽家畜,水貂等的优质添加饲料;对虾、螃蟹、甲鱼以及其他一些肉食性动物的直接饲料。它的半透明的贝壳还可 Large bottle of snails, also known as Lucky snails, apple snails, dragon snail and so on. Native tropical South American Amazon basin, China introduced in 1984. As the bottleneck has not only adaptability, food miscellaneous, individual large, fast-growing, high yield, strong reproductive advantages and meat crisp and delicious, high nutritional value, low cost of breeding, high income, it became people’s delicious Food; High quality feedstuffs for poultry and livestock, minks; Direct feed for prawns, crabs, turtles and other carnivores. Its translucent shell is ok