Karshi state university OJS
Not a member yet
780 research outputs found
Sort by
QURUQLIK QORINOYOQLI MOLLYUSKALARINING SHAHAR BIOTOPLARI BO‘YICHA TARQALISHI
Get PDFThe city of Shahrisabz is located in the northeastern part of the Kashkadarya region. It is located west of
Shahrisabz. urban fauna is the result of the interaction of such factors as the type of geographical location, topography,
the number and size of parks, avenues and parks, the presence of connections with the natural environment of the
suburbs, and the level of pollution of the cit
O’ZBEKISTONNING JANUBIY HUDUDLARIDA TARQALGAN RODENTIA TURKUMINING TABIATDAGI AHAMIYATI
Get PDFIn this article, the ecological status of the Rodentia family distributed in Uzbekistan, its importance, and the relationships between representatives of other families are presented. The information about the place of representatives of the category in nature, the fact that they are an integral part of biological diversity and an integral part of biological relations is presented
KSILOFAG-HASHAROTLARDAN ANTROPOGEN-TRANSFORMATSION BUYUMLARNI HIMOYALASHNING BIOLOGIK ASOSLARI
Get PDFXylophagous insects (wood-eating insects) are organisms that break down complex substances such as lignin and cellulose in plants, consuming them as food. These insects, particularly species that live in wood and plant debris, can cause significant damage to wood products used by humans
MELOIDOGYNE AVLODI NEMATODALARI BILAN SUN’IY ZARARLANGAN BODRINGGA BT 26 SHTAMMINING TA’SIRI
Get PDFIn our studies, the biopreparation BioSleep was taken as a model of the local strain Bt 26. Biogents Bt 26-1:100 (1 x 107 CFU/ml), Bt 26 - 1:200 (5 x 106 CFU/ml) in titers were used 2 times during the vegetation period. In the case of Bt 26 (1:200), the yield increased by 48.9%.
 
SAMARQAND VILOYATI G‘O‘ZA AGROTSENOZLARIDA G‘O‘ZA TUNLAMI RIVOJLANISHIGA ENTOMOFAGLARNING TA’SIRINI O‘RGANISH
Get PDFThis article provides data on the study of the developmental phase of the cotton bollworm. The effectiveness of the use of a biological method of combating this pest in cotton agrocenoses in the conditions of the Samarkand region was studied. Methods for using a pheromone trap to combat cotton bollworm were studied and showed high technical efficiency
Численной алгоритм реконструкции плотности сечения объекта на основе интегральных данных в полосе: Численной алгоритм реконструкции плотности сечения объекта на основе интегральных данных в полосе
No full textВ настоящее время в мире компьютерная томография является золотым стандартомдиагностики. Данный метод позволяет визуализировать костные структуры и мягкие ткани,просматривать сечения исследуемого объекта в любой плоскости, а также реконструироватьтрехмерные изображени
Ziddiyat sharoitida qarorlar qabul qilishda o‘yinlar nazariyasi elementlari: Ziddiyat sharoitida qarorlar qabul qilishda o‘yinlar nazariyasi elementlari
No full textO‗yinlar nazariyasining asoschi Djon fon Neyman deb tan olingan. Bu nazariyaning matematik asoslari va qo‗llanishi birinchi bor 1944-yilda chop etilgan Djon fon Neyman va Oskar Morgenshternlarning «Теория игр и экономическое поведение» (Theory of Games and Economic Behavior) kitobida yoritilgan. Djon Forbs Nesh (John Forbes Nash, 13-iyul 1928-yil tug‘.) — amerikalik matematik, o‘yinlar nazariyasi bo‘yicha yetakchi mutaxassis. Djon Nesh 1994-yilda «За анализ равновесия в теории некооперативных игр» mavzusidagi tadqiqodi uchun iqtisod bo‗yicha Nobel mukofotini olgan
Statistical modeling of joint reliability function using the copula method: Statistical modeling of joint reliability function using the copula method
No full textAnnotation. Data analysis goals may include estimation of the failure time distribution, and studyof dependencies of failure times on study subject characteristics, exposures, or treatments, genericallyreferred to as covariates. Failure time methods have application in many subject matter and researchareas, including biomedical, behavioral, physical, and engineering sciences, and various industrialsettings. In this paper discusses statistical modeling of joint reliability functions using the copula method
Dempfirlash hadiga, o‘zgaruvchan zichlikka ega diffuziya jarayonlarini modellashtirish: Dempfirlash hadiga, o‘zgaruvchan zichlikka ega diffuziya jarayonlarini modellashtirish
No full textsohada konvektiv ko‗chish va dempfirlash hadiga, o‗zgaruvchanzichlikka ega parabolik tipdagi tenglama uchun Koshi masalasi berilgan
Численное решение задачи о продолжении решения неоднородной уравнения Гельмгольца: Численное решение задачи о продолжении решения неоднородной уравнения Гельмгольца
No full textВ работе рассматривается задача продолжения решения уравнения Гельмгольца впрямоугольной области по ее значениям на части границы этой области, т.е. задача Коши. Задачачисленно решена с использованием метода конечных разностей. В последнее время былипредложены разные методы регуляризации. По вычислительным аспектам можно отметить работы[1]–[5]