Study on the breed characteristics, biological features and adaptation to environment of Hezuo grazing type swine was carried out and its relationship with ecological environment was probed as well.

• 摘要对放牧型合作猪品种特性及其生物学特性和生态环境适应性进行研究，并探讨了放牧型合作猪品种形成与生态环境的关系。