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新品种豆蔻朱顶红的选育

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豆蔻朱顶红(Hippeastrum'Doukou')是以罗莎莉朱顶红(Hippeastrum'Rosalie')为母本、舞后朱顶红(Hippeastrum'Dancing Queen')为父本进行人工杂交授粉,通过对优选单株进行鳞茎片扦插扩繁而成.2023 年 3 月通过广东省农作物品种审定委员会现场鉴定.植株长势旺盛,平均株高 50.6 cm;叶绿色,长 64.5 cm、宽 5.8 cm;花茎绿色,花茎长 40.1 cm、直径 2.4 cm,着花 4.0 朵,具香气;花重瓣,主色白色,花径 14.7 cm;单朵花期 8.2 d,单茎花期 12.1 d.与对照品种舞后朱顶红相比,花茎更短,缩短 28.6%,香气更浓.
Breeding of a New Variety of Hippeastrum'Doukou'
Hippeastrum'Doukou'is an artificial hybrid pollination method that uses'Rosalie'as the female parent and'Dancing Queen'as the male parent.It is developed through bulb cutting and propagation of selected individual plants.It passed on-site identification by the Guangdong Provincial Crop Variety Approval Committee in March 2023.The plant grows smartly,with an average height of 50.6 cm and green leaves 64.5 cm long and 5.8 cm wide.The flower stem is green,with a length of 40.1 cm and a diameter of 2.4 cm.It has 4.0 flowers with a fragrant smell.The flower has double petals,the prime color is white,and the diameter of the flower is 14.7 cm.The single-flowering period lasted 8.2 days,and the single-stem flowering period lasted 12.1 days.Compared with the control variety Hippeastrum'Dancing Queen',the flower stem is shorter,shortened by 28.6%,and the aroma is more vigorous.

HippeastrumvarietyDoukouhybridizationfragrant smell

于波、孙映波、刘小飞、徐晔春、钟荣辉、朱根发

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广东省农业科学院环境园艺研究所/广东省园林花卉种质创新综合利用重点实验室/农业农村部华南都市农业重点实验室 广东 广州 510640

朱顶红 品种 豆蔻 杂交 香味

广东省重点领域研发计划项目2022年省级乡村振兴战略专项资金种业振兴项目广州市科技计划项目广州市科技计划项目

2020B0202200052022-NPY-00-0402024B03J13672024E04J1268

2024

热带农业科学
中国热带农业科学院

热带农业科学

CSTPCD
影响因子:0.534
ISSN:1009-2196
年,卷(期):2024.44(8)