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題 名 | 金線連之組織培養與馴化栽植 |
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作 者 | 何政坤; 張淑華; 陳振榮; | 書刊名 | 林業試驗所研究報告季刊 |
卷 期 | 2:2 1987.06[民76.06] |
頁 次 | 頁83-105 |
分類號 | 434.92 |
關鍵詞 | 金線連; 栽植; 組織培養; 馴化; |
語 文 | 中文(Chinese) |
中文摘要 | 採集臺東地區之金線連蒴果播種於1/2MS(Murashige & Skoog, 1962) 及KC(Knudson,1964)培養基,結果以未裂之蒴果種子在1/2MS可發芽成小苗,而 KC則僅發芽成球體。另取採集自奮起湖之種子苗,經2年不加生長激素之繼代培 養苗,切取節段在固體及液體MS添加0.5ppmNAA及0.1至 0.5ppm BA組合之培養基 培養3個月,並以不加生長激素之1/2MS及KC固體培養基做為對照,結果以添加3ppm BA之固體培養基及0.1ppm BA液體培養基生長最佳,可誘導出多芽數達5.0及7.8個, 重量由原來之3.5mg增至3.4 及4.4g,而1/2MS及KC培養基之苗重僅1g,生長不良。 瓶苗馴化於25-31℃變溫及12,000,10,000,7,500,3,500,2,000 luxes光度下 4週,結果以3,500及2,000 luxes最佳。將瓶苗分成5等級直接出栽於25-33℃變溫, 光度13,000,6,000,4,000 lux,生長於9種介質2個月至 3個月,結果以6,000至 4,000 lux光度生長最佳,以4cm苗高之適應性及生長最佳,而以粗糠、蛇木屑、 蛭石及堆肥之組合介質生長較佳。從以上馴化栽植試驗顯示,金線連最高之適生 溫度在31℃以下,光度在6,000至 2,000lux。 |
英文摘要 | Capsules of Anoectochilus formosanus Hay. collected from in Taitung, Taiwan divided into mature and premature parts were seeded in both medium of 1/2MS and KC. The result showed that only premature seeds could germinate and seedlings in 1/2MS, but only pretocorm like-body pormed in KC. The nodes of plantlet taken from the seedlings which subcultured in 1/2MS and KC without adding growth regulators for two years were cultured in the solid and liquid MS medium supplemented with NAA 0.5ppm and BA 0.1ppm to 5ppm. The solid MS with NAA 0.5ppm and BA 3ppm and liquid MS with NAA 0.5ppm and BA 0.1ppm were recommended, because every node in these medium growed more buds (5.0 and 7.8 buds), more seedling weight (from the origin weight 3.5mg to 3.4g and 4.4g) than that in the 1/2MS and KC which seedling weight only 1g after 3 month growth. To determine the adaptive environment of A. formosanus, the plantlets in vitro were acclimatized at alternating temperature 25-33℃ and different light intensity from 2,000 to 12,000 lux and plantlets in vitro of five height slasses were transplanted into 9 media at the same range off temperature and light intensity. From these experiment, it is suggested that the adaptive environment of A. formosanus are at 25- 31℃ temperature and 2,000 to 6,000 lux light intensity, and the better media are rice shell, crushed tree fern, vermiculiteand compost. |
本系統中英文摘要資訊取自各篇刊載內容。