College of Animal Science and Veterinary Medicine,Henan Agricultural University;
Modern Experimental Technique and Managing Center,Henan Agricultural University;
Shangqiu Animal Disease Prevention and Control Center;
Henan General Station of Animal Husbandry;
College of Henan Agricultural Vocation;
Henan Breeding Cattle Genetic Performance Test Center;
Kaifeng Animal Husbandry Work Station;
Dual-purpose cattle; Hybridization and improvement; Growth performance; Production performance; Milk quality;