荔枝新品种“香蜜早”通过鉴定, 填补广东特早熟优质荔枝空白
4月23日,广东省农作物品种审定委员会办公室组织专家,空白对“香蜜早”荔枝新品种进行现场鉴定,香蜜早该品种由对广东省农业科学院果树研究所、荔枝荔枝华南农业大学园艺学院、新品茂名市农业科技推广中心和茂名市电白区建昌种养专业合作社共同选育。种通早熟
专家组认为,定填东特“香蜜早”荔枝是补广从三月红荔枝无性繁殖群体中的芽变株选育而成,经多年多点试验试种,优质遗传性状表现稳定,一致同意通过鉴定。
茂名是我国早熟荔枝优势产区,早熟、优质是茂名荔枝的核心竞争力。自2016年起,广东省农业科学院果树研究所研究员向旭团队开始跟踪“香蜜早”荔枝,品种选育团队分别在茂名市电白区马踏镇、茂名市高州市曹江镇、阳江市阳西县等地开展品种多点比较试验,并利用特异性分子标记和高通量测序技术,鉴定出香蜜早荔枝是不同于“三月红”的全新种质。结果表明“香蜜早”4月中下旬成熟,上市时间和品质均优于“三月红”。
“香蜜早荔枝”品种现场鉴定。
“香蜜早”系特早熟,树势中等,易成花,早结、丰产稳产。嫁接苗种植后第三年开始结果,三年生树和四年生树平均单株产量分别为24.7公斤和29.1公斤,折合平均亩产(亩植25株)分别为617.5公斤和727.5公斤。该株系果实在茂名电白区4月下旬成熟,平均单果重27.2克,果肉蜡黄,肉质细嫩、甜酸适口、涩味不明显,适宜广东省荔枝产区种植,在茂名、湛江等早熟产区种植优势明显。“香蜜早”的成功选育与推广,填补了广东省特早熟优质荔枝品种的空白,有望抢占早熟荔枝市场先机。
此外,专家指出,“香蜜早”不仅是生产上的好品种,而且在科研领域也具有非常重要的意义,是特早熟荔枝育种的好材料。茂名要充分利用“香蜜早”种质资源,通过杂交育种等途径,培育更多更好的优质特早熟荔枝新品种。
【记者】陶磊
【通讯员】潘柏羽 刘伟
【来源】南方农村报
(责任编辑:新闻中心)
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