FIELD: agriculture.SUBSTANCE: invention relates to agriculture and can be used in the cultivation of corn. Method of increasing the yield of corn involves the treatment of corn plants in the phase of 2–4 leaves and in the phase of 5-6 leaves of 4-methyl-2-chloro-6-{[1-methyl-4-(nitrobenzylidene)]hydrazino}nicotinonitrile in an amount of 30 g/ha.EFFECT: method for increasing the yield of corn has been proposed.1 cl, 1 tbl