頁籤選單縮合
題 名 | 預措處理對夜來香種子發芽之影響=Effect of Scarification on the Seed Germination of Polianthes Tuberosa L. |
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作 者 | 沈榮壽; 黃光亮; | 書刊名 | 臺灣農業 |
卷 期 | 33:2 1997.04[民86.04] |
頁 次 | 頁114-122 |
分類號 | 435.459 |
關鍵詞 | 夜來香; 種子休眠; 硬實種子; 割傷; 發芽; Polianthes tuberosa; Seed dormancy; Hardseedness; Scarification; Germination; |
語 文 | 中文(Chinese) |
中文摘要 | 夜來香種子於播種前以砂紙擦傷、熱水、酒精、硫酸、鹹液及對照組等處理。未經預措處理之對照組發芽率僅達31.6%,其餘處理除了5% NaOH處理不利種子發芽外,皆顯著促進其總發芽率及發芽速率。以砂紙擦傷種皮及熱水處理15∼30分鐘,具有95.0∼98.3% 的最高發芽率;其次是以1% NaOH處理15∼60分鐘,平均有91.6∼94.3% 之發芽率,顯見此等割傷處理對打破夜來香種子休眠甚具效果,有利於雜交種子之實生繁殖。 |
英文摘要 | Seeds of Polianthes tuberosa treated by: (1) mechanical scarification with sandpaper, (2) boiling water soaking; (3) soaking in 95% C�浹�ΜH; (4) soaking in 25% H�特O��; (5) soaking in 1% or 5% NaOH; (6) control. All pre-sowing treatments increased the germination percentage and rate over control, but the 5% NaOH soaking inhibited the germination sigificantly. Scarification with sandpaper and boiling water soaking for 15-30 minutes had the highest percentage of germination was 95.0-98.3%. In comparison, an average of 91.6-94.3% germination founded from soaking in 1% NaOH for 15-16minutes. These results indicated that most of scarification possessed the good efficiency of breaking the tuberose seed dormancy, and which have commercial practices for seed germination of tuberose. |
本系統中英文摘要資訊取自各篇刊載內容。