摘要
'桂特261'是从''阳光玫瑰'×'甜蜜蓝宝石'的杂交后代中选育出的自然无核大粒鲜食葡萄杂交优株.果穗分支形,最大穗重 953 g,平均单穗质量 630 g以上;果粒圆柱形,果顶凹陷,着色易,完全成熟时果皮呈紫黑色至蓝黑色,果粉较厚,有光泽,最大单果重 8.5 g,平均单粒质量 7.8 g,无核,肉质脆、硬度好,可溶性固形物含量大于 18%时具有蜜香.在桂林地区,7 月下旬果实成熟,平均 667 m2 产量达 1422.9 kg;在南宁 6 月下旬成熟,平均 667 m2 产量达 1500.7 kg,对白粉病、炭疽病、白腐病抗性强.适宜在广西种植.
Abstract
'Guite 261'is a new natural seedless large-grain table grape variety bred from the hybrid progeny of'Shine Muscat'×'Sweet Sapphire'.The spike was in branching shape,the maximum weight of the spike was 953 g and the average weight of single spike was over 630 g.The spike was cylindrical with concave apex,and the peel was easily colored.The peel was purple-black to blue-black at full maturity.The berry powder was thick and lustrous,the maximum weight of single berry reached 8.5 g and the average weight of single berry was 7.8 g.The berry was seedless,crispy,firm in texture,and gave out honey fragrance when soluble solids content was over 18%.The berry ripened in the last ten days of July in Guilin,and ripened in the last ten days of June in Nanning.The average yield was over 21000 kg·ha,and its resistance against powdery mildew,anthracnose and white rot was very strong.Therefore it is suitable for planting in Guangxi.
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