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題 名 | 創傷對'月華'苦瓜果實呼吸作用及乙烯生成之影響=Wound Ethylene Production and Wound-induced Respiration Increment by Fruit Tissues of Bitter Gourd (Momordica Charantia L., cv. Moon Shine) |
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作 者 | 郭純德; 蔡平里; | 書刊名 | 宜蘭技術學報 |
卷 期 | 3 1999.12[民88.12] |
頁 次 | 頁49-60 |
分類號 | 435.266 |
關鍵詞 | 苦瓜; 果實; 創傷乙烯; 呼吸率; 碰撞; 切割; 櫥架壽命; Bitter gourd; Momordica charantia L cv moon shine; Fruit; Wound ethylene; Respiratory rate; Impact; Excision; Shelf-life; |
語 文 | 中文(Chinese) |
中文摘要 | 碰撞,誘使‘月華’苦瓜綠熟果實之呼吸率和乙烯生成率,提早大量增加,並導 致瓜果迅速老化劣變;摘除苦的果梗,仍造成瓜果輕微傷害,而略減其櫥架壽命。以刀切割 處理瓜果,會促使創傷乙烯迅速且大量地生成,停期滯僅約2至3小時;且創傷乙烯的產生, 隨切割程度之加重而增加。苦瓜果實的不同組織部分,其呼吸率和乙烯生成速率並不相同; 種子及其周圍組織最高,果皮組織次之,縱切對半果實再次之。就果皮組織而言,內果皮部 分遠較整個果皮組織及中外果皮部分為高。苦瓜果皮組織,經內徑1.1公分打孔器切割成重 約1.2公克之小圓柱,其呼吸率、乙烯生成速率、ACC和MACC含量,在切割後2小時迅 速增加,並於第6小時達到高峰後迅速下降,而EFE活性,則在第6小時明顯增加,第10 小時達到高峰。 |
英文摘要 | Effects of wounding on respiration, ethylene production, ACC and MACC contant, and EFE activity by fruit tissues of Moon Shine' bitter gourd was investigated. Wound ethylene production and wound-induced respiration rate increment of many plant tissues, the same as bitter gourd fruit, can be enhanced by various mechanical damage. Respiratory rate and eylene emanation in the fruit of bitter gourd noticeably increased after impact wounding by dropping, and slightly increased after take off fruit stalk only. A large amount of ethylene was induced in 2-3 hours after excision of fruit. However, the more excision was made, the more ethylene produced. Ethylene production varied in different excised fruit tissues; seed and aril were higher than pericarp and half fruit; endocarp was higher than mesocarp and epicarp, and pericarp. The respiratory rate, ethylene production, ACC and MACC contant, increased remarkably after 2 hours, and reached to its peak after 6 hours when pericarp tissue of mature green fruit was wounded by maeans of slicing into small column of 1.2 gram. meanwhile, the increment in EFE activity and the reach to its peak was found after 6 hours and 10 hours, respectively. |
本系統中英文摘要資訊取自各篇刊載內容。