Advancement of strategies of ecological agriculture it is lost in thought without application of biological preparations occupy a separate place among the other biological means for plant protection. The article contains experimental data of biological pest H. cunea development, biological plant protection and, control measures of pests are recommended. This paper reviews the recen applications t of biological preparation Virin ABB-3 -for elimination of H. cunea in laboratory and fi eld conditions. The preparation is based on viruses of nuclear polyhedrosesis and granulose with cumulative and synergetic action. Presently the investigation are being carried out the elaboration of other virus insecticide for control in the systems of integrated plant protection of different agricultural, ornamental and forest crops.