论文部分内容阅读
随着人们生活水平的不断提高,甲鱼(鳖)成为深受人们青睐的水产品。但在养殖过程中对幼小鳖越冬知识不太了解。给生产造成损失。笔者借此机会谈点幼小鳖越冬的注意事项。1、注意温差:幼鳖在25——30℃时,活动旺盛;在气温降至15——16℃以下时,渐渐进入冬眠;在气温降至2℃左右时,就很容易被冻死。特别是在冬季,昼夜温差比较大,幼鳖生活环境不稳定,被冻
With the continuous improvement of people’s living standards, turtle (turtle) become well received by the people of aquatic products. However, in the breeding process of young turtle winter knowledge do not quite understand. To produce a loss. I take this opportunity to talk about the note of young turtle overwintering. 1, pay attention to temperature: juvenile turtle at 25 - 30 ℃, activity; in the temperature dropped to below 15-16 ℃, gradually into hibernation; the temperature dropped to 2 ℃, it is easy to be frozen to death. Especially in winter, temperature difference between day and night is relatively large, young turtle living environment is unstable, was frozen