Eco-77® is a biological fungicide that contains Trichoderma atroviride, a fungal inoculant for the protection of pruning wounds. It is registered for use on grape vines against Eutypa and against Botrytis on table grapes, as well as greenhouse and tunnel tomatoes, cucumbers and onions. It grows and colonizes the surfaces of wounds and helps combat pathogens that cause dieback and Botrytis.