Modern agriculture uses pesticides to improve the quality and quantity of crops. However, pesticide residues can remain on agricultural products, posing very serious risks human health life. It is recommended wash fruits vegetables before consumption. To assess removal efficacy residue, a sensitive reliable method based ultrahigh-performance liquid chromatography-tandem mass spectrometry (UHPLC...

The trend analysis and GARCH model for COVID-19 pandemic spread between FCT/Lagos the National Weekly confirmed cases were carried out using statistical software Minitab17 Gretl. Four models behavior considered, which are linear, quadratic, cubic quartic trends with respect to R-square value, Adjusted Analysis of Variance (ANOVA) p-value estimated coefficients p-values. In addition, GARCH(0,1),...

يعد الاحتياطي الاجنبي المرتكز الأساس لتحقيق الاستقرار والنمو الاقتصادي المرغوب فيه، لذا يحظى التنبؤ بالاحتياطي الأجنبي باهتمام السلطات النقدية وواضعي السياسة في العراق، وذلك من خلال توفير بيئة ملائمة للسياسات الاقتصادية بصورة عامة والسياسة خاصة أجل أداء مهامها بدقة وفعالية، إذ يهدف البحث إلى بالحجم المستقبلي للاحتياطي البنك المركزي العراقي لغاية عام (2025)، المفاضلة بين نماذج السلاسل الزمنية ال...

Model Vector Autoregressive (VAR) merupakan salah satu pemodelan dalam statistika yang dapat digunakan untuk data multivariat time series biasa ditemukan bidang keuangan, manajemen, bisnis dan ekonomi. VAR menganalisis secara simultan mendapatkan kesimpulan tepat menjelaskan perilaku hubungan antar variabel endogeneous maupun endegeneous eksogeneous dinamis. Selain itu model juga mengenai selai...

In the last two years, COVID-19 had claimed millions of life in Nigeria and world at large. It is an established global health emergency our time ongoing threat faced by up till now. This study aims to determine trend, fit appropriate Error Trend Seasonal (ETS) exponential smoothing ARIMA model daily deaths Nigeria. Dataset on confirmed death cases were utilized study. The data was extracted fr...

The presence of pesticide residues in Dendrobium officinale (D. officinale), a commonly used herbal medicine, has attracted much attention recent years. Therefore, this study presents the levels 141 forty D. samples, which were measured by high-performance liquid chromatography-tandem mass spectrometry (HPLC-MS/MS). And we deterministic estimate model to assess chronic and acute dietary exposur...

Malachite green is extensively used in the textile dye industry and agriculture as fish pests’ pesticide. Biosorption a type of sorption technique that uses biological sorbent. As now, biosorption viewed simple cost-effective process might be an alternative to traditional pollution treatment methods. Bioremediation one branches bioremediation minimise context incorrect waste disposal. The isoth...

Through broad screening of the compound library at Pharmacia, a naphthalene carboxamide was identified as a nonnucleoside inhibitor of human cytomegalovirus (HCMV) polymerase. Structure-activity relationship studies demonstrated that a quinoline ring could be substituted for naphthalene, resulting in the discovery of a 4-hydroxyquinoline-3-carboxamide (4-HQC) class of antiviral agents with uniq...