Pepper phytophthora blight is a soil-borne disease caused by Phytophthora capsic,which causes devastating losses of pepper(Capsicum annuum)and seriously threatens the sustainable development of pepper industry in China.In order to obtain a safe,efficient and effective biocontrol agent for the prevention of pepper phytophthora blight,a strain of Bacillus velezensis YFB3-1 isolated and identified from the intestinal bacteria of earthworms(Eisenia foetida)was selected as a biocontrol strain,and Phytophthora capsici was used as the target strain.Th...