Whole-Genome Resequencing of 299 Large White Pigs Identifies RASAL2 as a Candidate Gene for Feed Efficiency Traits.
Feed efficiency is a core economic trait in pig breeding, with feed costs accounting for 60%-70% of total production expenses. Deciphering its genetic basis is critical for precise molecular breeding and the development of grain-saving pig breeds. However, most existing studies rely on SNP arrays, which cannot capture...