What are the characteristics of the new flat peach variety Ruipan 21?

The extremely late-maturing white-fleshed flat peach variety "Ruipan 21", bred by the Institute of Forestry and Pomology, Beijing Academy of Agriculture and Forestry Sciences (postal code: 100093, telephone: 010-82594094), recently passed variety approval in Beijing.

This variety can set fruit on all types of fruiting branches, mainly on long and medium fruiting branches, and has a high natural fruit-setting rate. The fruit development period is about 166 days, and the annual growth period is about 208 days. The fruit is large, with an average single-fruit weight of 235.6 grams and a maximum fruit weight of 294 grams. The skin is moderately thick and difficult to peel. The flesh is yellow-white, with no red streaks under the skin and red near the stone. The flesh texture is hard-melting, juicy, with few fibers, sweet in flavor, and relatively firm. The stone is relatively small, with a fresh stone weight of 7.5 grams. The stone is brown, flat in shape, and clingstone. In the third year after top grafting, the yield reached 1,994 kg per mu, and in the fourth year after top grafting, the yield reached 2,195 kg per mu.