马铃薯是云南省的重要粮食作物 ,也是大宗蔬菜 ,常年种植面积超过 2 2 7万公顷 ,仅次于水稻 ,玉米 ,小麦 ,居粮食作物第四位。在高寒冷凉山区 ,马铃薯是主要的粮食和饲料作物。云南省马铃薯主产区地处低纬高原 ,光照、温湿度条件十分有利于马铃薯的生长发育。但长期以来 ,由于 Potato is an important grain crop in Yunnan Province. It is also a staple vegetable with a perennial planting area of ​​over 27.7 million hectares, second only to rice, maize and wheat, ranking fourth in food crops. In cold and cold mountains, potatoes are the staple food and feed crops. The main potato producing areas in Yunnan Province are located in the low latitude plateau, light, temperature and humidity conditions are very conducive to the growth and development of potatoes. But for a long time, thanks