| 极晚熟离核桃新品种‘双冬蜜’ |
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| 引用本文： | 李静媛,段艳欣,董晓颖.极晚熟离核桃新品种‘双冬蜜’[J].园艺学报,2018,45(2):397-398. |
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| 作者姓名： | 李静媛 段艳欣 董晓颖 |
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| 作者单位： | 青岛农业大学食品科学与工程学院，山东青岛 266109；青岛农业大学园艺学院，山东青岛 266109 |
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| 基金项目： | 山东省高等学校科技计划项目（J12LF06）；山东省青岛市民生科技计划项目（14-2-3-38-nsh） |
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| 摘 要： | ‘双冬蜜’是‘冬雪蜜桃’和‘青州蜜桃’杂交选育的极晚熟桃新品种。果实圆形,果面暗紫红色,果肉绿白色,离核,脆,风味甘甜。果核小,不裂果。单果平均质量148 g,果实硬度11.6 kg·cm~(-2),可溶性固形物含量为14.8%。11月上旬成熟,发育期210 d左右,耐贮运。早果丰产性好,4年生树产量达52 500 kg·hm~(-2)以上。
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| 关 键 词： | 桃 极晚熟 杂交 离核 品种 |
A New Very Late-ripening Freestone Peach Cultivar‘Shuangdongmi’ |
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| LI Jingyuan,DUAN Yanxin,DONG Xiaoying.A New Very Late-ripening Freestone Peach Cultivar‘Shuangdongmi’[J].Acta Horticulturae Sinica,2018,45(2):397-398. |
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| Authors: | LI Jingyuan DUAN Yanxin DONG Xiaoying |
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| Institution: | College of Food Science and Engineering，Qingdao Agricultural University，Qingdao，Shandong 266109，China；College of Horticulture，Qingdao Agricultural University，Qingdao，Shandong 266109，China |
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| Abstract: | ‘Shuangdongmi’，a new very late-ripening peach cultivar，was derived from the cross of ‘Dongxuemi’בQingzhoumi’. The average fruit weight is 148 g. The fruit is round with a dark purple red pericarp. The fruit flesh is green and white，freestone，succulent crisp with sweet flavor. It has small stone and no dehiscent fruit. The soluble solids content in fruit juice is 14.8%，and the flesh firmness is 11.6 kg · cm-2. It has good character for transportation and storage. The fruit ripens in early November，and the fruit development period is about 210 days. This cultivar has good ability of early fruiting and high productivity. Four-year-old tree yields up to 52 500 kg · hm-2. |
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| Keywords: | peach very late-ripening cross freestone cultivar |
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