頁籤選單縮合
題 名 | 豬的膚色遺傳:桃園種與杜洛克雜交的結果=Inheritance of Coat Color in Swine: Results of Taoyuan by Duroc Crosses |
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作 者 | 顏念慈; 鄭裕信; 戴謙; 黃木秋; | 書刊名 | 畜產研究 |
卷 期 | 32:4 1999.12[民88.12] |
頁 次 | 頁229-304 |
分類號 | 437.653 |
關鍵詞 | 豬; 膚色; 桃園種; 杜洛克; Swine; Coat color; Taoyuan; Duroc; |
語 文 | 中文(Chinese) |
中文摘要 | 本試驗的目的是調查桃園種(Taoyuan,T)與杜洛克(Duroc,D)各種配種型態產生後 代之億色分離情形,並以矯正之卡方測定進行遺傳分離適合度檢定,以瞭解桃園種全黑色膚 色的基因與杜洛克全紅色膚色基因有無顯隱性關係。膚色調查于仔豬四月齡時進行,記載時 分為全黑色及全紅色兩種,全身膚色為黑色或黑灰色記載為全黑色,膚色由紅棕色至暗紅色 記載為全紅色。 膚色分離調查結果, T 與 D 雜交所產生的雜交一代 (F �� )TD(T ♀× D ♂ ) 及 DT(D ♀× T ♂ ) 仔豬,其膚色皆為全黑色。 F �竣膝壑洵菪瘞t所產生的雜交二 代 (F �� ),其膚色為全黑色仔豬有 113 頭,全紅色有 44 頭。將 F �竣k豬再配杜洛克公 豬所產生的後代 TDD(TD ♀× D ♂ ) 及 DTD(DT ♀× D ♂ ) 仔豬,其膚色為全黑色及全 紅色者,分別為 644 及 676 頭。 TDD 或 DTD 全黑色豬隻公母互相交配所產生的後代,其 膚色分離為全黑色 381 頭,全紅色 143 頭。依據本試驗各種配種型態所產生之含桃園種和 杜洛克血統後裔豬隻膚色調查實測值,假設全黑色膚色對全紅色膚色顯性,以矯正的卡方分 佈進行遺傳分離適合度測定,所有χ�揚�皆與理論值相符,顯示桃園種全黑色膚色的基因與 杜洛克全紅色膚色基因有顯隱性關係,且位於體染色體上。 |
英文摘要 | The purposes of this experiment were to investigate the segregation of coat color in swine at various matings between Taoyuan (T) and Duroc (D), and to understand whether uniform black coat color of T was dominant to uniform red color of D. Coat colors were investigated in four-month old pigs. If the coat colors were black and gray, then the classification of coat color was uniform black. If coat colors were brown and dark red, then the classification of coat color was uniform red. The adjusted Chi-square (χ�� ) test was used to determine the goodness of fit for Mendel's law of segregation. The results were as follows: 1. Coat color in all of F �� generation, TD (T ♀× D ♂ ) and DT (D ♀× T ♂ ) pigs, were uniform black. 2. F �� generation, TD AD ♀× TD ♂, TD ♀× DT ♂, DT ♀× TD ♂,DT ♀× DT ♂, contained 113 uniform black color pigs and 44 uniform red color pigs. 3. TD and DT sows, which were mated with Duroc boars, produced a total of 1,320 TDD (TD ♀× D ♂ ) and DTD (DT ♀× D ♂ ) progenies. There were 644 uniform black color pigs and 676 uniform red color pigs. 4. Pigs of TDD and DTD with uniform black coat color were intercrossed to produce 381 uniform black and 143 uniform red offsprings. 5. The values of adjusted χ�� test on the goodness of fit for Mendel's segregation law of all mating were a good fit (p>0.25). This result indicated that the gene of uniform black coat color of T was dominant to uniform red color of D, which was in the autosome. |
本系統中英文摘要資訊取自各篇刊載內容。