＂Ludian-dama No.1＂ is a late frost-avoiding new walnut varieties bred from seedling in cold region of Yunnan Province in the northeast of Yunnan Ludian County. The new variety had oval nut, circled base of fruit and lightly sharp top fruits with the average single fruit weight of 14.44 g, and the shell engraved a large shallow with wrinkle surface. The suture line was protuberant and tight, and the shell thickness was 0.89 mm. The inner fold wall had paper quality, and diaphragm was well-developed. The kernel rate was 51.2% with rough fat content of 74.67%, protein content of 18.5%. And it was easy to peel off the kernel, which was large and full with delicate taste. ＂Ludian-dama No.1＂ passed the examination and approval of the Forest Variety Approval Committee of Yunnan Province in December, 2014.
