Биологические науки список научных статей
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Орнитологические сборы препаратора И.Г.Вознесенского (1816-1871) в Академической экспедиции (1839-1849)2024 / Сергей Николаевич Баккал
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Фенология весеннего появления овсянковых птиц Emberizidae в центральной и южной частях Буреинского нагорья2024 / Марат Фаридович Бисеров
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Встреча снегиря Pyrrhula pyrrhula с билатеральной гинандроморфией2024 / Павел Николаевич Амосов, Ксения Станиславовна Семенова
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Новейшие изменения в авифауне южного Беломорья2024 / Ирина Владимировна Покровская, Альберт Владимирович Брагин
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О статусе крапивника Troglodytes troglodytes и снегиря Pyrrhula pyrrhula в Окском заповеднике2024 / Виктор Павлович Иванчев
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Новые встречи редких околоводных птиц в Байкало-Ленском заповеднике2024 / Наталья Михайловна Оловянникова
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Из наблюдений над животным миром на Южном берегу Крыма в суровую зиму 1953/54 года2024 / Д. Я. Беренбейм, Б. А. Перов
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Птицы трансформированных ландшафтов северной тайги Западной Сибири2024 / Александр Александрович Емцев
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THE ISSUES OF STUDYING AND PRESERVING THE ARCHAEOLOGICAL MONUMENTS OF THE KUSHAN PERIOD IN THE OLD TERMEZ
In this article, the history and description of the related archaeological monuments of Karatepa and Fayaz-tepa, located in the territory of Old Termiz, as well as quotes from the conclusions of the scientific research of well-known archaeologists are presented. The issues of conservation and...
2024 / Abdurahmonov Azamat Ostanakulovich -
THE COMPOSITION AND PROPERTIES OF GLAUCONITE SANDS AND NODULAR PHOSPHORITES OF KARAKALPAKSTAN AND THE PRODUCTION OF FERTILIZERS BASED ON THEM
The article presents the physical and mechanical characteristics and chemical composition of the initial raw materials – glauconite sand and nodular phosphorites of the Krantau, Khojakul, Beshtyu be and Sultan-Uizdag deposits. The methods of determining the chemical composition and commercial...
2023 / Bauatdinov S., Bauatdinov T.S., Toreshova N.M. -
SYNTHESIS AND STUDY OF THE PROCESSES OF BIOCHEMICAL ACTION OF THE COORDINATION COMPOUND OF COBALATE IINITRATE WITH QUINAZOLIN‑4-ONE, 6-BENZYLAMINOPURINE ON THE MORUS ALBA VARIETY OF MORACEAE PLANTS
In the article, for the first time, the methods of synthesis of coordination compounds of cobalt (II) nitrate with quinazolin‑4-one, 6-benzylaminopurine in different proportions are presented. Their formation in the presence of various solvents was shown and analyzed using physical research...
2024 / G.O. Baymuratova, G.Sh. Khaydarov, F.E. Saitkulov, I.I. Okhunov, T.U. Eshboboyev, H.M. Nasimov -
STUDY OF THERMODESTRUCTIVE CHANGES IN MILK POWDER DEPENDING ON THERMAL EXPOSURE
In this work, we looked at the weight loss of a dry milk sample depending on time with increasing temperature in the range of 80–120 °C. Experimental data on the kinetics of the thermal decomposition process of whole milk powder for conditions of isothermal conditioning of the sample are also...
2024 / Khasan Sagdiyev, Mokhira Zokirkhujaeva, Mirolim Aripov, Ulugbek Kadirov, Sherzod Mamatov -
REPRODUCTIVE SIGNIFICANCE AND SURVIVAL OF DIFFERENT COHORTS IN THE MUSKRAT (ONDATRA ZIBETHICUS L.) POPULATION IN THE SOUTH ARAL REGION
The article discusses the issues of studying the survival and reproductive value of the muskrat population in the conditions of the Southern Aral Sea region. The specific survival rates of males and females remain generally similar to the pattern of changes in survival rates calculated for the...
2024 / Alimova S.Z. -
SUPRAMOLECULAR COMPLEXES OF LAGOHYRZINE WITH MONOAMMONIUM SALT OF GLYCYRRHIZIC ACID AND THEIR BIOLOGICAL ACTIVITY
This article presents the synthesis of supramolecular complexes of lagohyrzine in various molar ratios with the monoammonium salt glycyrrhizic acid. Their IR spectra are discussed, as well as some physico-chemical properties and hemostatic activity of the obtained complexes.
2024 / Matchanov Alimjon Davlatboyevich, Vipova Nataliya Leonidovna, Sobirova Fotima Azamjonovna, Tashpulatov Farrakh Nazimovich, Bekpolatova Baxtigul Madireymovna, Uteniyazov Karimbay Kuanishbaevich -
SYNTHESIS OF UREA DERIVATIVES BASED ON SUBSTITUTED2-AMINOTHIAZOLES AND SOME AROMATIC ISOCYANATES
Synthesis of 1,3-substituted urea derivatives based on m-toluyl isocyanate and 2-aminothiazoles with different functional groups. Analysis of the structure of the obtained substances in modern physical research methods. 1,3-substituted urea derivatives were synthesized based on m-toluyl isocyanate...
2024 / Кudratov G.N., Ortikov I.S., Elmuradov B.J., Saitkulov F.E. -
БИОЛОГО-ЭКОЛОГИЧЕСКИЕ И ХИМИЧЕСКИЕ ОСОБЕННОСТИ CARAGANA JUBATA (PALL.) POIR
Изучены биологические и экологические особенности растения Caragana jubata (Pall.) Poir., произрастающего на территории республик Тыва, Якутия, Бурятия и Киргизия. Выявлено, что карагана гривастая произрастает в высокогорьях и лесном поясе в речных долинах, на прирусловых галечниках, каменистых...
2024 / Ооржак Урана Спартаковна, Лопсан-Ендан Анай-Кара Баз-Ооловна, Доржу-Оол Юлиан Начынович -
AN ANALYSIS OF A HALF-CENTURY SCIENTIFIC PAPERS ON LEONURUS L. GENUS IS STUDIED IN THE WORLD: A REVIEW OF PAPERS FROM THE SCOPUS DATABASE PUBLISHED IN ENGLISH FOR THE PERIOD OF 1968–2023
In this article the review of papers of the Leonurus L. genus in the Scopus database for a half century, that is, from 1968 to 2023 is analyzed. For 55 years, 183 articles were published by 160 authors from 36 countries on the genus Leonurus L. and its promising species. About the species belonging ...
2024 / Arabova Nodira Ziyodovna, Bahodirova Gavharkhon Ikrom Qizi -
PROSPECTS FOR THE FUTURE STUDY OF THE ODONATA ORDER: A REVIEW OF PUBLISHED ARTICLES FROM THE SCOPUS DATABASE 2019–2023
This article analyzes the problems in the study of perspective species of the Odonata order worldwide: a review of papers from the Scopus database published in English for the period of 2019–2023. During 2019–2023, 827 articles were published about insects belonging to the Odonata order, of which...
2024 / Norkobilova Zarina Boyqobil Qizi -
SPECIES COMPOSITION OF ECTOPARASITES OF CHICKENS IN CONDITIONS OF THE SOUTHERN REGIONS OF UZBEKISTAN
The article presents the results of research conducted on the spread of chicken ectoparasites (footflies and hamazoid mites) in poultry farms and private households in the southern regions of Uzbekistan.During the research, samples of 380 bed-eaters and 590 gamozoid mites were collected and...
2024 / Omonova Nafisa Rahimovna -
A COMPUTATIONAL STUDY ON THE EFFICACY OF SMALL MOLECULES AS DUAL INHIBITORS FOR β-SECRETASE 1 AND ACETYLCHOLINESTERASE AS ALZHEIMER’S DISEASE THERAPEUTICS
Alzheimer’s disease is characterized by the progressive decline of many cognitive functions that involve numerous parts of the brain. Due to the complex nature and multi-faceted pathogenesis of neurodegenerative diseases, AD’s pathology has been correlated with a loss of cholinergic function as...
2023 / Patrick Ming, Moustafa T. Gabr