As nutrition and health care values are recognized and medicinal values are discovered by modern pharmacology in bitter gourd in the 21 st century,the bitter gourd is favored by consumers and demand is steadily on the increase,making the germplasm enhancement and breeding for bitter gourd a priority.Based on these facts,the research progress in subgynoecious line of bitter melon was reviewed from the aspects of sex differentiation,strong female breeding line selection and application,and genetic analysis an...