经调查统计，云南梨品种或类型有400余个，根据生态因素、地形地势将其划分为5个分布区，即滇中高原温暖区、滇东北高原温凉区、滇西北横断山半山温暖高山温凉区、滇南高原温热区、滇西南热带区；提出了云南省梨适宜发展的优良品种。 According to the investigation and statistics, there are more than 400 varieties or types of pear in Yunnan. According to the ecological factors, the terrain is divided into five regions, namely, the warm area in the central Yunnan Plateau, the warm and cool area in the Northeast Yunnan Plateau, the warm mountain in the Hengduan Mountains in the northwestern Yunnan Province Warm and cool area, warm area in southern Yunnan Plateau, and tropical area in southwest Yunnan. Proposed good varieties suitable for development of Yunnan pear.