Gupta, Vinod K., Division of Animal Reproduction, Gynaecology and Obstetrics, Artificial Breeding Research Centre, ICAR-National Dairy Research Institute, Karnal-132001, India.

• The Indian Journal of Veterinary Sciences and Biotechnology Vol 17 No 02 (2021): The Indian Journal of Veterinary Sciences and Biotechnology - Research Article
  Selection of Heifers and Breeding Bulls for Reducing Calving Difficulties in the First Calvers: An Overview
  Abstract