About 15,000 ha of winter potato be planted in areas below 1,600 m asl, in lowlands of the western and southern Yunnan,where rainfall is sufficient or irrigation available.

• 在海拔1600米以下的滇西、滇南冬春降水条件较好的低热河漕、盆坝及滇中有灌溉条件的冬闲田,可发展冬马铃薯45万亩;