BIOCTILIS is a biological fungicide in liquid formulation whose active ingredient is Bacillus subtillis. This is the first active ingredient used as a biocontrol of soil pathogenic fungi such as Phytophthora, Fusarium, Rhizoctonia, Gaeumannomyces and Thielaviopsis among others, and foliar pathogens such as Colletotrichum, Botrytis. It can also be used for soil improvement.