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頁籤選單縮合
題 名 | 非藥劑處理對竹材抗蟲性之影響=Effect of Nonchemical Treatment on the Insect Resistance of Bamboo |
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作 者 | 張誌仁; 張豐吉; 杜明宏; | 書刊名 | 林產工業 |
卷 期 | 23:1 民93.03 |
頁 次 | 頁55-65 |
分類號 | 474.2 |
關鍵詞 | 澱粉含量; 養蟲試驗; 竹蠹蟲; Starch content; Insect breeding test; Powder post beetle; |
語 文 | 中文(Chinese) |
中文摘要 | 本研究之間的在探討利用非藥劑處理提升竹材抗蟲能力之可行性,由於竹材之澱粉含量與蟲蛀關係十分密切,本試驗嘗試將試材以浸水及加熱等非藥劑處理方法去除其中澱粉,藉以達到提升竹材抗蟲性的目標。試驗結果顯示,麻竹經浸水、流水及蒸氣-浸水分別處理45天後,澱粉含量由4.54%降低至0.75%~0.84%;刺竹由4.89%減少至1.47%~1.80%;桂竹則自0.73%下降至0.24%~0.29%;顯示澱粉含量均隨著處理時間增加而降低,三種浸水處理方式間之差異並不明顯回三種高溫加熱處理法中,除高溫烘乾法效果較差外,其餘以蒸氣及沸水處理均能使澱粉合量顯著減少,經由養蟲試驗結果得知,未處理竹材中,以麻竹受竹蠹蟲為害最為嚴重,其次為刺竹,而桂竹受害最輕微,此與各種竹材之澱粉含量有正相關。麻竹及刺竹給浸水、流水及蒸氣-浸水處理45天,與蒸氣及熱水處理,均能有效的防止竹蠹蟲之為害,而高溫烘乾法處理竹材,並無法有效減低竹蠹蟲之為害。 |
英文摘要 | The main purpose of this study is to investigate the feasibility of nonchemical treatment on pest control of bamboo. Because the starch content of bamboo is closely related to its insect resistance property, it is important to control the starch content of bamboo. For leaching out starch, different methods are used, the immersion method, where bundles of bamboo culms are kept immersed in water for a period of up to 45 days in stagnant or flowing water or immersion followed by steaming treatment. Starch contents decrease from 4.54% to 0.75-0.84%, from 4.89% to 1.47-1.80% and from 0.73% to 0.24-0.29% for Ma bamboo, Thorny bamboo, and Makino bamboo, respectively. All of the immersion methods show similar results. While treating with high temperature, the steaming and boiling treatment give excellent results in decreasing starch content. From the results of insect breeding test, Ma bamboo is the most easily damaged by powderpost beetles, Makino bamboo is the least susceptible to bamboo pest. All methods except high temperature drying are effective on pest control of bamboo. |
本系統中英文摘要資訊取自各篇刊載內容。