| 杨复康.“国峰7号”李子在山西的引种表现及栽培技术要点[J].中国南方果树,2023,52(1): |
| “国峰7号”李子在山西的引种表现及栽培技术要点 |
| Introduction Performance and Cultivation Techniques of ‘Guofeng 7’ Plum in Shanxi |
| 投稿时间：2022-06-22 修订日期：2022-07-29 |
| DOI：10.13938/j.issn.1007-1431.20220377 |
| 中文关键词: 李 ‘国峰7号’ 极晚熟 引种 |
| 英文关键词:‘ Guofeng 7 '' Very late ripening Introduction |
| 基金项目: |
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| 中文摘要: |
| ‘国峰7号’是辽宁省果树科学研究所2005年以‘龙园秋李’和‘澳14’李杂交育成的新品种，2016年由山西农业大学果树研究所引进，具有极晚熟、抗寒、抗流胶病、耐贮运、风味浓郁等特点。果实扁圆形，果顶平，平均单果重70.445克，最大单果重88.34克，果实整齐度好，缝合线浅，两半对称；果皮底色黄绿，成熟时果皮紫黑色，不易剥离；果肉黄色，近皮红色，纤维细、少，果肉品质上；果实可食率98.64%。可溶性固形物含量21.28%，可溶性糖含量9.0%，可滴定酸含量1.6%，Vc含量6.0 mg/100g，花青素含量0.732mg/g，硬度10.8 kg/cm2；半离核，核倒卵圆形，核鲜重0.958g。在山西省晋中市8月中下旬成熟，果实发育期138d左右，适宜在晋中及周边地区栽培。 |
| 英文摘要: |
| ''Guofeng 7'' was a new plum cultivar derived from the cross of ''Longyuan autumn plum'' and ''ao 14'' by Liaoning Institute of Pomology in 2005. It was introduced by Pomology Institute, Shanxi Agricultural University in 2016. It had the characteristics of very late ripening, cold resistance, gum disease resistance, storage and transportation resistance, strong flavor and so on.The fruit was oblate, with flat top. The average single fruit weight was 70.445g, and the maximum single fruit weight was 88.34g. The fruit had good uniformity, shallow suture, and two halves were symmetrical. The bottom color of the peel was yellow and green, and the peel was purple and black when mature, which was not easy to peel off. The pulp was yellow, near skin red, with fine and less fiber, and the pulp quality was good. The edible rate of fruit was 98.64%.The content of soluble solid was 21.28%, the content of soluble sugar was 9.0%, the content of titratable acid was 1.6%, the content of Vc was 6.0 mg/100g, the content of anthocyanin was 0.732mg/g, and the hardness was 10.8 kg/cm2. The nucleus was semi detached and inverted oval, and the fresh weight of the nucleus was 0.958g. In Jinzhong City, Shanxi Province, the fruit matured in the middle and late August. The fruit development period was about 138 days. It was suitable for cultivation in Jinzhong and its surrounding areas. |
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