FIELD: organic chemistry, fungicides. SUBSTANCE: invention describes a novel fungicide agent containing a single derivative of valine amide of the general formula (I) 
where R1 is a isopropyl-group or a sec.-butyl-group and R2 is chlorine atom, methyl, ethyl or a methoxy-group. Agent has additionally the compound of the formula (II)-(XX1) indicated in point 1 of the invention claim or copper oxychloride taken in the weight ratio of compound (I) to compound (II), or compound (III), or copper oxychloride = 1: (1-100). This agent can contain also the special additions and can be used for control of fungi by treatment of useful plants with a single derivative of the above indicated formula (I) and additionally with compound of the formula (II)-(XX1) or copper oxychloride being derivative of valine amide of the formula (I) and compound of the above indicated formulas or copper oxychloride are used in weight ratio = 1:(1-100) and taken in effective doses. EFFECT: enhanced fungicide activity, low consumption of agent. 45 cl, 3 tbl
