小果型非转基因番木瓜新品种黄花佑的选育  

Breeding of a new non-transgene and small-fruit-sized papaya cultivar Huanghuayou

作　　者：吴夏明 周陈平 杨敏 邝瑞彬[1] 杨护[1] 黄炳雄[1] 魏岳荣[1] WU Xiaming;ZHOU Chenping;YANG Min;KUANG Ruibin;YANG Hu;HUANG Bingxiong;WEI Yuerong

机构地区：[1]广东省农业科学院果树研究所·农业农村部南亚热带果树生物学与遗传资源利用重点实验室·广东省热带亚热带果树研究重点实验室,广州510640

出　　处：《果树学报》2024年第1期193-196,共4页Journal of Fruit Science

基　　金：2022—2023年广东省农业农村厅种业振兴行动品种培育专项(2022-NPY-00-032);珠海市金湾区平沙镇人民政府项目;2023年广州市重点研发计划农业和社会发展科技专项(2023B03J1369);广东省现代农业产业技术体系创新团队建设项目(2023KJ116)。

摘　　要：黄花佑番木瓜是以泰国红为母本、GZ201301301为父本杂交育成的鲜食番木瓜新品种。该品种植株生长旺盛,结果性状优良,受高温影响小,间断结果现象轻,连续坐果率94.3%,平均单株商品果为71.8个,平均单果质量为790.3 g,果实呈梨形,整齐度高,商品性状优良,平均纵径17.3 cm,横径10.3 cm。果实果皮光滑,果肉较厚呈橙红色,口感柔嫩多汁、无渣,风味清香。可溶性固形物含量(w,后同)为13.5%,还原糖含量为10.5 g·100 g^(-1),总糖含量为12.8 g·100 g^(-1),总酸含量为0.16 g·100 g^(-1),维生素C含量为84.7 mg·100 g^(-1),粗纤维含量为0.5 g·100 g^(-1)。在珠三角地区,组培苗春季定植至始花时间约59 d,定植至始采收时间约177 d,丰产性强,当年平均株产量约56.8 kg,每666.7 m2产量为6816 kg。果实在常温条件下保鲜贮藏期为7 d。适应性较强,适宜在我国番木瓜产区种植。感环斑花叶病毒病和畸叶病毒病,建议采用轮作方式种植,重点防控病毒病。Huahuangyou is a new high-quality fruit papaya cultivar,which was crossed between Taiguo-hong(female parent)and the small fruit Hawaiian type GZ201301301(male parent)by the Institute of Fruit Research,Guangdong Academy of Agricultural Sciences in 2016 and 358 hybrid seeds were obtained.In December 2016,the hybrid seeds were sown in nutrient pots in a greenhouse,and 296 healthy seedlings were obtained through conventional water and fertilizer management.Those seedlings were planted in Guangzhou Experiment Base in February 2017.According to the breeding purpose for high yield,high quality and good commercial appeal,Huahuangyou was first selected in 2017.After variety test and regional adaptability test at Guangzhou,Foshan and Zhanjiang from 2019 to 2021,it was finally selected in 2021.The plant grows vigorously with high temperature resistance,the average plant height is 288.5 cm and the crown width is 298.7 cm.The stem of the adult plant is cylindrical,gray green and hollow with 218.5 cm high and 48.3 cm thick.The leaves are dark green and the average leaf length and the width are 87.1 cm and 93.8 cm,respectively.The veins are clear and green,and the peti-ole is 98.2 cm long and 11.5 cm thick.The corolla is yellow while,the base is yellow green,and the co-rolla length and diameter are 3.7 cm and 3.2 cm,respectively.The main axis of the inflorescence is green,and the average length is about 8.8 cm.The fruit is pear-shaped with high regularity,the fruit stalk is green with an average length of about 3.5 cm,the peel of the fruit is smooth and orange yellow after ripening.The flesh is of superior quality,with orange-red color,and the taste is tender,smooth and sweet.The longitudinal and transverse diameters of the fruit are 17.3 cm and 10.3 cm,respectively.The ratio of longitudinal to transverse diameters is 1.68,and the average width of the middle fruit cavity is about 5.0 cm.The contents of soluble solid,reducing sugar,total sugar,total acid,Vitamin C and crude fiber are 13.5%,10.5 g·100 g^(-1),12.8 g·100 g^(-1),0

关 键 词：番木瓜 新品种 黄花佑 优质 

分 类 号：S667.9[农业科学—果树学]