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年度 2013 果樹研究團隊-優質番木瓜品種選育、採種及栽培技術改進 Good quality varieties selection and improvement the technology ofcultivation and seed production on papaya 102農科-9.2.2-種-X1 102AS -9.2.2-SS-X1 屏東種苗中心 Pingtung Seed & Seeding Research Center 邱展台 Chan-Tai Chiu 本年度擬進行優良耐儲運品系f6選拔,進行雜交,供選拔優良組合進行後續品系比較試驗。另種植果皮光滑,生理性斑點少之品系與全兩性株品系之雜交第三代,供下年度分離選拔具全兩特果皮光滑品系。以優良純系利用秋水仙素誘導產生四倍體品系,再與2倍體雜交產生3倍體雜教交一代品系,供後續觀察,藉以育成雜交一代無子籽的番木瓜品種。耐儲運品系選育,以引進自東南亞的品系與本場育成之品系為雜交,經6代選拔之選拔純化,共選出14個品系,14個品系均為紅色果肉,果重412-758公克,果長13-18.8公分,多為西洋梨形之中小型果,果實總可溶性物11.9-14 % Brix ,以102-I-31、102-I-44、102-I-51等3品系之果肉硬度較高,102-I-18、102-I-28、102-I-36品系之果肉較軟。果皮光滑品系選育系以Golden為親本,其雜交一代的果皮生理性斑點仍相當多,經第3代分離,共選出12株果皮較光滑的特性。著果數47-141粒果重302-951公克,總可溶性固形物10.9-14.5 % % rix,果實品質優良。4倍體的植株,無法產生花粉,雜交只收穫1果實,但無種子,經自交授粉亦只收穫1果,獲得少許種子,這些種子已完成播種,在檢查染色體數目後,再行定植。 The objectives of this study are planting good resistance to storage and transportation lines
計畫名稱_中文 hybrids
計畫名稱_英文 for selecting good combinations for subsequent .comparison test. Plant Peel smooth
計畫編號_中文 physiological spotted little of all hermaphrodite strain providing isolation and selection for next year. Tetraploid plants were induced by colchicines
計畫編號_英文 then crossed with diploid plant to produce hybrid triploid plants. Charactersof F1 hybrid variety triploid plants will be observed.Breeding program of resistance to storage and transportation was conducted with introduce strains from Southeast Asia. Through 6 generations
主辦單位_中文 segregation and purification
主辦單位_英文 14 lines were obtained. All 14 strains are red pulp
主辦人_中文 medium sized fruit of the pear-shaped
主辦人_英文 high sweetness. Four lines’s fruit have higher firmness and the flesh softens speed slower than the sunrise and the Tainoun No2. Peel smooth breeding utilize Golden for the parents
中文摘要 after separation of the 3nd generation
英文摘要 were elected the 12 line of Peel smooth characteristic