crossrefVeterinary Sciences2026-04-22
Study on Early Pregnancy Diagnosis of Sows Based on Body Fluid Metabolite Detection Combined with Machine Learning Models
Yun Feng, Ruonan Gao, Wengang Yang, Huiwen Lu, Weizeng Sun, Yun Zhang, et al.
The conventional window for ultrasonic pregnancy diagnosis in sows is 22–25 days post-insemination, which often results in missed opportunities for the optimal re-insemination of non-pregnant sows and elevated production costs. This present study aimed to establish an early pregn…