Actual problems of Mathematics, Physics and Mecanics
Actual problems in modern technical sciences
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Actual problems of Natural Sciences
ANALYSIS OF THE CHEMICAL COMPOSITION OF MONGOLIAN CISTANCHE - CISTANCHE MONGOLIKA (G. BECK)
Cistanche (Orobanchaceae) species are perennial parasitic plants, mainly distributed in arid and hot deserts. Cistanche plants are called “Desert ginseng”....
3 February 2023, 21:50
ECOLOGICAL FEATURES NEAR-WATERS ROVE BEETLES (COLEOPTERA, STAPHYLINIDAE) SOUTHERN ARAL SEA
The article presents the species of supralittoral rove beetles (Coleoptera, Staphylinidae) of the Southern Aral Sea region. The ecological features and biotopic distribution of these species were studied. The supralittoral mesofauna is dominated by representatives of the Oxytelinae subfamily....
3 January 2023, 21:50
THE METHOD OF ORGANIZING STUDENTS' INDEPENDENT LEARNING OF GEOGRAPHICAL SCIENCES
this article describes the theoretical information on the organization of independent education of students. Also, the structure of independent education of students in geography is presented. Experiments were carried out to determine the efficiency of the proposed structure, and its efficiency was...
3 January 2023, 21:50
IR-SPECTROSCOPIC AND THERMAL ANALYSIS OF THE COORDINATION COMPOUNDS OF ZINC NITRATE WITH THIOUREA, BENZAMIDE AND BENZOIC ACID
Complex compounds of zinc nitrate with thiourea, benzamide and benzoic acid were synthesized. The advantages of the mechanochemical method, the optimal conditions of synthesis are presented. By means of IR-spectroscopy and differential thermal analysis methods, ligands and the complex compound...
3 January 2023, 21:50
UNIQUE TERRITORIAL FEATURES OF KHOREZM REGION'S URBANIZATION PROCESSES
In this scientific study, the dynamics of urbanization processes on a global scale and in Uzbekistan was studied based on statistical sources. Territorial aspects of the development of urbanization processes in Khorezm region were analyzed on the basis of statistical data using systematic analysis,...
3 January 2023, 21:50
IMPACT OF SURFACE WATER ON THE DEVELOPMENT OF SERVICE NETWORKS OF SYRDARYA REGION
This article covers the natural conditions of Syrdarya region as well as aspects of the use of surface water for recreational purposes. The economic state of surface waters in the development of service networks, necessity for the economic and social development of the territory, is scientifically...
3 December 2022, 21:50
TECHNOGENIC ACTIVITY OF PEOPLE-NEGATIVE IMPACT ON NATURE
We are talking about the global nature of the environmental problem of our time. One of the most acute problems of our time has been studied - the problem of the Aral Sea and the Aral Sea region, where anthropogenic pressure on nature has not only reached a critical point, but also gone beyond...
3 November 2022, 21:50
TERMITE INFESTATION IN HISTORICAL BUILDINGS JUMA MOSQUE IN ICHAN-KALA OF CITY KHIVA (UZBEKISTAN)
According to the results of monitoring carried out in Khiva Ichan Castle State Museum Reserve and Khiva city, wooden columns are damaged mainly by the following two features: mechanical damage (bending, bending, cracks, etc.) and biological damage (insects, termites mold, etc.). The majority of the...
3 October 2022, 21:50
PROMISING COTTON VARIETY “KHURMA”
This article provides information about the valuable economic character of the new, early ripening, high yielding, resistant to various diseases and pests, promising variety of cotton "Khurma” with fiber type IV and V, which is adapted to the soil and climatic conditions of Khorezm region....
3 August 2022, 21:50
DETERMINATION OF THE COMPLEX OF AMIDO BLACK 10B DYE WITH LEAD (II) ION ON IMMOBILIZED FIBER
This article presents a description of the method of obtaining a new acidic dye compound and sorption-spectroscopic detection of the metal ion in the immobilized fiber through the ligand complex of Pb (II) ion from heavy metals with an azo acid dye - Amido Black 10B. The properties of the ligand...
3 August 2022, 21:50