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1.怎样选择亲鳖?如何鉴别雌雄?在自然条件下,鳖生长到体重500克左右即可达到性成熟,性成熟年龄一般为4～5龄,繁殖用亲鳖龄应为6～7龄,体重在1.5公斤以上,并且体质健壮,没有外伤.判断亲鳖雌雄的方法为:雄鳖尾长,能自然伸出裙边外,背甲前狭后宽呈长椭圆形,中部隆起,腹部为曲玉形.两后肢间距离较狭,体形较薄;雌鳖尾短,不能自然伸出裙边外,背甲较圆呈椭圆形,中部较平,腹部为十字形,两后肢间距较宽,体形较厚.
How to identify male and female? How to identify male and female? Under natural conditions, the turtle grows to about 500 grams of body weight to achieve sexual maturity, sexual maturity age is generally 4 to 5 years of age, breeding pro-turtle age should be 6 to 7 years old , Weighing more than 1.5 kg, and strong physique, no trauma.To determine the progeny turtle male and female method: male turtle tail length, can naturally extend skirt, carapace narrow elongated oval, the central uplift, abdomen For the song Juxian .His hind legs distance is narrow, thin; female turtle tail short, can not naturally out of the skirt, the carapace is round oval, flat in the middle, the abdomen is cruciform, the distance between the two hind legs Wide, thick body.