碳水化合物、脂肪和蛋白质都可以产生能量以供鳖体需要,如果前两者供给不足,价格昂贵的蛋白质便要作为能量被消耗。碳水化合物是最廉价、最容易得到的能源物质,因此在饲料中添加适量的碳水化合物,可以减少蛋白质的能耗,从而提高经济效益。1　精制饲料中碳水化合物节约蛋白质的 Carbohydrates, fats and proteins can all generate energy for the turtle’s body. If the first two are under-supplied, the expensive protein is consumed as energy. Carbohydrate is the cheapest and easiest source of energy available, so adding the right amount of carbohydrate to your diet can reduce your protein’s energy consumption and increase your economics. 1 refined feed carbohydrates save protein