Kozhevnikova Alevtina Grigoryevna
Abstract: The article presents materials on determining the species composition of cicadas in alfalfa fields of Uzbekistan, their nutritional relationships, morphological and biological features.Studies have shown that 96 species of cicadas were found on alfalfa fields, including 82 species in the Ferghana Valley, 64 species in Northern Uzbekistan, 46 species in Zerafshan Valley and 22 species of cicadas in Southern Uzbekistan. From the families Aphrophoridae, Cicadellidae, Delphacidae, Dictyopharidae, Cixiidae, Tettigometridae and Issidae. Of these, 54 species are nutritionally related to agricultural plants.
Keywords: Alfalfa, species composition, pests, cicadas, damage, abundance, agricultural plants, species of cicadas, genital apparatus, polyphages, oligophages