西瓜新品种欣优美的选育

Breeding of a new watermelon cultivar Xinyoumei

欣优美是以自交系R719为母本、荃12701为父本选育而成的杂交一代西瓜新品种。该品种中早熟,合肥地区春季露地地膜覆盖栽培,全生育期105 d左右,果实发育期32 d左右。植株生长势旺盛,抗病抗逆性强,生态适应性广,易栽培。主蔓第1雌花节位10节左右,雌花间隔6节左右。果实高圆形,果皮绿色底上覆盖墨绿色齿条。果皮厚度1.2 cm左右,皮韧耐贮运。瓤色深红,纤维中等,瓤质粗脆,风味正,口感好。中心可溶性固形物含量(w,后同)12.0%左右,边部7.5%左右。平均单瓜质量7.5 kg左右;一般667 m^(2)产量4800.0 kg左右。田间表现对合肥地区枯萎病生理小种达到中抗水平。适宜在安徽、浙江、河北、江苏、河南、湖南、湖北、陕西、四川、山西、广西、江西、贵州、甘肃、黑龙江等地区春季露地栽培。2018年通过农业农村部非主要农作物品种登记。

Xinyoumei is a newly developed mid-early maturity watermelon,which is bred with R719 as the female line and Quan 12701 as the male line.The fruit development period is about 32 days,and the whole growing period is about 105 days.The plant vigor is very strong,and the rind of the fruit is light green and covered with dark green strips.The first female flower node of the main vine is about 10 nodes.The thickness of the rind is about 1.2 cm,which could benefit long distance transportation and long shelf life.The flesh is dark red in color,the flesh is fine and crisp,with center soluble solid content 12.0%and 7.5%near rind,the average weight of single fruit is 7.5 kg.And average yield is 4800.0 kg per 667.0 m^(2).It is suitable for open field cultivation in Anhui,Zhejiang,Hebei,Jiangsu,Henan,Hunan,Hubei,Shaanxi,Sichuan,Shanxi,Guangxi,Jiangxi,Guizhou,Gansu and Heilongjiang in spring.