Supported by the Project of Sichuan Science and Technology Department(2019YJ0673);National Modern Agriculture Industry System/Sichuan Live Pig Innovation Team(SCSZTD-3-007)。
Carotenoids act as precursors of vitamin A,antioxidants,enhancers of immunity,and are thus widely used in food and pharmaceutical industry.Microbial fermentation is one of the most important solutions for production o...