5 results for “Yuriy A. Fedorov”

InvestigationOpen accessIn the author namesClostridia in Commercial Fish of the Azov and Black Seas and in Aquaculture Facilities in the Southern Region of RussiaYuriy Aleksandrovich Fedorov, Marina Aleksandrovna Morozova, Roman Gennad'yevich TrubnikThe paper presents studies on the infection with clostridia of fish with skin lesions and ulcers on the surface of the body. The objects of study were syrman goby from the eastern part of the Taganrog Bay of the Sea of Azov, turbot from the shelf zone of the north-eastern Black Sea and carps reared under aquaculture conditions. Using an … …OnLine Journal of Biological Sciences, Vol. 19, Issue 1 · 1 Feb 2019 · 7,873 accessesView PDF Cite

InvestigationOpen accessIn the author namesRecovered Gases and Bacteria from the Clostridium Genus as Ecological Condition Indicators of Bottom Sediments of the Eastern Donbass Small RiversRoman Gennad'yevich Trubnik, Yuriy Aleksandrovich Fedorov, Ludmila Anatol'yevna NedosekaThe results of determination of methane, total hydrogen sulfide and sulfite reducing clostridia in bottom sediments of small rivers and reservoirs of the Eastern Donbass are presented. The horizontal and vertical distribution of levels of reduced gases in bottom sediments is analyzed. The ecological condition of the bottom sediments was estimated by the clostridia titer and the methane index. The … …OnLine Journal of Biological Sciences, Vol. 17, Issue 3 · 27 Jul 2017 · 7,105 accessesView PDF Cite

Research ArticleOpen accessIn the author namesSpecific Features of the Accumulation and Distribution of Heavy Metals in Soils of the Floodplain and Deltaic Landscapes of the Don RiverTatiana M. Minkina, Dina G. Nevidomskaya, Yuriy A. Fedorov et al.The purpose of this work was to study specific features of the accumulation and distribution of the total content and mobile forms of Heavy Metals (HM) in soils of the estuarine ecosystems of the floodplain and deltaic landscapes of the Don River. The results allowed us to detect regional specific features in the formation of HM compounds in floodplain soils … …American Journal of Applied Sciences, Vol. 12, Issue 11 · 19 Nov 2015 · 6,593 accessesView PDF Cite