Abstract: In order to further improve safety management system of emerging agricultural science practical teaching, taking Agricultural Experimental Base of Jilin University as an example, application path of PDCA theory was elaborated．A comprehensive analysis and experience sharing were conducted around practical significance of practical teaching in new agricultural sciences, introduction of PDCA theory, and application of PDCA theory in safety management in practical teaching in emerging agricultural science, with a view to provide assistance in promoting development of practical teaching in emerging agricultural sciences and progress of safety management in China．