Abstract
The article presents the results of phytosanitary monitoring and protective measures against thrips pests on spring wheat crops in the conditions of "North Kazakhstan agricultural experiment station" LLP.In 2019-2020, wheat thrips were the most common and main pest on spring wheat agrocenoses (Haplothrips tritici Kurd.).Each of the four identified types of wheat thrips were found in more than 80% of the surveyed areas.Also, the article describes the biology of the pest development, its features in the conditions of Northern Kazakhstan.The harmfulness of the main phytophagewheat thrips on promising varieties of spring Тенденции развития науки и образования wheat, as well as their resistance to the studied harmful object, was established.The role of biotic factors and nutritional activity of the main entomophages of wheat thrips was studied.The results on the effectiveness of pesticide treatments against the pest are presented and an assessment of the General phytosanitary situation in wheat agrocenoses is given. Key words: spring wheat,