提高稚幼鳖的越冬成活率,保证来年的苗种供应,是广大养殖者普遍关心的事,现介绍有关知识,供参考。 鳖属变温性动物,对环境湿度的变化比较敏感,适宜生长温度是20—32℃,15℃以下停止摄食,12—10℃进入冬眠。可根据它的这些特点进行科学的饲养管理。 1.在越冬前,水温15—20℃,多投喂一些蛋白质和脂肪含量高的饲料,如动物内脏、鱼、虾及螺贝肉等,以使鳖长的肥壮,体内积累贮存一定的能量而顺利越冬。 2.稚鳖。指当年孵化的小鳖,其个体小,适应性差,不耐寒冷,最好能移入室内或搭设简易保温棚越冬。越冬期间要做好 Increasing the survival rate of juvenile soft-shelled turtle overwintering, to ensure the supply of seedlings in the coming year, is widespread concern to farmers, is to introduce the relevant knowledge for reference. Soft-shelled turtles are warm-temperate animals, sensitive to changes in environmental humidity, suitable growth temperature is 20-32 ℃, 15 ℃ to stop feeding, 12-10 ℃ into hibernation. According to its characteristics of these scientific feeding and management. 1. Before winter, the water temperature 15-20 ℃, more feed some high protein and fat feed, such as animal offal, fish, shrimp and spirulina meat, so that turtle long fat, the body accumulates and stores a certain amount of energy And smooth wintering. 2. juvenile turtle. Refers to the hatching of the small turtle, its small, poor adaptability, intolerance cold, it is best to move into the room or set up a simple insulation shed winter. Do it well during the winter