Ruihong ZhangRuihong Zhang is a Professor in the Department of Biological and Agricultural Engineering at the University of California, Davis. Professor Zhang studies the treatment of agricultural and food wastes for pollution prevention and resource utilization,as well as environmental quality control for animal and human environments. She also researches biological, physical, and chemical processing techniques for organic waste conversion and nutrient management and control of gaseous and particulate emissions from animal houses and food processing facilities. Read More Read Less