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頁籤選單縮合
題 名 | 西瓜嫁接接穗及根砧育苗品質改進之研究=Improvement of Scion and Stock Seedlings Qualities of Watermelon Grafting |
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作 者 | 張允瓊; 邱奕志; 陳世銘; 林連雄; | 書刊名 | 宜蘭大學生物資源學刊 |
卷 期 | 1:1 民93.12 |
頁 次 | 頁43-51 |
分類號 | 432.89 |
關鍵詞 | 西瓜; 嫁接苗; 給光天數; 冷水; Watermelon; Grafted seedling; Days of light supplement; Cold water; |
語 文 | 中文(Chinese) |
中文摘要 | 為生產規格化且整齊之種苗,以提昇嫁接作業效率,本研究探討不同介質、給光天數、加壓及冷水澆灌等方法,對西瓜接穗及扁蒲砧木種苗生長之影響。參試材料為西瓜”富寶二號”及扁蒲“強力一號”。西瓜”富寶二號”種子播種於蛭石中之發芽率77.8%顯著低於其他處理組之90.0~97.8%。於透水性佳的河沙中,種子發芽率97.8%及發芽整齊度(1.33天)最高,但苗高7.99cm較不織布處理組大。以兩層不織布加覆一層黑色尼龍布生產的苗株,發芽率90%,苗高為6.71cm最矮短,因不需經由清洗即可使用,為理想的育苗介質。給光天數較多處理組(給光3~5天)之幼苗高度及莖粗明顯高於給光天數較少者(給光0~2天)。西瓜幼苗高度顯著隨壓力增加而降低,莖寬則隨壓力增加而增大,但處理組間不具顯著性差異。播種後每日使用5℃、10℃、15℃、20℃及室溫水(對照組)澆灌扁蒲苗,觀察冷水對扁蒲生長之影響。結果播種7日後幼苗葉片數隨處理水溫升高而增加,但播種14天後,各處理組間之葉片數不具差異性。每日以5℃冷水澆灌扁蒲幼苗,可使幼苗於播種7日至14日間高度變化幅度最小,莖粗增加最多。 |
英文摘要 | To promote grafting efficiency, it’s necessary to demand product standardization and ordered seeldings. The objective of this study was to investigate the effect of media, days of light supplement, pressure and cold water irrigation on the seedlings qualities of the watermelon cv. ‘Empire No 2’ seedlings and bottle gourd ‘S-1’. Seed germination of watermelon sowing in vermiculite was significantly lower than other treatments. The sand treatment had higher germination, lower spread time of 10% to 90% of final germination (T90-10)and shorter them length. Seedlings also had shorter and thicker stem on non-woven fabric. In addition to the clean root, it’s the ideal sowing media for watermelon. Seedlings that were more days (3-5 days) of light supplement had higher and thicker stems than those less days (0-2 days). As pressure increasing, the height of watermelon seedlings was significantly shorter but the diameter of stem was thicker. To observed the effect of cold water on the seedling growth of the bottle gourd ‘S-1’, cold water (5℃, 10℃, 15℃ and 20℃) and room temperature water were irrigated every day. After sowing 7 days, leaves number was increasing as water temperature rising. However there was no significant difference in leaves number among treatments after sowing 14 days. The 5℃ water treatment decreased bottle ground sterm length but increased stem diameter in sowing 7 to 14 days. |
本系統中英文摘要資訊取自各篇刊載內容。