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May 2018

Qualitative traits variation in barley (Hordeum vulgare L.) landraces from the Southern highlands of Ethiopia

Thirty six barley landraces were collected from three districts of the southern highlands of Ethiopia and evaluated for 11 morphological traits to assess the extent of qualitative trait variations based on morphological traits. The results showed that 42% of the 36 barley landraces were found to have six kernel row numbers for the three collection districts. The distribution of four kernel raw number was found to be...

Author(s): Addisu Fekadu, Fantahun Woldesenbet and Shumet Tenaw  

May 2018

Quality attributes of homemade tomato sauce stored at different temperatures

Tomato (Lycopersicon esculentum) is processed into different products including tomato sauce. The aim of this study was to determine the quality attributes of homemade tomato sauce during storage at 6 and 30°C for 8 weeks. At 4 weeks, there were no significant changes in sensory attributes during storage at both 6 and 30°C. There were significant differences (P˂0.05) of sensory attributes after 6 weeks. Sauce...

Author(s): Smith Gilliard Nkhata and Emmanuel Owino Ayua

May 2018

Quality of porridge from sub-Saharan Africa evaluated using instrumental techniques and descriptive sensory lexicon. Part 2: Thin porridge

Thin porridge is a popular nourishment drink for adults and complementary food for children in sub-Saharan Africa. It is made from straight (unblended) or composite flours of maize, sorghum, finger millet and cassava in neutral or chemically-acidified media, or after spontaneous fermentation of the flours. The objective of this study was to determine the impact of type of composite flour and pH on the sensory quality of...

Author(s): Calvin Onyango and George W. Wanjala

May 2018

Two withanolides from Withania somnifera (solanaceae) and activity of methanolic extracts against fungal and bacterial pathogens that affects food crops

Methanolic extract obtained from the dried leaves of Withania Somnifera was subjected to column chromatography leading to the isolation of two withanolides. Their structures were elucidated using 1D and 2D NMR spectroscopy. The isolated withanolides were determined to be 5α, 17β-dihydroxy-6α, 7β-epoxy-1-oxo-witha-2, 24-dienolide (1) and 4, 5, 6, 15-tetrahydroxy-1-oxo-witha-7-enolide (2). The...

Author(s): Regina Chepkorir, Josphat Clement Matasyoh and Isabel N. Wagara

May 2018

How far can climate changes help to conserve and restore Garcinia kola Heckel, an extinct species in the wild in Benin (West Africa)

A study was conducted to assess how well climate changes can help to conserve and restore Garcinia kola Heckel in the Protected Area Network (PAN) and in urban areas in Benin. To achieve this, occurrence data from GBIF was used and the environmental data from AfriClim was used in order to model the species’ potential habitat under current and future climates. The maximum entropy modeling approach of MaxEnt was...

Author(s): Akotchiffor Kévin G. DJOTAN, Augustin Kossi N. AOUDJI, Sylvie Akouavi F. CODJIA, Alain J. GBÈTOHO, Kourouma KOURA and Jean Cossi GANGLO

May 2018

Habitat biophysical and spatial patterns assessment within Oti-Keran-Mandouri protected area network in Togo

Oti-Keran-Mandouri (OKM) is part of the elephant historical range and one of the priority corridors proposed for elephant conservation in West Africa. However, its potentialities to be a functional corridor are yet to be evaluated in a context of increasing anthropogenic pressure. This study aims at assessing habitat biophysical patterns and fragmentation level. A multicriteria evaluation using fuzzy logic was performed...

Author(s): Aniko Polo-Akpisso, Fousseni Folega, Ouattara Soulemane, Wouyo Atakpama, Mamadou Coulibaly, Kpérkouma Wala, Achim Röder, Koffi Akpagana and Tano Yao

May 2018

Effects of bush encroachment on plant composition, diversity and carbon stock in Borana rangelands, Southern Ethiopia

Bush encroachment is reducing rangeland productivity in Borana rangelands. This study was conducted in Teltele Woreda of Borana zone, to evaluate the effects of bush encroachment on plant species composition, diversity and its contribution to carbon stock. Bush encroached, non-encroached and bush thinned rangeland types were selected for the study. Nested plots for collecting tree, shrub, herbaceous and soil data were...

Author(s): Siraj Kelil Gobelle and Abdella Gure

May 2018

Study of floral diversity from rural pockets of Odisha, India: Plants for fun and games

In earlier days, children used to play in outdoors with plant parts and their products for fun making and games. However with modernity and advancement in science and technology, this indigenous knowledge is vanishing day by day. There is no scientific documentation of plants being used for fun and games by children. The present study carried out in different tribal and non-tribal village schools of Koraput and Khordha...

Author(s): Mahendra K. Satapathy, Sidhanta S. Bisoi and Sanjeeb K. Das

May 2018

Factors affecting implementation of integrated community case management of childhood illnesses in South West Shoa Zone, Central Ethiopia

Integrated community case management (ICCM) is a program that allowed Health Extension Workers (HEWs) treat the three most common childhood illnesses: pneumonia, diarrhea and malaria through delivering a closer and accessible care. In Ethiopia, this proven strategy was being implemented in selected districts of the regions but there were no sufficient evidences to decision-makers for improvement interventions....

Author(s): Wase Benti Hailu, Waju Beyene Salgedo and Ayinengida Adamu Walle  

May 2018

Factors associated with sputum conversion in a multinational population of tuberculosis patients

Various factors had been related with sputum conversion in tuberculosis patients, which constituted an essential indicator of the effectiveness of treatment and the infectivity of patients. The study evaluates the factors related with smear sputum conversion in pulmonary tuberculosis. A retrospective cohort study of newly diagnosed pulmonary tuberculosis was performed from January 2013 to September 2016 in Cuban...

Author(s): Humberto Guanche Garcell, Ariadna Villanueva Arias, Francisco Gutierrez García, Victor E. Ramírez Zenón and Ramón N Alfonso Serrano

May 2018

Satisfaction of maternal care among women delivered at Asrade Zewude Memorial Primary Hospital, Bure, West Gojjam, Amhara, Ethiopia: A cross sectional study

Maternal satisfaction is a means of evaluating quality of maternal health care given in health facilities. The objective  was to assess the level of maternal  satisfaction and associated factors  at  Asrade Zewude Memorial Primary Hospital. Cross-sectional study was conducted on 420 clients by systematic sampling method from February 8, 2017 to September 25, 2017. Structured questionnaire that was...

Author(s): Gizew Dessie Asres

May 2018

Maternal dietary and nutritional characteristics as predictor of newborn birth weight in Jimma Town, Southwest Ethiopia, 2017

Maternal nutrition plays a major role in influencing fetal growth and birth outcomes. It is a modifiable risk factor which drags a significant public health consideration to avert adverse birth outcomes, specially, in low and middle income countries. Suboptimal dietary and nutritional characteristics and low birth weight are prevalent in the present study setting. This study was conducted to assess the association of...

Author(s): Hawi Goshu, Melese Sinaga Teshome and Kalkidan Hassen Abate  

May 2018

Socio-demographic determinants of health support services among orphans and vulnerable children in Nigeria

Worldwide, the population of orphans and vulnerable children is estimated to be around 160 million with sub-Sahara Africa accounting for 80% of these children owing largely to the effect of HIV/AIDS, civil wars, road accidents, sectarian violence, terrorism, and other factors. Efforts have been made over the years by governments and development partners to mitigate the effects of orphanhood, but these efforts have...

Author(s): Chima Victor

May 2018

Biotransformation and detoxification of reactive black dye by Ganoderma tsugae

In this study, the decolourization potential of the white-rot fungus Ganoderma tsugae, which is capable of producing laccase was investigated to degrade reactive black dye. Biodegradation of reactive black dye was analyzed by using spectrophotometer at an absorbance of 585 nm. Laccase, manganese peroxidase and pH were served as biodegradation indices. Fourier transform infrared (FTIR) and gas chromatography mass...

Author(s): Zubbair N. A., Ajao A. T., Adeyemo E. O. and Adeniyi D. O.

May 2018

Screening of hydrocarbon degrading fungi in crude oil polluted soil isolated in the Niger Delta

Bioremediation has been argued to be cheaper and more environmental friendly when compared to other remediation technology. Bioremediation make use of the ability of bacteria and fungi to biodegrade organic compound to cleanup hydrocarbon pollution. Many fungi have been shown to biodegrade simple and complex polycyclic aromatic hydrocarbon. In this study, petroleum hydrocarbon degrading fungi have been isolated and...

Author(s): Egbo, W. Mansi, Onyewuchi Akaranta and Gideon Abu

May 2018

Combining ability assessment in Helianthus annuus L. through line × tester analysis for quantitative traits and quality parameters

The cross combinations of different lines and testers (L×T) for high yielding sunflower (Helianthus annuus) hybrids were evaluated. Plant materials were utilized by L×T mating design of 7 lines and 3 testers and their 21 hybrids were sown in the field during 2015 autumn season in RCBD design with 3 replications. Genetic variability, general combing ability (GCA) and specific combining ability (SCA) among...

Author(s): Muhammad Azeem ur Rahman Khalid, Dr Muhammad Ahsan Iqbal, Muhammad Zubair, Amanullah Zafar, Asad Butt, Sulman Abid, Yasir Shahzad, Muhammad Ajmal and Ali Adnan Liaqat

May 2018

Genetic variability and diversity studies in Durum wheat (Triticum turgidum L. var. durum) genotypes based on cluster analysis using agronomic and quality traits in Southern Ethiopia

Genetic diversity is worthwhile for durum wheat breeding and consequently results in production of more efficient varieties under different conditions. Cluster analysis based on Euclidean distances was carried out with 21 durum wheat genotypes to assess the genetic diversity for agronomic and quality traits. The Unweighted Pair Group Average using Arithmetic Mean as linkage rule was used for the analysis of the...

Author(s): Yonas Shimelis, Wassu Mohammed and Tesfaye Letta

May 2018

Post-harvest evaluation of selected inbred lines to maize weevil Sitophilus zeamais resistance

Maize weevil (Sitophilus zeamais Motschulsky) is a major maize (Zea mays L.) storage insect pest in the tropics which reduces the quantity and quality of maize hence facilitating establishment of aflatoxin and other mycotoxins. The objective of this study was to evaluate maize weevil resistance on selected inbred lines. Twenty eight inbred lines with 2 checks (MTPO701-reistant and Duma 41-susceptible) were used in this...

Author(s): Khakata S., Mbute F. N., Chemining’wa G. N., Mwimali M., Karanja J., Harvey J. and Mwololo J. K.

May 2018

Small scale entrepreunership of seaweed in Serewe Bay, East Lombok, Indonesia: Challenges and Opportunities

Improving the livelihoods and socio-economic conditions of coastal communities is important to make people more secure and less vulnerable to both external pressures and inevitable socio-economic changes. This study aims to describe the characteristics of small-scale entrepreneurs based on seaweed and market characteristics, describe the challenges and opportunities of seaweed business, and find out the government...

Author(s): Achmad Zamroni  

May 2018

Attitude of indigenous chicken farmers towards agricultural insurance in Nyanza, Kenya

Indigenous chicken (IC) contribute significantly to income and food security of rural communities. However, the IC are kept in systems that are characterised by high risk conditions such as diseases, predation, inadequate feeding and poor housing resulting in sub optimal production levels and profitability. Agricultural insurance therefore becomes an attractive option of minimizing these risks. Uptake of agricultural...

Author(s): Phoebe Bwari Mose, Chrilukovian Bwire Wasike, Benjamin Ombok Owuor and Mary Jepkemboi Kipsat  

May 2018

Economic efficiency of milk production among small-scale dairy farmers in Mukurweini, Nyeri County, kenya

This study aimed at evaluating the economic efficiency of milk production among small-scale dairy farmers in Mukurweini, Nyeri County, Kenya. Data were collected from 91 small-scale dairy farmers previously engaged in a nutritional study in 2013. The farmers had been sampled using purposive sampling technique. Data were collected using structured questionnaires, entered into statistical package for social science...

Author(s): Maina Florence, Mburu John, Gitau George, VanLeeuwen John and Negusse Yigzaw  

May 2018

Smallholder farmers’ livestock production and marketing in Bahir Dar Zuria District, Northwestern Ethiopia

The objective of the study was to assess the livestock production and marketing system in smallholder systems of the area. Two kebeles were selected from Bahir Dr Zuria district based on livestock production experience and accessibility to road. Primary data were collected using semi-structured questionnaire and supplemented with key informants and secondary data sources. The average land holding in the area was 0.73 ha...

Author(s): Bimrew Asmare  

May 2018

Productive and reproductive performance of local dairy cows in selected districts of Sidama Zone, Southern Ethiopia

The aim of the study was to assess the productive and reproductive performance of local dairy cows and constraints and opportunities of dairy production in selected districts of Sidama zone, Southern Ethiopia. Multistage sampling technique were employed in three districts selected representing highland (Wenisho), midland (Dale) and lowland (Loka Abaya) from Sidama Zone. One hundred and thirty five households who owned...

Author(s): Abera Yetera, Mengistu Urge and Ajebu Nurfeta  

May 2018

Feeding value potential of mulberry (Morus alba) leaf meal to replace concentrate mix

The experiment was carried out to estimate the feeding value of mulberry (Morus alba) leaf meal by evaluating its chemical composition in vitro organic matter digestibility and in sacco dry matter (DM) degradability. This study aimed to assess the potential of mulberry foliage in supplementing the feed of ruminant animals during the dry season, when other feed resources are scarce and their quality generally fall short...

Author(s): Gebrekidan Tesfay, Berhan Tamir and Gebreyohannse Berhane  

April 2018

Mammalwatching: A new source of support for science and conservation

During the 20th century, birding evolved from a little-known hobby into a global phenomenon important for ornithology and bird conservation. More recently a similar change has begun for mammalwatching, which is rapidly gaining popularity and is already providing financial support, observational data, diagnostic information, and a volunteer base for mammalogy and mammalian conservation. The study data suggest that...

Author(s): Vladimir Dinets, and Jon Hall

April 2018

Plant diversity analysis for conservation of Afromontane vegetation in socio-ecological mountain landscape of Gurage, South Central Ethiopia

The present study was conducted for the conservation and management of vegetation in a socio-ecological mountain landscape through assessment of floristic composition, community types and structure of woody species in the Wabe River catchment of the Gurage Mountains in Ethiopia. The preferential sampling technique was applied to collect floristic and vegetation structure data, and within each plot, woody species...

Author(s): Mesfin Sahle, Christine Fürst and Kumelachew Yeshitela  

April 2018

Effect of forest management approach on household economy and community participation in conservation: A case of Aberdare Forest Ecosystem, Kenya

Forest ecosystems are important for ecological and socio-economic wellbeing, particularly for diversification of the livelihoods of adjacent communities. The forest management approach applied in an ecosystem influences availability, access and utilisation of forest products, and community participation in conservation. This study examined the effect of forest management approach on households’ economy and...

Author(s): Elizabeth W. Wambugu, Gilbert O. Obwoyere and Bernard K. Kirui  

April 2018

Species diversity, habitat association and abundance of avifauna and large mammals in Gonde Teklehimanot and Aresema monasteries in North Gondar, Ethiopia

Studies on species composition, distribution and relative abundance of birds and mammals in Gonde Teklehimanot and Aresema Monasteries was carried out from December, 2015 to February, 2016. In these areas, wildlife conservation is directly relevant to the local community, often as a source of livelihood, medicine and spiritual values. To collect data on population status of large mammals, we commenced a line transect...

Author(s): Eshetu Moges, Getinet Masersha, Tebaber Chanie, Agrie Addisu, Eyobe bv Mesfin and Cherkos Wgeorgis Beyen  

April 2018

Assessment of impediments affecting health systems response to neurocysticercosis in two districts (Gulu and Amuru) of Northern Uganda: A cross sectional study

Northern Uganda is recovering from the effects of prolonged war which devastated most of the health systems in the region. The aim of the study was to identify health sector impediments affecting health systems response to Neurocysticercosis in the districts of Gulu and Amuru.  A cross sectional study was conducted on two hospitals and 10 health centers.  Two hundred and three (n=203) respondents were...

Author(s): Simon Peter Alarakol, Constantine Steven Labongo Loum, Walter Onen Yagos and Kenneth Luyramamoi

April 2018

Compliance to treatment regimen among diabetic patients attending outpatient department of selected hospitals in Benin City, Edo State

Diabetes is a global health issue as it is a metabolic disease that affects individuals of all ages. The success of long term maintenance therapy for diabetes mellitus depends largely upon the patient’s compliance with a therapeutic plan. This study investigated the level of compliance with treatment regimen among clients with diabetes mellitus in selected hospital in Benin City, Edo state. A descriptive cross...

Author(s): Ehwarieme T. A., Ogbogu C. J., Mbadugha Chisom and Obiekwu Adaobi, L.

April 2018

Factors associated with utilization of institutional delivery care and postnatal care services in Ethiopia

Ethiopia is one of the sub-Saharan African countries with high maternal mortality rate due to complication of delivery. Institutional delivery care and postnatal care are key health services that can reduce maternal mortality. The main objective of this study was to identify factors affecting utilization of institutional delivery and postnatal care services. The data for this study were obtained from the 2014 EDHS which...

Author(s): Asrat Atsedeweyn Andargie and Mengistu Abebe

April 2018

Assessment of community knowledge, attitude and practice on milk borne zoonoses disease in Debre- Birhan town, north Shewa, Ethiopia

A cross-sectional questionnaire survey was conducted in Debre-Birhan town, North shoa, Ethiopia, with the objectives of assessing the knowledge, attitude and practices (KAP) of the study participants with respect to milk borne zoonoses; and to determine the effect of demographic character of respondents on knowledge, attitude and practice of zoonotic diseases. Data were collected from the respondents through...

Author(s): Mandefero Delelegn and Yeshibelay Girma

April 2018

Spatial-temporal distribution, abundance, diversity and mortality of birds on road network in the Serengeti Ecosystem, Tanzania

Vehicle collisions with wild animals are acknowledged as a non-negligible source of death of wild birds and often affect their spatial-temporal distribution, abundance and diversity. However, data to ascertain the impact of road kills on wild birds are scarce, especially around the Serengeti Ecosystem in Tanzania. This work aims to investigate the impact of road kills on wild birds and their spatial-temporal...

Author(s): Ally K. Nkwabi, Richard D. Lyamuya, Emmanuel Masenga, John Bukombe, Grayson Mwakalebe, Maulid Mdaki and Robert Fyumagwa

April 2018

Trend, pattern and determinants of crop diversification of small holders in West Bengal: A district-wise panel data analysis

Crop diversification is one of the most important risk management and income enhancing strategies for farmers. The study investigates the pattern, trend, and factors influencing crop diversification in different districts of West Bengal, based on secondary data. The Simpson index has been used to estimate diversification. The results show that all the districts of West Bengal and the state as a whole have exhibited a...

Author(s): Debasis Mithiya, Kumarjit Mandal and Lakshmikanta Datta

April 2018

Do fertilizers and cropland influence the agricultural production value in the same way? Evidence using the autoregressive distributed lags approach of cointegration

Cropland and fertilizers are two prominent and non-spared factors of agricultural sustainable production. This study mainly aimed to examine the response of crop production value to cropland used and chemical fertilizers supplied by using the Autoregressive Distributed Lags approach of cointegration over the period 1980 to 2016. The bound test and the error correction term showed that the amount of nitrogen (N),...

Author(s): Brice Hoyeton Ainan and Luan Jingdong  

April 2018

Econometric analysis of socioeconomic and demographic determinants of rural households’ saving behavior: The case of Sinana district, Ethiopia

This paper examines the major socioeconomic and demographic determinants of rural households’ saving behavior in Sinana district, Ethiopia. A random sample of 267 rural households was selected from four rural kebeles of the district. The study used both descriptive statistics and econometric model for the analysis of primary data. The result of descriptive statistics demonstrates that 47.2% of the sampled...

Author(s): Mekonin Abera Negeri and Birhane Zelalem Kebede

April 2018

Challenges and opportunities of honey production in north- east dry land areas of Amhara National Regional State, Ethiopia

The study aims to evaluate major challenges, opportunities and future prospects of bee keeping and honey production in three districts of Waghimra Zone (Abergell, Sekota and Gazgibala). To collect data, 332 respondents were selected using systematic random sampling from the three districts. Data were collected using semi-structured questionnaire, observation, keyinformant interveiw and focus group discussion. Data were...

Author(s): Aregawi Kalayu, Zewdu Wondifraw and Woreknesh Tiruneh  

April 2018

On farm partial budget analysis of pepper (Capsicum Annuum L.) to the application of NP fertilizer and farmyard manure in Raya Azebo District, Northern Ethiopia

This research was conducted to assess the economic feasibility of inorganic fertilizer application and farmyard manure on Marako Fana pepper variety in Raya Azebo district, Northern Ethiopia. The combination of 25, 50, 75 and 100% of nationally recommended inorganic fertilizers and 10 t ha-1 farmyard manure as well as four control treatments (unfertilized, 100% farmyard manure, 100%  and blended fertilizer/NPS)...

Author(s): Kassa Melese, Wassu Mohammed and Gebre Hadgu

April 2018

Sustaining the economic growth for agriculture sector in Benin#: How do agricultural technologies influence the growth rate?

This paper examined the influence of agricultural technologies on the growth of agricultural value-added based on time series data (1990-2016) and Cobb-Douglas production function. The results indicated that there are significant and certain benefits to draw economically from the utilization of a system of technological innovations including mechanization, renewed capital stocks, as well as temporary annual cropping and...

Author(s): Ainan Hoyeton Brice and Luan Jingdong

April 2018

Current outlook and future promise of ethnobotany in Nigeria: A review and personal observation

This paper reviews the current state and future prospects of ethnobotany in Nigeria. A brief historical background is presented. Books and journals indexed by Scopus and Science Direct were reviewed. Direct search was also made on the official websites of journals specializing in ethnobotany and allied disciplines. The field of ethnobotany manifests in all facets of human activities and relates to cultural and...

Author(s): Erinoso S. M. and Aworinde D. O.  

April 2018

Comparative study on the effect of bio-slurry and inorganic N-fertilizer on growth and yield of kale (Brassica oleracea L.)

Kale is one of the nutritious leafy vegetables with a high nitrogen fertilizer requirement. However, soil fertility is declining progressively due to the imbalanced use of inorganic fertilizer. Discharging bio-slurry as waste will lead to environmental pollution and disposing will also lead to costs because of its large volume. Consequently, replacing chemical fertilizers with bio-slurry can not only achieve efficient...

Author(s): Ashenafi Haile and Tewodros Ayalew

April 2018

Morphological characteristics of avocado (Persea americana Mill.) in Ghana

Avocado (Persea americana Mill.) is an important economic tree crop grown in home gardens and farms all over Ghana. Although there are some studies on diverse aspects of the crop in several parts of the world, not much has been documented about its morphology in Ghana. This study was therefore conducted to describe the morphology of avocado in the Ashanti and Central Regions of Ghana. Using the avocado descriptor as a...

Author(s): Janice D. Abraham, John Abraham and Jemmy F. Takrama

April 2018

Mango doughnuts technology process for innovative prevention of post-harvest loss of mango fruits in Burkina Faso

The present study involved the processing and testing of two formulations of mango doughnuts. The mango pulp formulations were combined either with maize or rice flour. The dough from both formulations was fried in immersion oil using a gas-fueled fritter and a crepe maker in controlled conditions. Levels of moisture, titrable acidity, total ash, fat, proteins, total sugars and beta-carotene were determined for the...

Author(s): Hyacinthe KANTE-TRAORE, Hagrétou SAWADOGO-LINGANI, Charles PARKOUDA, Judith P. M. SAMADOULOUGOU–KAFANDO and Mamoudou H. DICKO  

April 2018

Nutritional and sensory evaluation of African breadfruit-corn yoghurt

Single extracts of African breadfruit (Treculia africana var africana) and sweet corn (Golden cob F1) were blended on 60:40 proportions to produce breadfruit-corn milk. The breadfruit-corn milk was fermented to obtain a yoghurt-like product (breadfruit-corn yoghurt), using inoculums drawn from activation batch of dried starter and previously made breadfruit-corn milk. The breadfruit-corn yoghurt was subjected to...

Author(s): Ifediba Donald I. and Nwafor Eucharia.C  

April 2018

Impact of electric voltages on the emulsification capabilities of okra seed protein-rich extract

A portion of okra seed protein-rich extract (PRE) prepared with NaCl solution (5 g/L) was hydrolyzed at 110°C for 5 h (1 atm. pressure). The PRE (sample A), hydrolyzed PRE-B, whole okra seed flour-C and gelatin-D were tested for emulsification capacity (EMC) and emulsion stability (ES). The emulsions were prepared and tested in (i) normal environmental condition (o/w and w/o), (ii) current carrying beaker-CB, (iii)...

Author(s): Uhiara N. S., Onwuka G. I., Nwabueze T. U. and Anosike M.  

April 2018

Distribution and level of arsenic in selected environmental indicators

In this study, total arsenic was determined in soil, common grass (Cenchrus ciliaris), plant leaf (Dogwood; Cornus florida) and an invertebrate (Stag beetle; Rhinotia hemistictus). This was with a view of investigating its distribution and level in the environment. Samples were randomly collected from stratified sections of the study area, processed and analysed using validated acid extraction technique. Detection of...

Author(s): Omotayo Rafiu Awofolu

April 2018

Microbiological and physico-chemical analyses of hand dug well-water near pit latrine in a rural Area of Western Nigeria

Contamination of water from feacal sources can lead to major outbreaks of water-borne diseases when such water is consumed without proper treatment. The microbiological and physicochemical analyses of well-water sample collected near pit latrines in Oko, Oyo State, Nigeria were carried out during rainy and dry seasons. Microbiological analysis was carried out by using Most Probable Number (MPN) technique while...

Author(s): Olatunde Simeon Kayowa and Ayandele Abiodun Ayanfemi

April 2018

Land-use/cover change analysis using Remote Sensing techniques in the landscape of Majang Zone of Gambella Region, Ethiopia

Recently, forest land grant for investment which is often misquoted as bare land is posing a challenge to biodiversity conservation efforts in the Majang Zone of Gambella Region, Ethiopia. On the other hand, Majang zone has always been known for dense forest cover and rich biodiversity; but recently threatened due to plantation investment. In order to tackle such prevailing problems, timely information about past and...

Author(s): Mathewos Muke and Bewuketu Haile

April 2018

Comparative risk of pit latrine sludge from unplanned settlements and wastewater in Mzuzu City, Malawi

Most developing countries use existing knowledge and infrastructure for wastewater in the treatment, reuse and disposal of faecal sludge. There is need to have a clear picture of the risk faecal sludge poses in relation to wastewater if effective treatment, disposal and reuse systems are to be implemented. Little work has been done to quantify the risk faecal sludge poses in relation to wastewater in a localized...

Author(s): Khumbo Kalulu, Bernard Thole,  Edward Chikhwenda,  Adamson Thengolose and Grant Kululanga

April 2018

The bio-efficacy of Calpurnia aurea against Sitophilus zeamais (Motschulsky) (Coleoptera; Curculionidae) of stored maize under laboratory condition in Ethiopia

N-hexane (non-polar), chloroform (partial polar), distilled water, methanol, acetone and ethanol (polar) extracts (10 g/100, 20 g/100 and 20 g/100 ml extraction levels) and leaf powder of Calpurnia aurea were tested as protectant against maize weevil, Sitophilus zeamais on filter paper and in maize grains under laboratory condition. The extracts and powder were applied at rate of 2 and 3 ml on filter paper and at a rate...

Author(s): Berhanu Hiruy and Emana Getu

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