中文摘要：

近年来丁酸盐作为饲用抗生素的替代品，广泛应用于动物生产中。本文就丁酸的生物学功能、几种不同的丁酸产品的特点及其在猪禽生产中的应用作一综述，为实际生产中丁酸产品的应用提供依据。

英文摘要：

In recent years, butyrate products have been deeply applied to animal production as substitutes for feed antibiotic. This paper reviewed biological functions of butyrate, characteristics of different types of buty-rate and their application in pigs and poultry production.