Fuente: WIPO "tomato" The invention relates to a composition comprising a free enzyme selected from collagenase, β-1,4-glucanase and β-1,3(4)-glucanase and a 2nd active ingredient (ai), wherein the 2nd ai is a pesticide. The invention further relates to a method for protecting a plant and/or plant part and/or soil against a pest and/or treating a plant and/or plant part and/or soil affected by a pest, comprising providing said free enzyme and optionally 2nd ai. The invention further relates to a use of a free enzyme for enhancing the activity of a 2nd ai, and a use of free enzyme and a 2nd ai.