Zhuravskiy V. Pests of spring rape and tachniques to control their population in the Forest-Steppe in Ukraine.

. The objects of research - spring rape, malicious and useful entomofauna, insecticides. The aim - to improve the protection system spring rape against pestsbased on their biological features and technology of growing cultures in the steppe of Ukraine. Methods: laboratory, laboratory and field, field of mathematics andstatistics. The scientific novelty – clarified the species composition of malware and useful entomokompleksa agrobiocenosis spring rape in forest-steppe of Ukraine. Identified 34 species of phytophagous insects from 15 families, among which the most malicious identified Phyllotreta L., Meligethes aenues F, Ceuthorrhynchus assimilis Payk.. Studied the biology of the dominant species of herbivores, theirharmfulness and seasonal population dynamics, depending on the abiotic factors. Determined the species composition of rapeseed karabidofauny agrobiocenosis. Proved and perfected the system of protection against pests of spring rapegatherings and generative organs. Industry sectors - agriculture, plant protection. Field of application – agriculture, plant protection.