Gene effects and effective gene number on litter size in pig are estimated from the mean and the mean variances of 6 generations including Taihu Pig(P1),Landrace (P2),first cross(F1),second cross(F2),third cross(F3)and back cross(B2).
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- 利用太湖豬(P1)、長(cháng)白豬(P2)、雜交一代(F1)、雜交二代(F2)、雜交三代(F3); 和回交一代(B2)等6個(gè)世代產(chǎn)仔數的材料,分析了豬產(chǎn)仔性狀的基因效應和基因數。