狗牙根作为草坪草经济价值极佳 ,极具推广价值 ,但枯黄期过长限制了狗牙根在气候过渡区的使用。本文从品种、管理 (包括施肥、覆盖 )及环境因子对狗牙根提高抗寒性、延长青绿期作一综述 ,以期我国草坪学者从品种资源开发、育种及管理方面着手综合研究 ,理论、实践价值极大 As a turfgrass, bermudagrass has excellent economic value and great promotional value. However, the excessive yellowing period limits the use of bermudagrass in the climate transitional zone. In this paper, the species, management (including fertilization, covering) and environmental factors on the bermudagrass to improve the cold resistance, to extend the green period for a review, in order to cultivate and management of species from the grassland scholars to proceed with the comprehensive study of theoretical and practical value great