Phytosanitary state of sunflower crops and measures of protection from harmful organisms

The results of phytosanitary monitoring of sunflower crops and studying of several agrotechnical and chemical measures, which contribute to reduce the damage caused by harmful organisms, are shown. It was proved, that optimal time of sowing help to obtain stable yields. The obtained results of the use of presowing seed disinfection favour the increase of economic efficiency, where profitability makes 740 %. The principal measures which are used to achieve stable yields are stated in conclusion.