TY - RPRT TI - Type trait (co)variance components for five dairy breeds. AU - G R Wiggans AU - N Gengler AU - J R Wright PY - 2004 DO - 10.3168/jds.s0022-0302(04)70054-5 UR - https://pubmed.ncbi.nlm.nih.gov/15328248/ ID - 15328248 ER -