Investigation and study on fecundity of Cuora flavomarginate

The Cuora flavomarginate wild population sex ratio was investigated.The fertilixation rate of eggs and eggs pregnancy in the female body was studied.The results showed that sex ratio differ from young turtle to adult turtle.Cuora flavomarginate wild population sex ratio are approximately 1 to 1 for individnal weight of below 300 g,1 to 0.83 for individual weight of 300～400 g,1 to 0.11 for individual weight of beyond 600 g.The eggs laid by wild Cuora flavomarginate are less than the eggs which are pregnancy in the female body,and the reason is the Zygotes the least among the eggs is that Cuora flavomarginate wild population and the males are rare,as well as the less opportunities of mating beween males and females.