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番茄新品種‘花蓮亞蔬21號’之育成

Breeding of a New Cherry Tomato Variety-Hualien Asveg 21

摘要


為育成優質抗病番茄新品種,花蓮區農業改良場與亞洲蔬菜研究發展中心合作進行育種工作,選育抗番茄捲葉病毒病等主要病害之優良橙色小果型番茄新品種。經各級產量比較試驗、抗病性檢定、區域試驗及肥料試驗等,選出抗病性佳且品質風味優之橙色小果型雜交新品系CHT1417,於2006年12月提出植物品種權申請登記為‘花蓮亞蔬21號’,並於2007年1月15日獲得品種權。番茄新品種‘花蓮亞蔬21號’為雜交一代品種,母本CLN2463-57-19-11-18-15-19-80-0,父本CLN2487-16-10-4-5-0,非停心型,果實橢圓形,成熟果橙色,平均單果重13.5公克,果實成熟集中性良好,適合成串採收,耐貯運,無裂果,可溶性固形物平均7.3 °Brix,風味佳;抗病性優良,兼具抗番茄捲葉病毒病(具Ty-2基因)、抗番茄嵌紋病毒病(具Tm-2^a基因)與抗萎凋病生理小種1和2(具I-1 & I-2基因)及中抗青枯病(罹病率為40%)等特性;耐熱性中等,適合春、晚夏作種植,每公頃平均產量約為40.1公噸。

關鍵字

番茄 品種 育種 番茄捲葉病毒病

並列摘要


To improve tomato variety, Hualien District Agricultural Research and Extension Station cooperated with Asian Vegetable Research and Development Center (AVRDC) to breed high quality orange cherry tomato variety which is resistant to tomato leaf curl virus (ToLCV). The new orange cherry tomato line CHT1417 was registered as a new variety 'Hualien Asveg 21' and awarded the plant variety right in January 15, 2007 after preliminary and advanced yield trials, disease evaluations, regional yield trials and fertilizer trials. The Hualien Asveg 21 is a single cross F1 hybrid of CLN2463-57-19-11-18-15-19-80-0 as the female parent crossed to CLN2487-16-10-4-5-0. It is a variety of indeterminate growth habit. Fruits are oval-shaped and orange at maturity, the average fruit weight is 13.5 g, the soluble solids content is about 7.3 °Brix. The fruit is firm, good taste, and with low fruit cracking rate. The new variety is resistance to tomato leaf curl virus (with Ty-2 gene), tomato mosaic virus (with Tm-2^a gene), bacterial wilt race 1 and 2 (with I-1 & I-2 gene), and medium resistant to Bacterial wilt (Incidence rate=40%). The yield of Hualien Asveg 21 is 40.1 MT/ha. It is suitable for planting in spring and late summer seasons.

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