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頁籤選單縮合
題 名 | 四季葱莖頂培養之研究=Shoot Tip Tissue Culture of 'Szu Chi' Green Onion |
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作 者 | 劉兆烘; 李文汕; 張武男; | 書刊名 | 植物種苗 |
卷 期 | 7:3 民94.09 |
頁 次 | 頁41-55 |
分類號 | 435.221 |
關鍵詞 | 青葱; 培養基; 瓶內馴化; Green onion; Culture medium; Acclimatized in vitro; |
語 文 | 中文(Chinese) |
中文摘要 | 本省栽培的四季蔥採用無性繁殖,出現族群植株感染病毒病情形,不僅降低產量和品質,對產業發展亦有嚴重影響。為研究四季蔥健康種苗及快速繁殖技術,以’蘭陽1號’、’桃園3號’及新竹821’三品種四季蔥之帶二片葉原體之生長點,培養在BP、BT1、BT2及BT3四種培養基中,以固體方式進行培養,結果顯示以BP培養基最適宜,不但存活率高,產生之芽梢數目也較多。其誘導的芽稍再移到含BP配方基本鹽類添加0.1ppm NAA之培養基,發根率也最佳。’桃園3號’及’蘭陽1號’小苗存活率分別為40%及50%。 |
英文摘要 | Because ‘Szu Chi’ green onion has been vegetatively propagated for a long period in Taiwan, the vegetative clones are susceptible to virus infection. The quality and yield have been decreased over the years. For developing the technology of mass production of virus-free green onion seedlings for farmers, the purpose of this study was to investigate the growth conditions for shoot tip tissue culture, determine the appropriate media and cultural conditions for shoot tip and plantlets regeneration. The shoot tips of three ‘Szu Chi’ green onion cultivars (lines), namely ‘Lan Yang No.1’, ‘Tao Yuan No.3’, and ‘Hsin Chu 821’, were cut and cultivated in four solid culture media: BP, BT1, BT2, and BT3. The results indicated that BP was the most suitable medium for shoot tip propagation; not only the survival rate, but also the number of regenerated shoots was great. The regenerated shoots wre then transferred into the BP medium with addition of 0.1 ppm NAA could optimize the rate of root regeneration. The survival rate of in vitro plantlets of ‘Tao Yuan No.3’ and ‘Lan Yang No.1’ was 40% and 50%, respectively. |
本系統中英文摘要資訊取自各篇刊載內容。