UNIQUE DEVELOPMENT BY ARIGPP OF A COMPOSITE PREPARATION FOR PRESERVING GRAIN AGAINST INSECTS AND MITES
The results of the experimental investigations of the mortality of the adults of six harmful species of beetles on the wheat grain treated with a biinsectiсide in the form of the concentrate of emulsion with the content 400 g/l of pirimiphos-methyl + 10 g/l bifenthrin are described. Period of the overall protection of grain from the infestation with Laemophloeus ferrugineus Steph., Rhizopertha dominica F., Sitophilus oryzae L., Oryzaephilus surinamensis L., Sitophilus granarius L. and Tribolium confusum Duv. comprised respectively (in months): with the dosage of 2 ml/t - 12, 4, 1, 1, 1 and 0; with 3 ml/t - 12, 9, 4, 2, 2 and 1; with 4 ml/t - 12, 9, 8, 7, 2 and 1; with 6 ml/t - 12, 12, 12, 12, 8 and 1; and with 8 ml/t - 12, 12, 12, 12, 12 and 3.