无核乳橘新品种金水橘的选育研究

Study on the Selection of New Seedless Variety Citrus reticulata var. kinokuni cv. Jinshuiju

金水橘是从湖北省通山县大畈镇西坑柑橘场发现的普通乳橘优良芽变单株经过对其母本树及后代的多年观察选育而成的无核乳橘新品种。该品种适应性强,树势生长强旺,丰产,后代遗传稳定;果实外观和内在品质优良,单果重35.8 g,汁多较化渣,总糖含量12.0%,可溶性固形物含量14.1%,维生素C含量为246.9 mg/kg,单果平均种子数0.8粒,基本无核;果实于11月上旬成熟,耐贮藏,深受生产者和消费者欢迎。

The Citrus reticulata Blanco var.kinokuni(Takana) H.H.Hu cv.Jinshuiju was a monoclonal C.reticulata cultivar bred by years of observation on the mother tree and offspring of an excellent bud mutation in Xikeng citrus field,Dafan town,Tongshan county,Hubei province.Multiple spots regional trial and tests indicated that this cultivar had excellent characteristics such as strong adaptability and growth potential,stable inheritance and high production.The fruits were juicy and tender with good flavor,nice in appearance and quality with the average fruit weight of 35.8 g.After fully ripe,the content of total sugars,soluble solids and vitamin C in fruit was 12.0%,14.1%,and 246.9 mg/kg,respectively.There were only 0.8 seeds per fruit,nearly seedless.Moreover,the ripen season was in the first ten days of November;and the fruits had good storage tolerance,and was with good market prospect.