Fecha de publicación: -- Fuente: WIPO "tomato" The present invention relates to the field of agricultural fungicides, and discloses a compound with fungicidal activity, a fungicide composition and a preparation using the compound as an active ingredient, and a use thereof. The fungicidal composition comprises: an agrochemical effective amount of Tolfenpyrad and an agrochemical effective amount of Propamocarb. The fungicidal composition in the present invention can achieve a remarkable prevention and control effect against cucumber downy mildew.