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Current Issue

No. 6 (2024): Scientific Journal Fergana State University ADDITIONAL COLLECTION (Exact and Natural Sciences)

Published: 2025-02-03

Physics and technology

HIGH-TEMPERATURE SYNTHESIS OF CdTe QUANTUM DOTS WITH TUNABLE OPTICAL PROPERTIES

Zokirov Adxamjon Ilxomjon o‘g‘li, Axmedov Baxodir Baxramovich

177

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Chemistry

METHOD FOR SYNTHESIS OF M-TOLIL-4-METILFENOKSIASETAT BASED ON M-TOLYL CHLORACETATE

Mamatkulov Nematillo Narzullayevich, Dilfuza Muxammadjonovna Xatamova

178

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ANALYSIS OF THE DELIPIDATION STAGE OF THE EXTRACTION OF CHITHIN FROM NATURAL SOURCES

Karimov Sherali Xasanovich

179

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STRUCTURAL AND MORPHOLOGICAL STUDY OF BIMETALLIC PHOSPHIDE Ni-Cu-P

Yakubov Ilham Yuldashevich, Rashidova Kamila Khamidovna, Kattayev Nuriddin Turayevich, Akbarov Khamdam Ikromovich

180

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SYNTHESIS AND PROPERTIES OF BIMETALLIC PHOSPHIDE Ni-Cu-P ELECTROCATALYST FOR WATER ELECTROLYSIS

Якубов Илхам Юлдашевич, Рашидова Камила Хамидовна, Каттаев Нуриддин Тураевич, Акбаров Хамдам Икромович

181

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ANALYSIS OF VITAMINS IN THE ROOTS AND STEMES OF THE PLANT RUBUS CESIUS L

Karimova Sadoqat Abdullajonovna, Imomova Mukammal Yormuamatova, Abduganiyev Yormuxamat Ganiyevich

182

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PHARMACOLOGICAL PROPERTIES OF THE OINTMENT 'AS-ARVENS' BASED ON EQUISETUM RAMOSISSIMUM, EQUISETUM ARVENSIS, AND CONVOLVULUS ARVENSIS PLANTS

Tojiboyev Mirzaabdulla Mustafoqulovich, Abduganiyev Yormuxamat Ganiyevich, Imomova Mukammal Yormuamatova

183

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QUALITATIVE AND QUANTITATIVE ANALYSIS OF FLAVONOIDS IN LEAVES AND SEEDS OF LOCAL GRAPE VARIETIES

Abdikunduzov Xikmatillo Nuritdin o‘g‘li

184

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QUALITATIVE AND QUANTITATIVE ANALYSIS OF AMINO ACIDS IN THE PINO NOIR GRAPE VARIETY

Abdikunduzov Xikmatillo Nuritdin o‘g‘li

185

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QUANTITATIVE ANALYSIS OF CARBOHYDRATES IN THE SEEDS AND LEAVES OF LOCAL GRAPE VARIETIES

Abdikunduzov Xikmatillo Nuritdin o‘g‘li

186

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STUDYING OF THE AMINO ACID AND FLAVONOID COMPOSITION OF R. REFRACTA AND R. HYBRIDA PLANTS

Aripova Salimaxon, Jalolov Iqboljon Jamolovich, Maraimova Umida Rustamovna

187

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DETERMINATION OF CARBOHYDRATE CONTENT IN HELM AND HELBEAUD SEEDS

Ismoilov Muminjon Yusupovich, Tolipov Xurshid To'lqinovich

188

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DETERMINATION OF THE ANTIOXIDANT ACTIVITY OF WILLOW COMPOUNDS

Turdiboyev Azamjon Xasanboy o‘g‘li, Abduganiyev Yormuxamat Ganiyevich, Imomova Mukammal Yormuamatova, Abduganiyev Yormuxamat Ganiyevich

189

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Biology

SEASONAL DEVELOPMENT OF THE ALGOFLORA OF THE SOUTH FERGANA CHANNEL IN 2023-2024

Yuldasheva Muattarxon Pulatovna, To‘lqinov Asilbek Erkinjon o‘g‘li

190

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MORPHOLOGICAL AND ECOLOGICAL CHARACTERISTICS OF BEETLES (COLEOPTERA, CARABIDAE)

Omonova Sevara Akramjonovna

191

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THE ECTOPARASITS OF FISH IN THE WATER BODIES OF THE FERGANA VALLEY.

To‘ychiyeva Xilola Zokirjon qizi

192

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ANATOMICAL AND PHYSIOLOGICAL CHARACTERISTICS OF PRESCHOOL-AGE CHILDREN (3-7 YEARS OLD)

Abduraxmonov Shavkat Kaxxorovich

193

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TYPES OF NUTRIENT MEDIA FOR CULTIVATING MICROALGAE AND THEIR PREPARATION PROCEDURES

Mingboyev Farhodjon Ne’matillo o‘g‘li, Raximov Javoxir G‘ulomjon o‘g‘li, Obidov Muzaffarjon Valijonovich

194

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ANALYSIS OF THE PURIFICATION STAGE OF WATER-SOLUBLE SUBSTANCES IN THE EXTRACTION OF CHITHIN FROM CERTAIN INSECTS

Karimov Sherali Xasanovich

195

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THE IMPACT OF GLOBAL CLIMATE CHANGE ON THE DISTRIBUTION AND POPULATION DYNAMICS OF LEPIDOPTERANS: THE CASE OF THE MULBERRY MOTH (GLYPHODES PYLOALIS WALKER, 1859)

Shermatov Malikjon Rakhmatjonovich, Botirov Elyor Arabboyevich, Qayumova Oygul Ismoiljonovna, Mukhammedov Muminjon Ma’ruf ugli

196

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SYSTEMATIC ANALYSIS AND SPECIES DIVERSITY OF PHYTONEMATODES INCLUDING POTATO ROOTS AND ITS SURROUNDING SOILS

To‘xtasinov Farxod Raxmonberdiyevich, Azimova Ma’rifat Pazliddin qizi

197

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IMPACT OF THE TURNIP MOTH ON AGRICULTURAL CROPS AND EFFECTIVE CONTROL MEASURES IN UZBEKISTAN

Zokirov Islomjon Ilhomjonovich, Yoqubov Abutolib Axmadali o‘g‘li

198

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BIOCENOTIC RELATIONSHIPS OF aYELMINTHS WITH DOMESTIC POULTRY

Baxtiyorjon Avazbekovich Abduvaliyev, Zokirov Islomjon Ilhomjonovich

199

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MICROBIOLOGICAL ACTIVITY OF SOILS OF SOUTHERN FERGANA AND THE INFLUENCE OF VARIOUS FACTORS ON IT

Ortikov Tulkin Kuchkarovich, Shodmonov Usmonbek Bahodir o’g’li

200

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TAXONOMIC REVISION AND CONTEMPORARY SPECIES COMPOSITION OF WEEVILS IN THE FERGANA VALLEY

Ma’rupov Akmaljon Akbarovich

201

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SOME BIOLOGICAL FEATURES OF THE COLORADO POTATO BEETLE (COLEOPTERA, CHRYSOMELIDAE)

Аxmadjonova Sadoqatxon Shokirovna

202

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FEATURES OF DISTRIBUTION AND ACCUMULATION OF HEAVY METALS IN SOILS AND ORGANS OF INDIGOFERA TINCTORIA L.

Isaqov Valijon Yunusovich, Qoraboyev Xalimjon Valiyevich

203

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Geography

USING THE LAND CAPACITY CONCEPT IN POPULATION DENSITY

Dehqonboyeva Mavluda Nosirjonovna, Abduvaliyev Xayitboy Abdug‘aniyevich

204

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INFLUENCE OF ECOLOGICAL AND GEOGRAPHICAL FACTORS ON THE FORMATION OF TRADITIONAL WATER USE CULTURE IN THE FERGANA VALLEY

Djo‘raboyeva Xilola Shuhratovna

205

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ETHNOECOLOGICAL ESSENCE OF THE ANCIENT ECONOMIC SYSTEM

Komilova Nargiza O‘rinovna

206

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INFLUENCE OF LITHOGENIC STRUCTURE AND RELIEF ON THE FORMATION OF LANDSCAPES OF THE FERGANA VALLEY

Xamidov Abdusamad Abdumalikovich

207

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Agriculture

APPLICATION METHODS AND TIMING OF PREPARATIONS ‘AVANGARD START’, ‘GULLIVER’, AND ‘ANTICOLORAD MAX’ IN COTTON CULTIVATION

Davronov Qaxramonjon Anvarjonovich, Ibragimova Dildora Qaxramonovna, Iminchayev Rahmatjon Ahmadovich, Kuramatova Shahlo Azizjon qizi

208

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"THE EFFECT OF MINERAL AND ORGANIC FERTILIZERS APPLIED TO SUNFLOWERS ON THEIR GROWTH, DEVELOPMENT, AND PRODUCTIVITY (UNDER THE SOIL AND CLIMATIC CONDITIONS OF THE FERGHANA REGION)"

Kuramatova Shahlo Azizjon qizi, Ibragimova Dildora Qaxramonovna, Iminchayev Rahmatjon Ahmadovich

209

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VEGETABLE CROPS ARE NOT JUST FOOD, BUT ALSO A VIEW.

Mamatojiyev Sharip Ikromovich, Gaziyev Mahamadali Anorbayevich

210

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DYNAMICS OF WATER-SOLUBLE IONS IN IRRIGATED MEADOW SASA SOILS

Aktamov Muhammadno‘monjon Iqrorjon o‘g‘li, Isag‘aliyev Murodjon To‘ychiboyevich, Qo‘chqorov Bobirbek Mamasamin o‘g‘li

211

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THE PROBLEM OF SUPPLYING LIVESTOCK WITH FOOD IN THE POST-WAR YEARS

Ravshan Djurayev

212

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LIVESTOCK AND ITS PLACE IN THE SOVIET STATE'S NATIONAL ECONOMY

Ravshan Djurayev

213

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Scientific information

MASLENITSA AS A REFLECTION OF PAGANISM AND CHRISTIAN TRADITIONS IN SLAVIC CULTURE

Турдалиев Дилшоджон Олимжон угли

214

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