Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) SHOJO Masayuki and IWAISAKI Hiroaki,Selection Differentials of Component Traits in Truncation Selection for a Proportion-Defined Trait,Nihon Chikusan Gakkaiho,1346907X,Japanese Society of Animal Science,1999,70,3,113-117,https://cir.nii.ac.jp/crid/1390282680173328512,https://doi.org/10.2508/chikusan.70.113