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优质多抗生姜新品种‘长姜1号’的选育

Breeding of a New Ginger Variety ’Changjiang 1’ With High Quality and Multi-resistance

  • 摘要: ‘长姜1号’是从武陵黄姜脱毒苗体细胞无性系变异植株中选育出的生姜新品种。该品种为四倍体(2n=4x=44),生育期191 d,叶色深绿,植株生长健壮,适收期平均株高97.21 mm,平均茎粗14.68 mm,平均分枝10.31个。高抗姜瘟病、蚜虫和害螨,抗旱性强,耐涝。其根茎肥大,锌含量4.90 mg·kg-1,硒含量0.001 6 mg·kg-1,粗纤维含量0.92%,蛋白质含量1.29 g·(100g)-1,维生素C含量8.57 mg·(100g)-1,可溶性糖含量0.82%,姜辣素含量1.73%,辛辣味浓郁。667 m2平均产量达3 600 kg以上,与对照‘凤头’姜相比增产极显著。该品种适宜长江流域生姜产区种植。

     

    Abstract: ’Changjiang 1’ is a new ginger variety selected from somaclonal variants in the virus-free plants of Wuling yellow ginger.It is tetraploid(2n=4x=44),with a growth period of 191 days, dark green leaves, vigorous plant growth habit, average plant height of 97.21 mm, average tiller diameter of 14.68 mm, and average 10.31 tiller per plant.The variety has high resistance to ginger bacterial wilt, aphids and pest mites, strong drought resistance and waterlogging tolerance.Its rhizome is large, containing 4.90 mg·kg-1 Zn, 0.001 6 mg·kg-1 Se, 0.82% soluble sugar, 0.92% crude fiber, 8.57 mg·(100 g)-1 vitamin C,1.29 g·(100 g)-1 soluble protein, 1.73% gingerol, and strong spicy flavor.The average yield per 667 m~2 was more than 3 600 kg, which was significantly higher than that of the control, ‘Fengtou’ ginger.The variety could be grown in ginger producing areas in the Yangtze River basin.

     

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