INCREASING THE ACTIVITY OF β-GLUCOSIDASE ENZYME USED IN INDIGO OBTAINING FROM INDIGOFERA TINCTORIA L
Indigo dye is one of the dyes that has been used since ancient times and has maintained its importance to this day. Currently, indigo is obtained synthetically and from natural sources. Synthesis of indigo uses non-renewable resources, hurting the environment. This encourages research to improve...

Actual problems of Natural Sciences / 2024 / January

Eshchanov Khushnudbek Odilbekovich, Yakubov Gayrat Kuvandikovich, Zaripova Oydin, Niyazmetov Azamat Rahmatjonovich

Volume 8 | Issue 1

3 January 2024, 21:50

Preview Download (806.53 Kb) (0)
SYNTHESIS AND STRUCTURE OF HETEROMETALLIC POLYNUCLEAR COORDINATION COMPOUND BASED ON COPPER (II) FORMAT AND MANGANESE (II) METACHRESOXYACETATE
This article presents the method of synthesizing a heterometallic polynuclear coordination compound based on copper (II) formate and manganese (II) methacresoxyacetate and the results of X-ray phase analysis in order to determine its structure. The results obtained from the X-ray phase analysis...

Actual problems of Natural Sciences / 2024 / January

Yakhshimuratov Murodjon Rajapboy ugli, Khasanov Shodlik Bekpulatovich, Khudoyberganov Oybek Ikromovich, Abdullayeva Zubayda Shavkatovna, Khallokov Farhod Karimovich

Volume 8 | Issue 1

3 January 2024, 21:50

Preview Download (839.99 Kb) (0)
CHECKLIST OF INSECT PESTS OF ONION OF THE NORTH-WESTERN REGION OF UZBEKISTAN
This article provides a checklist of onion pest insects. There are 8 order, 28 families, and 62 species belonging to 48 genera. The species belonging to the Noctuidae family (11 genera and 14 species) were recorded the most common and following families also are recorded Chrysomelidae,...

Actual problems of Natural Sciences / 2024 / January

Jumanazarov Xasanbay, Iskandarov Abdulla, Abdullaev Ikram

Volume 8 | Issue 1

3 January 2024, 21:50

Preview Download (894.17 Kb) (0)
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....

Actual problems of Natural Sciences / 2023 / January

Tanirbergenova G. S, Seytova N.J, Daulbаеva К.K.

Volume 7 | Issue 1

3 January 2023, 21:50

Preview Download (528.34 Kb) (1)
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...

Actual problems of Natural Sciences / 2023 / January

Shodiev Hamza Ruzikulovich

Volume 7 | Issue 1

3 January 2023, 21:50

Preview Download (836.89 Kb) (1)
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...

Actual problems of Natural Sciences / 2023 / January

Sharipova Lobar Akramovna, Khudoyberganov Oybek Ikromovich, Ibragimova Mavluda Ruzmetovna, Azizov Tokhir Azizovich

Volume 7 | Issue 1

3 January 2023, 21:50

Preview Download (555.92 Kb) (1)
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,...

Actual problems of Natural Sciences / 2023 / January

Avezov Sattarbergan Atabaevich, Gulimmatov Ikrom Bakhtiyarovich, Normetov Suhrob Muhiddin ogli

Volume 7 | Issue 1

3 January 2023, 21:50

Preview Download (831.46 Kb) (1)
IMPACT OF RADON ON THE HUMAN BODY AND HEALTH THREATS
The analysis of the literature data on the nature of Radon, about its physical and chemical properties is carried out. The danger of Radon is presented for a person from the point of view of medicine. The ways to reduce its danger are listed. At the same time, the literature data are presented in...

Actual problems of Mathematics, Physics and Mecanics / 2023 / January

Karataeva Saodat Bobirxonovna, Sardorkhon Avazkhonovich Saidkhanov, Rano Bobirxonovna Fozilova

Volume 7 | Issue 1

3 January 2023, 21:50

Preview Download (585.7 Kb) (1)
INFORMATION SECURITY OF SOCIETY AS A CURRENT PROBLEM (BASED ON EXPERIMENTAL TEST RESULTS)
The discovery of new technologies has revealed the problem of human and society security in the field of information. The experimental work carried out on the socio-philosophical analysis of information and information security was carried out at a high level and analyzed in the article. Within the...

Actual problems of history, philosophy and sociology / 2023 / January

Biyimbetov Jaksilik Kilishbayevich

Volume 7 | Issue 1

3 January 2023, 21:50

Preview Download (621.12 Kb) (1)
CREATION OF FABRICS AND PRODUCTS OF FUNCTIONAL PURPOSE FROM LOCAL BASALT FIBER
There are described the possibilities of creating unconventional materials, targeted functional paintings, and value-added products through the use of basalt raw materials in this article....

Actual problems in modern technical sciences / 2023 / January

Matchonova Nargiz Nortoevna, Abbazov Ilkhom Zapirovich

Volume 7 | Issue 1

3 January 2023, 21:50

Preview Download (566.3 Kb) (1)
1 2 3 4 5 6 7 8 9 10 ... 27