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題 名 | 茶樹隔離天然雜交採種初探=Preliminary Study of Natural Out-crossing in Isolation Location for Tea Cultivars |
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作 者 | 李臺強; 楊美珠; 張清寬; 陳右人; | 書刊名 | 臺灣茶業研究彙報 |
卷 期 | 23 民93.11 |
頁 次 | 頁15-20 |
分類號 | 438.817 |
關鍵詞 | 自交不親和性; 自交率; 隔離採種; 茶; Self-incompatibility; Self-pollination rate; Isolation location; Tea; |
語 文 | 中文(Chinese) |
中文摘要 | 本研究希望利用茶樹自交不親和性,於隔離地區生產雜交種子,以提高育種效率。首先檢視青心烏龍等14個栽培品種之自交結果率,其中臺茶5號、大葉烏龍、阿薩姆、臺茶13號、黃心烏龍、及臺茶20號之自交結果率高於1%,分別為3.86、2.43、1.75、1.43及1.40%,其餘均低於1%,在育種學上凡自交結果率低於5%範圍內可視為異交作物,因此這些參試品種(系)均可稱為異交作物。其次,在三個已用單株茶樹進行檢定之隔離地點種植青心烏龍與臺茶12號植株,兩者之結果率平均高於60%,顯示此方法可能可用於生產雜交種子,以節省雜交工作之人力及物力。 |
英文摘要 | The objective of this study was to investigate the feasibility of self-incompatibility for producing out-crossing seeds in a tea-breeding program. The results obtained are as follows: 1. The highest self-pollinated fruit rate was 3.86% among these 14 tea cultivars, but most of them were lower than 1%. 2. It was found that more than 60% of flowers were out-crossing for TTES No. 12 and Chin-Shin Oolong, which were planted in three isolated locations. The results of this study suggest that it is possible to produce out-crossing seeds from two or more tea cultivars grown in isolated locations. |
本系統中英文摘要資訊取自各篇刊載內容。