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龟的种类多,分布广,我国目前已经搞清楚的有17种。乌龟,又名泥龟、草龟、金龟。乌龟在动物分类学上,属脊椎动物亚门,爬行纲,龟鳖目、龟科。乌龟素以滋补营养弛名中外。乌龟的甲壳(中药上称龟板)熬制成龟胶,有补心肾,滋阴潜阳之功能,龟板同时又是多种传统中成药的重要组成成分。多年来许多地方开展了乌龟的人工饲养试验,经验证明,乌龟实行人工饲养,可以大大提高繁殖力和产量。一、乌龟的生物学特性 1、特殊的外壳。乌龟外部形态最显著的特点是体外被似穹形
Many kinds of turtles, widely distributed, our country has now been clear that there are 17 species. Turtles, also known as mud turtles, tortoises, beetles. Turtles in animal taxonomy, belongs to the vertebrate submenus, reptiles, turtles head, turtles. Turtle to nourishing nutrition Chi Chi at home and abroad. Turtle shell (Chinese herbal medicine known as turtle shell) boiled turtle glue, there is kidney heart, yin and yang function, turtle shell is also an important component of a variety of traditional Chinese medicine. Tortoise rearing trials have been conducted in many places over the years, and experience has shown that turtles are farmed and raised significantly for fertility and yield. First, the biological characteristics of a turtle 1, a special shell. The most prominent feature of the external shape of the turtle is that it resembles a dome in vitro