Articles

 

Articles

Page 7 of 1197, showing 50 records out of 59820 total, starting on record 301, ending on 350

July 2020

African Journal of Agricultural Research
Market prospects and willingness to pay for indigenous products: The case of Morama (Tylosema esculentum)

This study analyzes the market potential of the underutilized indigenous Morama (Tylosema esculentum) products by determining the consumers’ preferences and willingness to pay. Simple random sampling was used to select 372 respondents to participate in the cross-sectional survey. Contingent valuation method was used to determine the customers’ willingness to pay and the two-step Heckman selection model was...

Author(s): Keneilwe Kgosikoma, Lesego Mackenzie-Tsedi, Bernard Kelebang and Tlhalefo Ranchobolo  

July 2020

African Journal of Agricultural Research
Physical and mechanical properties of cement bonded strand board produced from Gmelina arborea (Roxb.) harvesting residues

Finding use for residues from felling operations has been a major focus on increasing volume recovery of harvested woody biomass. Strands and sawdust processed from left-over of Gmelina arborea residues recovered from the forest were used to produce cement bonded composites. Physical and mechanical properties of the boards were assessed showing the relationship between diverse variables such as density, wood strand and...

Author(s): Owoyemi J. M., Ogunrinde O. S. and Oyeleye I. O.  

July 2020

African Journal of Environmental Science and Technology
Oil and gas exploitation in the Ghanaian context: The balance of benefits and challenges

This study investigated the benefits and challenges associated with oil and gas exploitation from the Ghanaian perspective. A case study design that embraced both quantitative and qualitative methodologies was adopted for the study. Communities close to the oil and gas  production area (that is, the Jubilee Oil Field) were specifically targeted as the study population. The population covered three communities;...

Author(s): Jones Lewis Arthur and Chantel Amo-Fosu

July 2020

African Journal of Agricultural Research
Agroclimatic risk zoning of mango (Mangifera indica) in the hydrographic basin of Paraná River III, Brazil

Mango cultivation is one of the key economic agricultural activities of fruit in Brazil. In Southern Brazil, mango presents vulnerability thanks to its frost sensitivity, indicating the relevance of climate studies to improve the production and agricultural techniques, in the context of sustainable agriculture and climate change. Agroclimatic zoning should be one of the first information to be considered when starting...

Author(s): Nathan Felipe da Silva Caldana, Pablo Ricardo Nitsche, Luiz Gustavo Batista Ferreira, Alan Carlos Martelócio, Paulo Henrique Caramori, Paulo Vicente Contador Zaccheo and Jorge Alberto Martins  

July 2020

African Journal of Environmental Science and Technology
Air quality in city centres: The transportation effect in Minna metropolis Chanchaga Local Government Area, Niger State Nigeria

This study is aimed at assessing ambient air quality in city centres, in Minna metropolis, Niger State, North-Central part of Nigeria. Thirty points of commercial transportation locations within the city centre were considered, three thousand observations of CO, CO2, LEL, H2S and O2 were collected at different West African time (6 am, 8 am, 10 am, 12 noon and 6 pm) during the wet season in 2018 and analysed. Instruments...

Author(s): Okobia Efegbidiki Lympson and Abdul Husaini  

July 2020

International Journal of Biodiversity and Conservation
Efficiencies of three insect collection methods in Lamto, Côte d’Ivoire

Insects are of ecological and economic importance. This study was carried out to compare the efficiency of the three main insect sampling methods namely, sweep net, hand sampling and the light trap and also to show the biodiversity distribution from Lamto habitats for good biological conservation. A total of 379 individuals belonging to 9 orders were collected. Significantly, more individuals were collected by sweeping...

Author(s): Dohouonan Diabaté and Yao Tano

July 2020

International Journal of Biodiversity and Conservation
Daily activity patterns and relative abundance of medium and large mammals in a communal natural protected area on the central coast of Oaxaca, Mexico

Anthropogenic disturbances cause direct and indirect effects on the global decline in biodiversity. For better planning strategies on the conservation of medium and large mammals in Oaxaca, we present an analysis of daily activity patterns of medium and large mammals and their relative abundance in a Communal Natural Protected Area (CNPA) on the central coast of Oaxaca, Mexico. Sampling was carried out between November...

Author(s): Alejandra Buenrostro Silva, Osciel Sánchez Núñez and Jesús García-Grajales  

July 2020

Journal of Soil Science and Environmental Management
Effect of graded compaction of tilled and untilled sandy loam soil on growth and yield of maize

The performance of maize on tilled and untilled sandy loam soil, under different levels of compaction of 0, 2, 4 and 6 tractor-wheel passes in a humid tropical environment was investigated with a Massey Ferguson (MF) 90-disc plough, mounted on an MF 260 tractor. The experimentation had different aspects, respectively conducted in the field and laboratory, at the Rivers State University, Port Harcourt, Nigeria. The...

Author(s): Asinyetogha H. Igoni, Raphael B. Jumbo and Davidson D. Davis  

July 2020

African Journal of Agricultural Research
Relative costs and benefits of implementing desiccant bead drying/hermetic storage and alternative drying and storage technologies for vegetable seeds in Kenya and Tanzania

This paper assesses the relative costs and benefits of desiccant beads drying/hermetic storage and alternative drying and storage technologies. The study was conducted in Kenya and Tanzania in areas producing and trading vegetable seeds using a sample size of 280 respondents. The study revealed that costs of desiccant bead drying/hermetic storage are relatively higher for smaller quantities of seeds compared to...

Author(s): Richard O. Musebe, Daniel Karanja, Kent J. Bradford and Roger Day  

July 2020

African Journal of Food Science
Psychobiotics in daily food against psychiatric disorders

Psychobiotics are probiotics microrganisms that affect the central nervous system neurological functions of a host. The gut-brain-axis via immune-metabolic pathways balances the gastrointestinal function and improves the quality of life of hosts with psychiatric disorders. Gut microorganisms have been found to participate in the balance of various psychiatric disorders, including "Anxiety and Depression",...

Author(s): Karina Teixeira Magalhães-Guedes, Alessandra Souza Marques do Nascimento, Talita Andrade da Anunciação and Sérgio Eduardo Soares  

July 2020

African Journal of Biochemistry Research
Evaluation of the effects of Azadirachta indica leaf on haematology, lipid profile, body weight and organ-system functions of streptozotocin-induced diabetic male rats

This study was carried out to evaluate the effects of ethanol extract of Azadirachta indica leaf on haematological parameters, lipid profile, body weight, organ weight and histopathological functions of streptozotocin-induced diabetic rats. Diabetes was induced by a single intraperitoneal administration of streptozotocin (50 mg/kg bw.). The haematological parameters, lipid profile and histopathological investigations...

Author(s): Ezeigwe Obiajulu Christian, Okani Chukwudi Onyeaghana, Nnadi Naomi Ngozi, Obiukwu Onyinye Olivia, Ekwunoh Peter Okwukwe, Obayuwana Erhunmwense Ann, Okibedi Frances Uchenna and Obi Chioma Henrietta  

July 2020

Scientific Research and Essays
Epidemiological pattern of malignant neoplasia of the esophagus in the region of ABC- São Paulo, Brazil between the years of 2008 and 2017

Esophageal cancer is the sixth leading cause of death from malignancies in the world. Given its importance, it is a disease that needs further studies to deepen its understanding and epidemiological behavior. The aim of this work is to evaluate the epidemiological profile of EC in the ABC, Southeast and the national territory of Brazil between 2008 and 2017. This is an ecological study that evaluated the temporal trend...

Author(s): André Akira Ramos Takahashi, Livia Akemi Ramos Takahashi, Lucas Pereira Abrão Eid, Sandra Di Fellice Boratto, Carlos Eduardo Rodante Corsi, Jaques Waisberg and Luiz Vinicius de Alcântara Sousa  

July 2020

African Journal of Biotechnology
Genetic diversity of Faidherbia albida populations in the Sudano Sahelian region of Cameroon, using simple sequence repeat (SSR) markers

Faidherbia albida (DEL.) A. Chev is widely grown in the northern region of Cameroon because of its many benefits to local communities. However, droughts and deforestation have led to decreases in the abundance of this species, increasing the need to identify improved genotypes for conservation, management, and breeding. The genetic diversity of F. albida in nine populations from the Sudano-Sahelian region of northern...

Author(s): T. Dorothy Tchatchoua, R. Scott Poethig, Erin Doody, T. Casey Weathers, Krystle Swartz, Iain Mathieson, Nicole Zembower, Tetyana Zhebentyayeva and John E. Carlson  

July 2020

Educational Research and Reviews
Impact of teaching topics of equality and equation with scenarios on 7th graders’ mathematical achievement and mathematical motivation

In the current study, effects of teaching equality and equation with scenarios on students’ mathematical achievement and mathematical motivation were analyzed. In addition, students’ views on using scenarios for teaching equality and equation were included. A pre-posttest quasi-experimental design with Control Group (CG) was employed as the design of the research.  The study group of the current...

Author(s): Neslihan USTA and Büşra ÇAĞAN

July 2020

African Journal of Biotechnology
Readiness of the Nigerian public for the introduction of genetically modified crops into the food market

Genetically modified crops (GM crops) have gained wide attention over the years some GM crops have been undergoing field trials in Nigeria, but they have not proceeded to commercial cultivation due to the absence of regulatory law. The biosafety act was passed into law in 2015 and the presence of this law, can see to the progression of the GM crops from field trials to commercialization. This study investigated the...

Author(s): Oluwakemi H. Oladipo, Rauf R. Ibrahim, Seyi E. Adeboye and Harry Kuiper

July 2020

African Journal of Microbiology Research
Molecular characterization, biofilm production and sensitivity to the natural extract of Staphylococcus spp. from subclinical mastitis in goats

Mastitis is one of the most important diseases in dairy milk systems. Molecular studies of the principal agents that are involved, as well as tests of bacterial sensitivity to plant extracts, are currently the most common forms of research related to this disease. The aim of the present study was to molecularly characterize isolates from cases of subclinical mastitis and to investigate the production of biofilm...

Author(s): Rodolfo de Moraes Peixoto, Renata de Moraes Peixoto Araújo, Werônica de Souza Rocha, Luciana Jatobá e Silva Peixoto, Gisele Veneroni Gouveia, Jackson Roberto Guedes da Silva Almeida, Helinando Pequeno de Oliveira and Mateus Matiuzzi da Costa  

July 2020

International Journal of Biodiversity and Conservation
Communities’ perceptions regarding the impact of Hoima-Tanga crude oil pipeline on the loss of biodiversity in Swagaswaga Game Reserve, Tanzania

This study was conducted to evaluate perceptions of communities surrounding the Swagaswaga Game Reserve regarding the impact of the proposed Hoima-Tanga crude oil pipeline on biodiversity loss. The pipeline will transect the game reserve and some of the neighbouring villages. The study involved 156 randomly selected respondents from four purposefully selected villages located at 0 to 10 km and 11 to 20 km from the game...

Author(s): Nyamasija F. Nyakeko,, Julius W. Nyahongo and Eivin Røskaft  

July 2020

International Journal of Biodiversity and Conservation
Potential of Acacia for poverty alleviation in Rorya District-Tanzania

Rorya is one of new districts in Tanzania established in 2007. The district is a reflection of typical rural life in Africa South of Sahara where rural communities inhabiting dry woodlands and dependent on natural resources for their sustenance do not consider indigenous tree species as valuable resources of income. The study was conducted in the low lands of Rorya district-Tanzania to assess contribution of wild Acacia...

Author(s): Joseph Nicolao Otieno  

July 2020

International Journal of Biodiversity and Conservation
Floristic diversity and stand structural analysis of gallery forests in Ajei highland watershed community forest, North West Cameroon: Implications for forest conservation and management

The study was aimed at contributing to sustainable management of Ajei Highlands Watershed Community Forest, one of the vulnerable and highly threatened biological hotspots remaining within the Cameroon western highlands through an analysis of its woody species diversity and stand structure. The results of inventory of its 12 gallery forest patches through 17 permanent sample plots (20 m x 50 m) with multiple spatial...

Author(s): Gordon N. Ajonina, Lucie Felicité Temgoua, Mbacham Chenyuei Itagah, Ngoh Micheal Lyonga, Prince Etame and David Chick Forkam  

July 2020

International Journal of Water Resources and Environmental Engineering
Influence of bed roughness on near-bed turbulent flow characteristics

Influence of bed roughness on near-bed flow characteristics is of considerable importance, especially in turbulent flows over rough beds. This experimental study is devoted to insight various turbulent flow characteristics such as velocity distributions, Reynolds shear stresses (RSS) and velocity power spectra at the groove, lee and crest level of carrier fluid in an immobile gravel bed stream. Uniform round shape...

Author(s): Ratul Das and  Sinan Nizar  

July 2020

Journal of Agricultural Extension and Rural Development
Local appropriation of socio-technical innovation: Case study of the shared mechanisation in Benin

The paper explored different processes of appropriation that sustain experiences of shared mechanisation in Benin. It analyzed the links between groups’ homogeneity, the member’s representations of shared mechanisation and the processes of setting cost recovery rules for sustainable utilization of farm equipments. We identified some gaps between formal and applied rules in cooperatives and revealed that...

Author(s): Ismail MOUMOUNI-MOUSSA  

July 2020

Journal of Chemical Engineering and Materials Science
Synthesis and characterization of hemp and flax fiber reinforced geopolymer composites

Reinforced Ordinary Portland Cement (OPC) has for a long time been a viable binder until the realization of its huge contribution to the excess carbon dioxide emitted in the atmosphere during its fabrication. The aim of this research work is to synthesize and characterize Collie fly ash based geopolymer composites reinforced with flax and hemp fibers. It was shown in this work that fiber reinforced geopolymer composites...

Author(s): Elvis Sikapizye and Adrian Habanyama  

July 2020

Educational Research and Reviews
Investigation of the relationship between critical thinking levels and academic achievement levels of students in Faculty of Sports Science

This study aims to investigate the relationship between critical thinking levels and academic achievement levels of the students in faculty of sports science. The research population consists of 1170 students studying at the Usak University, Faculty of Sport Sciences in the fall semester of 20192020. The sample group consisted of 334 students selected from the university by random sampling method through voluntary...

Author(s): Mihriay MUSA

July 2020

Educational Research and Reviews
Development of the English teaching evaluation model focusing on task-based learning to develop English writing ability and creative thinking in Language for sixth grade students in Thailand

This research aimed to study current situations, problems and needs for the development of an English teaching evaluation model focusing on task-based learning to develop English writing ability and creative thinking in the language; to create the development of the English teaching evaluation model, implement and evaluate the model designed. The research tools consisted of a structured interview form, an English...

Author(s): Phetaree Srimunta, Terdsak Suphandee, Somprasong Senarat, Sunan  Sripai and Sirisak Ardwichai  

July 2020

African Journal of Biotechnology
Genetic diversity analysis among soybean genotypes using SSR markers in Uganda

The assessment of genetic diversity among improved crop germplasm can facilitate the expansion of the genetic base for crop improvement in breeding program. However, little effort has been made to assess the level of genetic relatedness among released varieties and elite soybean [Glycine max (L.) Merr.] genotypes. The objective of this study was to determine the degree of genetic diversity that exists among released and...

Author(s): Clever Mukuze, Phinehas Tukamuhabwa, Mcebisi Maphosa, Shorai Dari, Isaac Onziga Dramadri, Tonny Obua, Hellen Kongai and Patrick Rubaihayo  

July 2020

African Journal of Plant Science
Biochar as an alternative growth medium for tree seedlings in the Guinea Savanna Zone of Ghana

A good planting medium is required for raising tree seedlings in the nursery, however Guinea savanna soils are generally poor in nitrogen and organic matter. This poses a challenge in accessing fertile soil for tree nurseries in Northern Ghana. The experiment was conducted in the Nyankpala campus to explore the potential of plant biochar as growth media for raising tree seedlings. Growth media prepared from six...

Author(s): Bernard Nouleyeng Baatuuwie, Latif Iddrisu Nasare and Edmond Gameli Tefuttor  

July 2020

African Journal of Plant Science
Lead-induced changes in germination behavior, growth and inhibition of δ-aminolevulinic acid dehydratase activity in Raphanus sativus L.

The seed germination test under lead (Pb) stress could be a quick test to understand plant tolerance to this heavy metal. The aim of this study was to compare the germination behavior of Raphanus sativus L. germinated in solution with different increasing concentration of lead, also to assess its accumulation and toxicity. The test was carried out in an incubator at 25 ± 1°C for 7 days and in a greenhouse for...

Author(s): K. Bendaoud Si Ahmed, A. Aoues, O. Kharoubi and I. Hetraf  

July 2020

International Journal of Psychology and Counselling
Adolescents and marijuana: Its prevalence, underpinning causes, effects and implications on the next generation

It is customarily challenging and fruitless to prevent young adults and teens from drug experimentation. Yet, the onset of marijuana or cannabis use by school-age young adults and teens could be delayed with holistic interventions that aim at involving stakeholders (that is schools, families, agencies, media, etc.). The objective of this review was to sum-up continental comparative data on the prevalence of cannabis or...

Author(s): Sefa Bulut and Ali Cissey Usman  

July 2020

International Journal of Fisheries and Aquaculture
Use of different colours of vertically-suspended structure during the hatchery rearing of juvenile landlocked fall Chinook salmon (Oncorhynchus tshawytscha, Walbaum)

This study investigated the effects of coloured structures on the growth of juvenile landlocked fall Chinook salmon (Oncorhynchus tshawytscha, Walbaum) during hatchery rearing. Structures consisted of an array of four aluminum angles painted one of four colours: Silver, red, black and green, which were vertically suspended in circular tanks. After 25 days, mean total lengths and weights of individual salmon reared in...

Author(s): Misty D. Jones, Jill M. Voorhees, Nathan Huysman, Eric Krebs and Michael E. Barnes  

July 2020

African Journal of Microbiology Research
Comparison between wet and semi-dry anaerobic biogas diester under thermophilic and mesophilic conditions: Methane productivity and analysis of microbiota

The current practice of using stanchion breeding cow houses results in a semi-dry manure that ideally should be used as the substrate for the anaerobic fermentation. The conventional liquid-slurry biogas fermentation is disadvantageous with high running costs due to requirement such as water addition and running efficiency, among others. This study aimed to establish a high-speed semi-dry methane fermentation system for...

Author(s): Kikue Hirota, Kosuke Hironaga, Zhihao Tu, and Isao Yumoto,

July 2020

African Journal of Plant Science
Effects of sowing depth on seed germination and seedling growth of Aframomum citratum (Pereira) K. Schum

Series of investigations have been carried out on the effect of sowing depths on seed germination and early seedlings growth of Aframomum citratum and has shown that sowing depth influences germination and early growth of most plant species. Thus, the importance of varying planting depths has received much attention from researchers for some time now. The depths studied in this research were 0, 3 and 6 cm, respectively....

Author(s): Anjah Mendi Grace and Christiana Ngyete Nyikob Mbogue  

July 2020

African Journal of Pure and Applied Chemistry
Geographical variation in total phenolics, flavonoids and antioxidant activities of Eucalyptus camaldulensis leaves in Burkina Faso

This study aimed to elucidate the effect of sampling location of Eucalyptus camaldulensis leaves on antioxidant activity, total phenolic content (TPC) and total flavonoid content (TFC). Leaves of E. camaldulensis collected at three different locations in Burkina Faso (north, central, south-west) were subjected to hydrodistillation to obtain a water extract and subsequent ethanol extraction of the solid residue. The...

Author(s): Ebba Rosendal, Jean Claude W. Ouédraogo, Cedric Dicko, Estera S. Dey and Yvonne L. Bonzi-Coulibaly  

July 2020

Journal of Public Health and Epidemiology
A comparison of male and female headed house holding of orphans and vulnerable children in Nigeria

Literature revealed the prognosis of vulnerability of households headed by females in general is poor. One can imagine the situation in households occupied by orphans and vulnerable children (OVC). Orphan-hood may arise from the death of one or both parents. This study compared the situation in male and female headed households among OVC households in three selected communities in Nigeria. The survey was carried out...

Author(s): Bamgboye Elijah A., Odusote Temitayo, Olusanmi Iyabode, Yusuf Oyindamola, Bamgboye Eniola A., Asaolu Olugbenga S., Iwuala Felix, Ayeni Oluwagbemiga and  Ladipo Oladapo A.  

July 2020

Journal of Toxicology and Environmental Health Sciences
Exposure to air freshner and its distresses on the antioxidant biomarkers of male Wistar rats

Air fresheners are widely used as a means of eliminating bad odour, albeit, it has been reported to be associated with some health risks. This work investigated the effect of acute exposure to air freshener on the antioxidant biomarkers of Wistar rats. Twenty-four Wistar rats were used for this study. The rats were divided into four groups of six rats each, labeled group 1, group 2, group 3, and group 4. Group 1, served...

Author(s): Gabriel-Brisibe C. U., Odinga T., Wokocha P. G. , Agara H.N. and Adinde T. C.  

July 2020

Journal of Media and Communication Studies
Role of social media in Ethiopia's recent political transition

This research aims to explore to what extent the popular social media positively and negatively affected Ethiopia's recent political transition. Further, the research focuses on how the social media played a role in leading to the overthrow of the state capture by the authoritarian and how they are playing role in the process since then. Qualitative research and analysis have been applied to depict the impact of...

Author(s): Adamu, Meseret Assefa  

July 2020

International Journal of Sociology and Anthropology
Jungle justice in Lagos metropolis, Nigeria

Jungle justice has added another dimension to the neigbourhood insecurity challenge in Lagos metropolis. The reoccurring lynching of suspect(s) in a crime scene, in Lagos metropolis and Nigeria, as well as, the dearth of empirical studies on this heinous crime in Nigeria motivated this study. Thus, this study anchored on Social Disorganisation Theory (SDT) of the Chicago School of Criminology, which identified...

Author(s): Ayomide Ilori  

July 2020

Journal of Veterinary Medicine and Animal Health
Factors associated with infectious bursal disease vaccination failure in Dar es salaam, Tanzania

Infectious bursal disease (IBD) is a viral infection that affects young chicks. The IBD outbreaks in vaccinated chickens are reported in Tanzania frequently. The current study was conducted to find out the possible causes of vaccination failure focusing on knowledge and practices of vaccine sellers and users, the immunogenic potential of currently used vaccine and the phylogenetic relationship between the vaccine and...

Author(s): Rukia Saidi, Gabriel Shirima, Joram Buza and Christopher Kasanga  

July 2020

African Journal of Agricultural Research
A cluster analysis of variables essential for climate change adaptation of smallholder dairy farmers of Nandi County, Kenya

Smallholder dairy farmers occupy high potential areas of Kenya and are a source of manure, crops and milk. There is need to use other means of characterising smallholder dairy farmers as they mostly practice mixed farming. The objective of this paper is to use cluster analysis method to characterize the smallholder dairy farmers with added farmer and activity data variables. Clusters of 336 farmers in this study were...

Author(s): Jesse O. Owino, Daniel Olago, Shem O. Wandiga and Asaah Ndambi  

July 2020

Journal of Economics and International Finance
Stimulating farmer access to bank credit in Zimbabwe: The bankers’ perspective

Access to finance by farmers is recognized as a tool for poverty eradication in developing countries, where the majority depends on agriculture for survival. This study sought to establish strategies for enhancing farmer access to bank credit as prescribed by the lenders themselves. A structured interview guide collected primary data from a sample of 12 registered commercial banks in Zimbabwe, which were analysed by...

Author(s): Chigunhah Blessing Ropafadzo, Svotwa E., Govere I. and Chikazhe L.  

July 2020

International Journal of Nutrition and Metabolism
Nutritional status and associated drivers of food choice among lactating women in Debre Birhan Town, North Shoa Zone, Amhara Region, Ethiopia: A community based cross-sectional study

People’s perception of food products during food choice is a very complex phenomenon that is influenced by a wide range of characteristics that an individual, groups and local communities make. This study investigated nutritional status and associated motives of food choice among lactating women from Debre Birhan Town. Anthropometric measurements and motives of food choice questionnaire were administered among 423...

Author(s): Gesessew Kibr  

July 2020

International Journal of Physical Sciences
Thermo-mechanical properties of V-5Cr-5Ti alloy: 3D molecular dynamics simulation

This paper presents the results of the study of 3D molecular dynamics simulation to investigate the thermomechanical properties of the V-5Cr-5Ti ternary alloy. The main purpose of this work is to evaluate the quality of the Finnis-Sinclair potential for V-rich V-Cr-Ti random alloys with a body-centered-cubic (bcc) structure. The results demonstrated that the elastic constants of the V-5Cr-5Ti alloy are close to the...

Author(s): M. M. Aish and S. A. Aljasar  

July 2020

African Journal of Microbiology Research
Epidemiology of pathogenic microorganisms, basic diseases and clinical biomarker analysis in patients with bloodstream infections from a 3A General Hospital in Lanzhou of China

The aim of this study is to investigate the burden of basic diseases, the epidemiology of pathogenic microbes in patients with bloodstream infections and their clinical biomarkers. Data on bloodstream infections from 2012 to 2018 were obtained from a 3A General Hospital in Lanzhou of China. 1990 patients with bloodstream infections participated in the study; their basic diseases, pathogenic microorganisms and...

Author(s): Feng Qiangsheng, Song Yuejuan and Ha Xiaoqin  

July 2020

African Journal of Microbiology Research
Suitability of bacterial fermentation and foil packaging of condiment from African mesquite (Prosopis africana) seeds for nutritional retention and commercialization

The process for bacterial fermentation and foil packaging of condiment (‘Okpeye’) from African mesquite seeds was described and its nutritional enrichment and packaging improvement for commercialization were verified. The seeds (1 Kg) were cleaned, washed and boiled in autoclave at 121°C for 2 h, cooled, drained, de-hulled and divided into two portions of 300 g each. One portion was placed in sterile...

Author(s): Uzodinma E. O., Mbaeyi-Nwaoha I. E. and Onwurafor E. U.

July 2020

African Journal of Microbiology Research
Isolation and characterization of rhizospheric microorganisms from bacterial wilt endemic areas in Kenya

Ralstonia solanacearum is a soil-borne bacterium causing bacterial wilt, particularly in Solanaceae crops, including tomatoes. Due to pathogen’s wide host plant range, pesticide resistance, and ability to overcome cultivars utilized for innate resistance, not even a single measure is effective against the pathogen. Screening the rhizosphere of bacterial wilt tolerant tomato plants from Bomet, Kiambu, Kajiado and...

Author(s): Kones C., Mwajita M., Kariuki L., Kiirika L. and Kavoo A.  

July 2020

African Journal of Plant Science
Morphological and molecular characterization of cultivated yam (Dioscorea species) in selected counties in Kenya

This study was conducted to characterize Dioscorea spp. in Kenya using morphological and molecular characteristics. Data on 22 morphological traits were subjected to cluster analysis and multivariate analysis using principal component (PCA). The dendrogram of cluster analysis revealed three main groups: Species distribution based on PC-1 and PC-2 showed the distantly related species in each quarter; D. alata L. (1st...

Author(s): Valentine Atieno, Grace W. Gatheri, Joseph W. Kamau and Morris Muthini  

July 2020

African Journal of Plant Science
Evaluating the incidence and severity of rice yellow mottle virus and maize streak virus on rice (Oryza sativa L.) and associated insects in the Federal Capital Territory, Abuja, Nigeria

Rice is an important staple food in Nigeria, affected by several diseases especially viruses. This study was carried out to evaluate the incidence and severity of two important viruses on rice plants and to identify associated insects in the Federal Capital Territory (F.C.T), Abuja in 2019. Field experiment was carried out from June to October, 2019 at the Teaching and Research Farm of the Faculty of Agriculture,...

Author(s): Oladapo Oluwatobi Folarin, Shatu Wudiri Asala, Akeem Abolade Oyerinde and Tolani Islamiat Okelola  

July 2020

African Journal of Business Management
Entrepreneurship in crisis situations: Determinants of entrepreneurial intentions among University Students in Yemen

The aim of this study was to examine the entrepreneurial intentions of university students at two major universities in Yemen. The entrepreneurial intentions of students were determined using demographic, personality, environmental and situational variables. The primary data were collected through a questionnaire survey method. A total of 487 students have been included from different programs such as economics,...

Author(s): AL-Qadasi Nabil and Gongyi Zhang  

July 2020

African Journal of Political Science and International Relations
Stay at home: Coronavirus (COVID-19), isolationism and the future of globalization

The novel Corona Virus (Covid-19) is creating havoc in the world. It is causing greatest damage to the health and economic fabrics of societies with considerable impact on individuals, families, communities, and nations in unprecedented scale. At the same time countries are taking desperate measures to curb its spread and limit its negative consequences. Some of these measures include stay at home and closed door...

Author(s): Kebede Kassa Tsegaye  

July 2020

International Journal of Educational Administration and Policy Studies
Semiotic procedural knowledge model on solution of problems and problem-solving analysis

This study aims to use problem solving techniques in solving problems at different stages step by step. The theoretical and experimental semiotic model was developed by using the semiotic model method, which can be established with the relation of priority-recency, and an analysis of the problem solving skills of the students was made. Given that the procedural knowledge questions are used as the type of question to be...

Author(s): Ismail Yılmaz  

July 2020

Journal of Stored Products and Postharvest Research
Oxygen demand of bean bruchids (Acanthoscelides obtectus Say)

The common bean (Phaseolus vulgaris L) is an important crop in many countries and its safe storage is crucial in maintaining a sufficient and high quality food supply for the community. A non-chemical storage technique, hermetic storage, is being used to control the bean bruchid (Acanthoscelides obtectus Say), a beetle which can cause large losses to stored beans. Experiments were carried out using hermetically sealed...

Author(s): Jeffrey Askey, Carl Bern, Thomas Brumm and Joel Coats  

Page 7 of 1197, showing 50 records out of 59820 total, starting on record 301, ending on 350