关键词: 桃, 抗寒, 品种

Abstract: ‘Zhongnong Ganshuang’，a new cold resistant peach cultivar，is derived from the cross between‘Fudao Taowang’and‘Aodong Hantao’. When the tree has moderate growth，its posture will be half open. Its flowers are rose-shaped，and strong self-fruiting ability. The fruit is round and the average single fruit weight is 92.5 g. The pericarp is yellow-white；the flesh is yellow and white，and it is clingstone. The fruit is small，taste rock sugar sweet，good quality of fresh-eating. The soluble solids content is 10.4%，the titratable acid content is 0.16%，and the vitamin C content is 170.8 μg • g-1. Under the extreme low temperature from–23 to–20 ℃ in Huludao City，Liaoning Province，it can survive in open field without any cold-proof protection. The fruit ripening date is in mid-early August，the fruit development period is about 101 days.

Key words: peach, cold resistance, cultivar