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All published articles 1415

An ARMA Model for Short-term Prediction of Hepatitis B Virus Seropositivity among Blood Donors in Lafia-Nigeria

David Adugh Kuhe & Thomas Akwana Obed · Journal of Scientific Research and Reports · 2019

In this paper, we attempt to search for an optimal Autoregressive Moving Average (ARMA) model that best forecast hepatitis B virus infection among blood donors in Lafia-Nigeria. The study uses monthly data in Lafia-Nigeria for the period of 11 years 6 months from January 2007 to...

Open access Research Article 10.9734/jsrr/2019/v24i130142

Posterior Thigh Isometric Force Measurement with Extended Knee

Darío Santos, Isabel Morales, Andrea Mattiozzi, Arleth Peláez, Sabrina Pérez, Agustín Fernández, Matías Vignoli, Jorge Domínguez, Mario Battistin, Rodrigo Barboza, Camilo Martínez, Lucia Stefanelli, Sofía González & Franco Simini · Journal of Scientific Research and Reports · 2019

Aims: The establishment of normal values for the hamstring flexibility and isometric posterior thigh force of healthy adults performing standard motor task consisting of acting against a rubber band in the supine position. Study Design: Observation and ecological. Place and Durat...

Open access Research Article 10.9734/jsrr/2019/v23i630141

Study on the Optimization of Double Parameters of the Air Flow Resistance and the Permeability of Electrospun Nanofiber Nonwovens

Ying Chen, Yong Liu, Lu Qi, Lei Zhang, Qinwei Fan, Xiaobo Li & Rudong Chen · Journal of Scientific Research and Reports · 2019

In this paper, neural network is used as the tool to study the factors affecting the air flow resistance and the permeability of electrospun nanofiber nonwovens and analyze the major factors affecting the air flow resistance and the permeability such as concentration, distance, v...

Open access Research Article 10.9734/jsrr/2019/v23i630140

Effect of Cooperative Learning Strategy on Biology Students’ Academic Performance in Senior Secondary School in Rivers State

Kingdom-Aaron, Gloria Ibemenji, Etokeren, Inibehe Sunday & Okwelle, P. Chijioke · Journal of Scientific Research and Reports · 2019

Aims: This study investigated the effect of cooperative learning strategy on students’ academic performance in biology in Senior Secondary Schools in Rivers State. Study Design: Quasi-experimental design. Place and Duration of Study: Port Harcourt, Rivers State, located in the So...

Open access Research Article 10.9734/jsrr/2019/v23i630138

Modal Analysis and Optimization of Typical Parts of 2K-V Reducer

Linshan Han, Chenxu Cao, Wenhua Jiao & Zheng Wei · Journal of Scientific Research and Reports · 2019

As a new type of high-precision gear transmission mechanism, the transmission accuracy of the 2K-V reducer will be greatly affected by vibration. With the RV110E reducer as the research object, a three-dimensional model of the needle wheel is established. Using the finite element...

Open access Research Article 10.9734/jsrr/2019/v23i630137

Government Expenditure and Industrial Development in Nigeria: Long Run and Short Run Dynamics from ARDL Approach

Sarah Elechi Jeff-Anyeneh, Gideon Kasie Ezu & Amalachukwu Chijindu Ananwude · Journal of Scientific Research and Reports · 2019

This study estimated the long run and short dynamics between government expenditure and industrial development in Nigeria from 1981 to 2016 with the view to evaluating how the industrial sector has been influenced by variation in government expenditure. The Autoregressive Distrib...

Open access Research Article 10.9734/jsrr/2019/v23i630136

Uptake and Distribution of Natural Radionuclides in Cassava Crops from Nigerian Government Farms

C. P. Ononugbo, O. Azikiwe & G. O. Avwiri · Journal of Scientific Research and Reports · 2019

Radioactivity distribution and transfer factor (TF) in plants are crucial parameters used to assess radioactive contamination in the environment, impact of soil radioactivity on agricultural crops and its risks to humans.  The root crop cassava (Manihot esculenta) provides about...

Open access Research Article 10.9734/jsrr/2019/v23i530130

Scientific and Technical Experiment for Manufacturing Silage in Jordan

Adnan Alnhood & Mohunnad Massimi · Journal of Scientific Research and Reports · 2019

Silage is a feed material that has been widely used in previous periods because it has an effective and useful role in feeding animals, saving in the cost of feed and increasing productivity. From the scientific-practical view it is considered as a feed material preserved in an a...

Open access Research Article 10.9734/jsrr/2019/v23i430129

Effect of Boiling and Fermentation on Physicochemical Properties, Fatty Acid and Micronutrients Composition of Hibiscus sabdariffa (Roselle) Seeds

Charles Nnanna Chukwu, Charity Uchechi Ogunka-Nnoka & Joyce Oronne Akaninwor · Journal of Scientific Research and Reports · 2019

Aim: To ascertain the effects of boiling and fermentation on the physicochemical properties, fatty acid, mineral and vitamin composition of Hibiscus sabdariffa (HS) seeds. Study Design: Completely randomized design Place and Duration of Study: Rivers and Anambra states, Nigeria,...

Open access Research Article 10.9734/jsrr/2019/v23i430128

A Study on Cold Plasma for Food Preservation

T. Raviteja, Susan Kanthi Dayam & J. Yashwanth · Journal of Scientific Research and Reports · 2019

Cold plasma is an electrically energized matter composed of highly reactive species which includes molecules of charged and gas with minute particle in the form of negative and positive ions, photons electrons, free radicals at room temperature. It is an emerging technology in no...

Open access Research Article 10.9734/jsrr/2019/v23i430126

Biodiversity in Forest Fragments under Different Forms of Environmental Conservation, Jaboticabal, São Paulo, Brazil

Juliana Christovam, Rener Luciano de Souza Ferraz, Patrícia da Silva Costa, Constantino Antônio Cavalcante Júnior, Franklin Alves dos Anjos, Marcelo de Andrade Barbosa, Fernando Oliveira Franco, Ivomberg Dourado Magalhães, Aldair de Souza Medeiros & Alberto Soares de Melo · Journal of Scientific Research and Reports · 2019

Characteristic environments of forests generally harbor significant biodiversity, which is considered an important indicator of local environmental quality, so that the analysis of this indicator can subsidize the decision making on areas for legal reserve. The objective of this...

Open access Research Article 10.9734/jsrr/2019/v23i430127

Phytochemical Study and Evaluation of the Biological Activity of Anorectic Plants Used in the Seno Province (Burkina Faso)

Dramane Pare, Adama Hilou, Jotham Yhi-Pênê N’do, Sidonie Yabre, Nogma Ernest Sombie, Samson Guenne, Aristide Traoré & Odile Germaine Nacoulma · Journal of Scientific Research and Reports · 2019

Background: In Africa plants have always been a good source of medicine for health care. Obesity is a pathology that is growing dramatically in developing countries. Anorectic plants are likely to cause a reduction of exaggerated weight gain. The aim of the study is to determine...

Open access Research Article 10.9734/jsrr/2019/v23i430125

Incidence of Alarming Microbial Pathogens over Refuse Dump Sites and Its ‘Harmful Distance’ in Port Harcourt, Southern Nigeria

Renner Renner Nrior & Korobe Peter Dumbor · Journal of Scientific Research and Reports · 2019

Aim: Microbial air quality over illegal refuse dump sites in Port Harcourt, Nigeria, was conducted to assess the aero-microbial contaminant of dumpsite to the closest neighbourhood and the harmful distance. Place and Duration of Study: The dump sites were located at oil mill mark...

Open access Research Article 10.9734/jsrr/2019/v23i330124

Monitoring System Design Based on Kingview Sewage Treatment

Jinjin Dang, Kejia Yuan, Jinjian Shi, Hexiu Huang & Lijun Wang · Journal of Scientific Research and Reports · 2019

Aims: The aims of this paper are to design a monitoring system for wastewater disposal. Study Design: The study design is to design a monitoring system and perform simulation analysis based on Kingview software. Place and Duration of Study: The place and duration of study are Nor...

Open access Research Article 10.9734/jsrr/2019/v23i330123

Prevalence and Determinants of Low Back Pain among Lecturers: A Quantitative Approach

O. F. Ogunboyo, O. Y. Halid, K. A. Adigun & A. O. Ilesanmi · Journal of Scientific Research and Reports · 2019

Introduction: Lower back pain is one of the most common work-related problems among teaching professionals in both developed and developing nations and it often leads to absenteeism or early retirement of workers. Thus the aim of this study was to investigate the prevalence and a...

Open access Research Article 10.9734/jsrr/2019/v23i330121