抗枯萎病粉蕉新品种育粉6号的选育  

Breeding of a new Pisang Awak(ABB)variety Yufen No.6 with high resistance against Fusarium oxysporum f.sp.cubense

作　　者：赵明[1] 龙芳[1] 武鹏[1] 邹瑜[1] 莫天利 黄相 何海旺[1] ZHAO Ming;LONG Fang;WU Peng;ZOU Yu;MO Tianli;HUANG Xiang;HE Haiwang(Bio-technology Research Institute,Guangxi Academy of Agricultural Sciences,Nanning 530007,Guangxi,China)

机构地区：[1]广西农业科学院生物技术研究所,南宁530007

出　　处：《果树学报》2023年第9期2024-2028,共5页Journal of Fruit Science

基　　金：广西科技重大专项(桂科AA22068090);广西自然科学基金项目(2021GXNSFBA075045,2022GXNSFAA035543);国家现代农业产业技术体系项目(CARS-31)。

摘　　要：育粉6号是金粉1号粉蕉品种经组培诱变选育出来的抗香蕉枯萎病粉蕉新品种。新植蕉平均株高为335.3 cm,假茎基围、中围为84.2和57.5 cm,分别比金粉1号小27.1%、23.3%和11.5%。成熟果实可溶性固形物含量(w,后同)为28.9%、可滴定酸含量为1.4%、维生素C含量为12.8 mg·100 g^(-1)、还原糖含量为14.4%,可食率为75.5%,风味甘甜无酸,品质优。新植蕉生长周期13~15个月,比金粉1号短2~3个月,宿根蕉生长周期比金粉1号短1~2个月。该品种高抗Foc 4号生理小种(Fusarium oxysporum f.sp.cubense race 4),田间枯萎病发病率0.1%~5.0%。果实成熟后期无梅花点,货架期4~6 d。该品种在我国香蕉产区种植均表现出较好的适应性。平均单株产量22.5 kg,单位面积产量42000 kg·hm(-2)(1860株·hm^(-2))。Yufen No.6 is a new banana variety with high resistance against Fusarium oxysporum f.sp.cubense.The seedling was a mutant induced by tissue culture and selected through multiple generations,which had been bred through multiple generations.Due to its resistance to Fusarium wilt of banana,short growth cycle,dwarfing,and excellent comprehensive traits,it was selected in the primary election in 2014.From 2016 to 2018,a variety comparison test was carried out in Nanning,Yulin,Laibin,Congzuo of Guangxi Zhuang Autonomous Region and other sites.From 2018 to 2020,multiple regional tests and production tests were conducted in autonomous regions or provinces of Guangxi,Hainan,Guizhou,Yunnan,and Guangdong.The new cultivar was licensed by the State Forestry and Grassland Administration in March 2023.From the overall field evaluation results,this cultivar is a medium high pole type,and the average height of the newly planted banana pseudostem is 335.3 cm,with a base circumference and middle circumference being 84.2 and 57.5 cm,respectively.The false stem is yellow green in color and shiny,with a reddish-brown-black color.The leaves of the plant are significantly smaller than the control,with a length and width of 209.0 and 64.6 cm,which are 4.4%and 9.4%smaller than Jinfen No.1,respectively.Both sides of leaf blade base are rounded.The color of the leaf surface,back and midrib is green and glossy,with a lot of wax powder on the back and sheath.The length of the petiole is 54.7 cm,which is 9.4%shorter than that of Jinfen No.1.The shape is winged,and the edges of the petiole grooves are closed and overlapped.The fruit panicles are oblique-growing and short cylindrical,compact in structure,neat in comb and good in commodity characteristics.The fruit fingers are arranged in double rows,with a straight shape and indistinct fruit edges.The apex of the fruit fingers is blunt and pointed,and there are persistent floral organs.There is no hair on fruit stalk.The fruit skin is medium-green,the flesh is medium hardness,and the flesh is mi

关 键 词：粉蕉 新品种 育粉6号 抗病 

分 类 号：S668.1[农业科学—果树学]