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題 名 | 彩葉蘭授粉期與果莢冷藏對種子發芽之影響=Effect of Pollination Stage and Cold Storage of Capsule on the Seed Germination of Haemaria Discolor (Ker) Lindl. |
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作 者 | 蕭翌柱; 夏奇鈮; 蔡新聲; | 書刊名 | 中華農業研究 |
卷 期 | 53:3 2004.09[民93.09] |
頁 次 | 頁193-200 |
分類號 | 435.431 |
關鍵詞 | 彩葉蘭; 蘭科; 授粉作用; 種子萌芽; Haemaria discolor; Orchidaceae; Pollination; Seed germination; |
語 文 | 中文(Chinese) |
中文摘要 | 彩葉蘭為一種兼具觀賞及藥用價值的蘭科植物,選取最佳成熟度之花粉及子房進行人工自花授粉並冷藏果莢,可以獲得最高的結果率且能適度延長果莢播種期限。研究結果顯示,彩葉蘭花朵於開花後(days after flowering, 簡稱DAF)第0-5天進行授粉,最高結果率達到100%且種胚播種培養後之萌芽率也有44.6-45.6%,顯著優於其他各時期授粉之處理組。取花朵開花後3-5天的花粉團粒培養於含10%蔗糖和0.01%硼酸的液體培養基18 hr後,其花粉萌芽率最高達到98.4%,平均每個花粉團粒有82.6條花粉管。另外,將成熟果莢置於5±1℃及100%相對溼度的冷藏環境下,可適度延長播種期限達28天。 |
英文摘要 | Haemaria discolor (Ker) Lindl. is cultivated for the purpose of ornamental and medicinal in Taiwan. We have optimized a method for artificial self-pollination of H. discolor and for proloning capsules storage life by using cold treatment in this study. The highest fruit set (100%) and embryo germination (44.6-45.6%) were obtained when the pollinia and ovules from flower stage of 0-5 DAF (days after flowering) used for pollination. The germination rate of massules from 3-5 DAF stage were 98.4% (82.6 pollen tubes/massule) when culturing in the liquid medium containing 10% sucrose with 0.01% boric acid for 18hrs. Cold treatment on capsules at 5±1℃ with 100% relative humidity was found effective to prolong seed longevity to 28 days. |
本系統中英文摘要資訊取自各篇刊載內容。