关键词: 短尾猴, 繁殖, 生理因素, 社会因素

Abstract: Reproduction of Tibetan monkeys troop in Yulingkeng of Huangshan Mountain was
seasonality，and it belongs to the birth rhythm pattern．Mean birth date was April 2 according to the records of birth in 1988，1990 and 1992．The age of sexual maturation of female monkeys averges 5.4±0.5 years old．The reproductive rate of females were affected by physiological and social factors．Females at the age of 7-12 years old possessed the higher birth rate．Birth rate of high-ranking females was not only higher than those of low-ranking ones，but the birth date of them was also earlier．Besides，we first suggested that the reproductive experience of a female affected the birth of next year．

Key words: Tibetan monkey (Macaca thibetana), Reproduction, Physiological factor, Soeial factor