Abstract

The article provides data on the fauna of phytonematodes in the root soil and the root system of the walnut in the conditions of the Surkhandarya region of Uzbekistan. As a result of the research, 76 species of plant nematodes belonging to 46 genera, 30 families, 9 orders and 2 subclasses were identified. The results of the study show that species of the orders Tylenchida and Rhabditida prevail on the walnut. Among which the most numerous were two species of saprobionts Rhabditis brevispina, Rh.filiformis and Meloidogune incognita, a dangerous walnut parasite.

Keywords
walnut phytonematodes fauna root soil root system