頁籤選單縮合
題 名 | 生長調節劑對盆栽秋石斛蘭矮化及開花之影響=Effects of Growth Regulators on the Growth and Flower Quality of Dendrobium |
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作 者 | 林純瑛; | 書刊名 | 花蓮區農業改良場研究彙報 |
卷 期 | 18 2000.06[民89.06] |
頁 次 | 頁33-43 |
分類號 | 435.13 |
關鍵詞 | 生長調節劑; 秋石斛蘭盆花; 矮化; 開花; Growth regulators; Pot of dendrobium phalaenopsis; Dwarf; Flower; |
語 文 | 中文(Chinese) |
中文摘要 | 為探討生長調節劑對盆栽秋石斛蘭矮化及開花之影響,於85年5-7月以不同濃度生長調節劑噴灌處理於25-30cm高之秋石斛蘭夏威夷一號品種(Dendrobium phalaenopsis' Hawaiin Beauty NO.1'),生長調節劑為Ethrel(益收)100、300、500、700 ppm; Paclobutrazol (PP333) 12.5、25、50ppm; Chlormequat (CCC)1,000、2,000、4,000 ppm; Sodium 1-Naphthalene acetic acid (SNA) 10、30、50ppm等。試驗結果得知施用Ethrel 700 ppm、CCC 4,000ppm、SNA 30及50 ppm可使秋石斛蘭夏威夷一號品種植株矮化、生長勢減緩、葉寬減小、花梗變短、花朵數減少等效果,但花梗數、花形及花色澤等均不受其影響。其中以SNA 30 ppm矮化效果佳,對開花品質影響小,為盆栽秋石斛蘭矮化之理想藥劑,謹提供蘭花之學術研究及生產應用參考。 |
英文摘要 | Experiments were conducted to study the effect of growth retardants on the growth performance of Dendrobium. The chemicals were given by foliage spraying and drenching on the new buds (about 30cm height), or on whole plants of pot-grown D.phalaenopsis' Hawaiin Beauty No.1'. Four kinds of growth retardants were investagated, which including: (1) Ethrel (ethephon) (100, 300, 500, 700, 1000, 1500, 2000ppm) (2) PP333 (paclobutrazol) (12.5, 25, 50ppm) (3) CCC (chlormequat) (1000, 2000, 4000ppm) (4) SNA (Sodium 1-Naphthalene acetic acid (10, 30, 50ppm). The experiments were carried out during May and July in 1995 and 1996, respectively.Results have showed that the treatments of Ethrel (700ppm), CCC (4000ppm) and SNA (30 and 50 ppm) reduced plant height, leaf width, flower stalk length and flower numbers. The higher concentration the more flower abortion. However, the flower size,number of flower stalk and flower shape were not influenced.The treatment of SNA 30 ppm caused less influance on flower quality and kept well appearance, that was recommonded as a good protocol for pot-Dendrobium cutivation. |
本系統中英文摘要資訊取自各篇刊載內容。