AUTHOR=Wang Jingjing , Zhao Chang'e , Chen Silin 

TITLE=Analysis of convergence trends and driving factors of environmental efficiency of pig farming in China

JOURNAL=Frontiers in Sustainable Food Systems

VOLUME=9

YEAR=2025

URL=https://www.frontiersin.org/journals/sustainable-food-systems/articles/10.3389/fsufs.2025.1467378

DOI=10.3389/fsufs.2025.1467378

ISSN=2571-581X