Actual problems of Mathematics, Physics and Mecanics
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Actual problems of Natural Sciences
QUАLITY АND ECОLОGICАL STАBILITY ОF WАTER RESERVОIRS ОF KHОRАZM REGIОN
This study аassesses the wаter quаlity аnd ecоlоgicаl stаbility оf wаter reservоirs in the Khоrezm regiоn, cоnsidering аnthrоpоgenic impаcts аnd climаtic fаctоrs. The methоdоlоgy invоlved field sаmpling оf wаter frоm mаjоr nаturаl аnd аrtificiаl reservоirs, lаbоrаtоry аnаlysis оf physicоchemicаl...
3 May 2025, 21:50
THE EFFECTS OF ULTRASOUND ON BLOOD VESSELS AND BLOOD CELLS
Ultrasound (US) with a frequency above 20 kHz is an important tool for medical diagnostics and therapy, especially in the study and treatment of diseases of the circulatory system. Based on an analysis of modern research, this article summarizes the biological effects of ultrasound on blood...
3 May 2025, 21:50
THE EFFECT OF PS-5 AND PLANTAGIN COMPOUNDS ON THE ATPSENSITIVE POTASSIUM CHANNEL IN THE MITOCHONDRIAL MEMBRANE
In this article, the effects of tannins isolated from Rhus glabra and Plantago major on the activity of the ATP-dependent potassium channel in rat liver mitochondria were evaluated. The results showed that these compounds were able to activate the mitoKATP channel even in the presence of its...
3 April 2025, 21:50
CHECKLIST OF THE LYCOSIDAE OF UZBEKISTAN
This article presents an updated list of spiders (Arachnida: Araneae: Lycosidae) found in Uzbekistan. This revised list of the Lycosidae family is based on taxonomic and evolutionary literature, as well as the research conducted by the authors. This comprehensive list of the Lycosidae family...
3 April 2025, 21:50
CREATION OF DESERT AGROPHYTOCENOSES ON THE DRIED BOTTOM OF THE ARAL SEA
The aim of this study was to develop the most effective methods for establishing desert pasture ecosystems on afforestation-suitable bottom sediments of the dried Aral Sea bed and to select desert forage plants to enhance pasture productivity. It was established that when using focal,...
3 March 2025, 21:50
CREATION OF A WATER CADASTRE GEOPORTAL FOR THE KASHKADARYA REGION BASED ON GIS TECHNOLOGIES
This scientific article presents the results of research on improving tools for processing and analyzing geospatial data, the implementation of information and communication technologies in water cadastre management and the use of water resources, as well as the development of a water cadastre...
3 March 2025, 21:50
STUDY OF THE THERMOGRAVIMETRIC PROPERTIES OF THE SCHIFF BASE BASED ON CHITOSAN APIS MELLIFERA WITH GLUTARALDEHYDE
This paper presents the results of studies on the thermogravimetric properties of chitosan and its Schiff bases. The authors investigated the structure of the Schiff base (Xz-G) using molecular modeling in the HyperChem 8.0 program. The observed thermal phenomena provide insight into the stability...
3 March 2025, 21:50
ANALYSIS OF THE IMPACT OF NEGATIVE ENVIRONMENTAL FACTORS ON PUBLIC HEALTH IN THE REPUBLIC OF KARAKALPAKSTAN
The article is devoted to the analysis of negative environmental factors on the level of general morbidity of the population of Karakalpakstan. In the article, the results obtained are explained by the general patterns of environmental influence on the health of the population in the...
3 February 2025, 21:50
GRAIN QUALITY INDICATORS OF WINTER SOFT WHEAT
In this article, the grain quality of 21 winter soft wheat varieties at the Khorezm Experimental Station of the Scientific Research Institute of Cereals and Legumes was studied in laboratory experiments. In the soil-climatic conditions of the Khorezm region, it is possible to obtain high-quality...
3 February 2025, 21:50
ANTIBACTERIAL ACTIVITY OF ALCOHOL EXTRACTS OF ALHAGI PSEUDALHAGI
Alhagi is a genus of Old-World plants in the family Fabaceae. They are commonly called camelthorns or manna trees. There are four accepted species, which range from northern Africa and Greece through western and central Asia to India and northern China. Extracts from the above-ground part of camel...
3 February 2025, 21:50