Through the comprehending of the concepts of culture, civilization, fertility culture and civilization, we can see that the unbalanced ratio of sexual distinction is caused by uncivilized fertility.

• 摘要解读文化与文明、生育文化与生育文明的概念，人们就会发现：导致出生人口性别比失衡的真正原因是由于不文明生育文化及行为造成的。