The California Department of Pesticide Regulation has registered Quadris Top fungicide from Greensboro, N.C.-based Syngenta Crop Protection for use on potatoes and tomatoes.

The fungicide contains the active ingredients azoxystrobin, a strobilurin, and difenoconazole, a triazole, according to a news release.

The difenoconazole offers rainfastness and rapid uptake with translaminar movement. The azoxystrobin provides xylem-mobile movement.