A new mid-late ripening yellow peach cultivar 'Jinfeng'

YE Zhengwen; SU Mingshen; DU Jihong; LI Xiongwei; ZHOU Huijuan; ZHANG Xianan; WU Yuliang

doi:10.13925/j.cnki.gsxb.20170400

Abstract：'Jinfeng'is a mid-late ripening yellow peach with excellent appearance.The seeding was derived from a cross between'Jinxiu'and'Hul0-17 pantao'in 1998 at the experimental field.It was initially selected in 2003 for its large size and good taste.After regional adaptability testing at three sites(including Zhuanghang of Fengxian,Xinhai of Chongming and Fengjing of Jinshan) over seven years from 2009 to 2015,it was finally selected in 2015.This species is a tall tree,attaining a height of 3 m,the tree is vigorous with ramose crown and open tree gesture.Leaf is elliptic,acuminate and sharply serrated,with size of 20.43 cm long and 4.47 cm wide.Flower is pink,pedicel villous and sterility.Fruit is mainly round,has yellowish-red peel.Its flesh is yellow,middle juice,fine texture and aroma.The average fruit weight is 202-214 g,and the maximum fruit weight is 365 g.Fruit shape index is about 0.93-1.01,and it is clingstone.The content of soluble solid is 12.2％-14.5％,firmness is 7.28 kg· cm-2,and fruit quality is excellent.The fruit development period is 115-125 d and it matures in late July in Shanghai area.The number of inflorescence,proportion of fruit branches,germination rate and branching ability of this cultivar are generally high.It is resistant to drought and anthracnose.The fruit has short storage-life,cold storage life is 20 days and shelf life is 5 days,the fruit aroma is quite strong after storage.Suitable cultivation area is around Shanghai,this cultivar can bear fruits three years after planted,has high yield potential.Orchard should choose neutral flat sandy soil that has ability of moisture and fertilizer retention.Spacing in the rows and spacing between rows are 4 m × 5 m.The configuration of pollinizer is pollen from fertility peach or nectarine.Pruning includes pinching,bending and back spune,aiming at controlling tree size and maintaining tree vigor.