頁籤選單縮合
題 名 | 哈密瓜產期調節之研究不同節位留果對產期及產量品質之影響=The Influence of Fruit Setting at Different Node on Harvest Time、Yield and Quality of Hami-gua Melon |
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作 者 | 李國明; | 書刊名 | 花蓮區農業改良場研究彙報 |
卷 期 | 17 1999.12[民88.12] |
頁 次 | 頁73-80 |
分類號 | 435.261 |
關鍵詞 | 哈密瓜; 品質; 產期調節; Hami-gua melon; Quality; Adjustment of harvest time; |
語 文 | 中文(Chinese) |
中文摘要 | 哈密瓜為宜蘭地區特產,生產期僅每年的6∼7月間,往往因短時間內市場供應量多,導致價格不穩定,本試驗即依據其開花結果習性在孫蔓著果,利用整枝摘心於不同子蔓節位留孫蔓,待著果後將孫蔓摘心,留孫蔓節位分為(1)第5節位(2)第6節位,(CK),(3)第7節位(4)第8節位,比較其生育、開花及成熟採收之影響,哈密瓜3月5日定植後以處理1始花期4月10日最快,而定植後到開花期所需日數以處理1 (41天)最早,其次處理2 (46天),處理3 (50天),最慢者為處理4 (55天),由開花期到達成熟採收期所需日數,則以處理1及處理2的39∼49天最快,其次為處理3的40∼47天,而以處理4的41∼48天最慢。分析四種不同留果節位對成熟期之影響,自第5節位留果之成熟日期為5月24日開始,延伸到第8節位留果之最晚成熟期為6月16日,其間採收期前後可達23天之久,測定其糖度均可達13.7∼14.6°Brix之間,單果重亦可由處理1的2,441公克到處理4的2,878公克,公頃產量介於37,591公斤到43,314公斤之間,各不同處理間哈密瓜甜度品質及收量表現均屬穩定,果農可自第5節位開始分批留果,直到第8節位,能有效達成產期調節之目的,促使提早及延後採收,延長市場供應期限,穩定供需平衡對生產者及消費者均有利,確實具可行性,值得瓜農採行。 |
英文摘要 | Hami-gua is an unique species of honeydew melon cultivated in I-Ian area. They are harvested once a year from June to July. Owing to the over-supply of this melon during that period, so the market prices were unstable. This study tried to adjust the harvest time by controlling fruit setting on decapitated secondary branch with following fruit setting nodes; (1) 5th nodes, (2) 6th nodes (3) 7th nodes and (4) 8th nodes of the primary branches, respectively. The results showed that number of days from transplantation to flowering for treatments(1), (2), (3), and (4), were 41-, 46-50-, and 55-days, respectively. The number of days from flowering to fruit maturation were 39 to 49 days for treatments (1) and (2), while treatments (3) and (4) were 40 to 47 days and 41 to 48 days, respectively. The harvested duration lasted 23 days from May 24th to June 16th. The latter fruit setting on decapitated secondary branchs at 8th nodes of primary branch got the bigger fruit size (2,878g/fruit) nd higher yield (43,314kg/ha). There were no significant differences on sugar content in furits (13.7-14.6° Brix) within different treatments. The results indicated that days of flowering initiation, fruit setting, and fruit maturation could be shortened or extended by controlling the fruit setting on decapitated secondary branch at different nodes of the primary branch, and therefore we could solve the over-supply productivity problems of Hami-gua melon during the periods of time from June to July. via harvest dates egulation. |
本系統中英文摘要資訊取自各篇刊載內容。