EFFECTS OF FUT1 AND MUC4 POLYMORPHISMS ON SPERM QUALITY TRAITS OF LANDRACE AND YORKSHIRE PIGS UNDER TROPICAL CONDITIONS IN NORTHERN VIETNAM - D. D. Luc; H. X. Bo; N. H. Thinh; H. Q. Hanh; D. T. Phuong; T. X. Manh; N. V. Hung; V. D. Ton; F. Farnir (Journal of Animal and Plant Sciences, 2022)