1. STUDIES ON SOME BIOLOGICAL AND PHYSICOCHEMICALPARAMETERS OF ROCK POOL HABITATS OF MOSQUITOES(DIPTERA:CULICIDAE)
ABSTRACT
Entomologicalsurveyswereconductedtodeterminethebiologicalandphysicochemical parameters influencing mosquito breeding in rock pools on inselbergsinKaduna State. Availablerockpoolswere searchedon theinselbergsfortnightlybetween June and October...
2. EVALUATION OF THE EFFECTS OF ANTHROPOENIC ACTIVITIES AND DOMESTIC WASTE ON SURFACE WATER QUALITY (A CASE STUDY OF EKULU RIVER, ENUGU). Abstract
Abstract
The microbiological and organic pollutants characteristics of umuosoko stream in ikwuano local government area, Enugu state, Nigeria were carried out. Twenty water samples were collected from four different parts of the river. The pour pl...
3. PRODUCTION OF BREAD USING WHEAT AND CASSAVA BLEND FLAVOURED WITH GINGER
INTRODUCTION
Bread is a staple food prepared from a dough of flour and water usually by baking. It is a good source of good nutrient such as macronutrients (carbohydrates protein, and fats) and micronutrients (minerals and vitamins) that are essential for human health.<...
4. A STUDY ON THE MODIFICATION, CHARACTERISATION AND APPLICATION OF COCONUT WASTES AS FILLERS IN RUBBER COMPOUNDING
ABSTRACT
In this study, coconut palm wastes were obtained, washed to remove sands and debris and then dried at 95oC for 1 hr to remove surface moisture. Filler modifications through carbonisation were done at varying temperatures of 300oC, 400oC, 500oC, 600oC and 700oC....
5. PERFORMANCE EVALUATION OF DIFFERENT MATERIALS AS CHILLS IN SAND CASTING OF ALUMINIUM ALLOY
ABSTRACT
This study has evaluated the effectiveness of metallic materials as chill in sand casting of aluminium alloy. Four plates of dimension 165mm x 80mm x10mm were cast using sand mould. Steel, copper and brass chills in form of cylindrical bar of g...
6. DEVELOPMENT AND CHARACTERISATION OF EPOXY/BORASSUS PALM (Borassus aethiopum Mart.) LEAF STALKFIBRE REINFORCED COMPOSITE
Excerpt from the Study
This work was aimed at developing and characterising epoxy/BPLSF reinforced composite by hand lay-up method.At the end of the study, the following conclusions were made.
i. Characterisation of untreated and treated fibre confirmed the et...
7. DEVELOPMENT OF BAOBAB/SISAL REINFORCED LOW DENSITY POLYETHYLENE HYBRID COMPOSITE
Abstract
In this work, the properties of baobab/sisal fibre reinforced low density polyethylene hybrid composites were studied. The effect of fibre loading and fibre treatment with varying sodium hydroxide (NaOH)concentration on the composite properties was investigated...
8. EFFECTS OF FIBRE HYBRIDIZATION ON THE PROPERTIES OF NATURAL FIBRE FILLED EPOXY COMPOSITES
ABSTRACT
The problems of low mechanical properties of composites reinforced with fibres of natural origin have been a source of concern for researchers. Also, the insufficient utilization of bagasse fibres due to its moderate strength has further reduced its potentialities in composite...
9. EFFECT OF DATE SEED POWDER FILLER ON PROPERTIES OF HIGH-DENSITY POLYETHYLENE
ABSTRACT
High-density polyethylene composites of date seed powder were prepared at filler loadings of 0 to 40wt%. The particle sizes of the date seed powder investigated were 72, 125, 150 and 180µm. Calcium carbonate was used as a reference filler. The high- density polyethylene c...
10. EVALUATION OF PULVERIZED COCONUT SHELL CHARCOAL AND PERIWINKLE SHELL FOR CARBURIZING MILD STEEL
ABSTRACT
The service conditions of many moving steel components require it to possess both hard and wear resistant surfaces witha tough and shock resistant cores. To achieve this, the suitability of pulverized coconut shell charcoal and periwinkle shell for carburizing 0.08%C mild steel...
11. INFLUENCE OF TIG PROCESS PARAMETERS ON HARDNESS, TENSILE STRENGTH AND MICROSTRUCTURES OF AISI430 FERRITIC STAINLESS STEEL WELDS
ABSTRACT
The influence of tungsten inert gas (TIG) welding process parameters on the microstructural features and mechanical properties (hardness and tensile strength) of AISI430 ferritic stainless steel (FSS) weldsbased on the central composite design (CCD) approach, was investigated....
12. PERFORMANCE EVALUATION OF DIFFERENT MATERIALS AS CHILLS IN SAND CASTING OF ALUMINIUM ALLOY
ABSTRACT
This study has evaluated the effectiveness of metallic materials as chill in sand casting of aluminium alloy. Four plates of dimension 165mm x 80mm x10mm were cast using sand mould. Steel, copper and brass chills in form of cylindrical bar of geometry 7mm in diameter and 50mm l...
13. SUITABILITY OF SNAIL SHELL PARTICLES AS AN ENERGIZER FOR CARBURIZING MILD STEEL
ABSTRACT
The suitability of hardwood charcoal and snail shell particles for carburizing mild steel was investigated. All the mild steel specimens were carburized at constant temperature of 920°C from one (1) to five (5) hours at intervals of one hour. The mild steel specimen in the...
14. SYNTHESIS, FORMULATION AND CHARACTERIZATION OF PHENOL FORMALDEHYDE/CHITOSAN COMPOSITES
Abstract
The methodology of the experiment involves three main stages. The first part describes the synthesis of the PF (novolac) resins. Novolac (resins) were prepared with an excess of phenol over formaldehyde under acidic conditions. PF molar ratio were varied from 1P:2F to 1P:8F. Th...
15. THE DEVELOPMENT OF Al-5%Cu/GRAPHITE PARTICULATE COMPOSITES FOR ENGINEERING APPLICATIONS
ABSTRACT
A method of preparing cast aluminium alloy – graphite particulate composite using uncoated graphite with the addition of 1wt% magnesium to aid wettability was studied. The method consists of introducing and dispersing uncoated but pre-treated graphite particles in alumini...
16. BACTERIOLOGICAL AND PHYSICOCHEMICAL IMPACT ASSESSMENT OF INDUSTRIAL AND DOMESTIC WASTES ON RIVER SOKOTO
ABSTRACT
Bacteriological analysis of the water samples such as heterotrophic counts, coliform counts, Faecal Coliform/Faecal Streptococci (FC/FS) ratio were carried out following standard procedures. Gram-negative bacteria and Gram-positive Staphylococcal species were identified using I...
17. COMPARATIVE BIOEQUIVALENCE STUDIES OF SOME BRANDS OF METRONIDAZOLE TABLETS MARKETED IN ZARIA, NIGERIA
ABSTRACT
Multisource pharmaceutical products are intended to be pharmaceutically equivalent or pharmaceutical alternatives that are bioequivalent and hence are therapeutically equivalent and interchangeable. Thus, this study was aimed at carrying out a comparative in-vitro and in-vivo b...
18. COMPARATIVE IN-VITRO BIOEQUIVALENCE STUDIES OF SOME BRANDS OF METRONIDAZOLE TABLET MARKETED IN ZARIA, KADUNA STATE
ABSTRACT
Metronidazole is an antibacterial and antiprotozoal drug used in the treatment of amebiasis, giardiasis, trichomoniasis and other microbial diseases. It is an essential drug commonly found in Nigerian market and has so many generics and dosage forms under various trade names by...
19. COMPARATIVE ANALYSIS OF TAP WATER COLLECTED FROM SELECTED AREA OF ENUGU METROPOLIS
ABSTRACT
The pipe borne water samples used for drinking in Enugu metropolis were analyzed phiscochemically using standard methods. Four samples were subjected to physical and chemical analysis like pH of sample A (6.1), sample B (6.00), sample C (6.42), sample D (6.5),...
20. STUDY ON THE EFFICACY AND SAFETY OF ARTEMETHER/LUMEFANTRINE IN THE TREATMENT OF UNCOMPLICATED PLASMODIUM FALCIPARUM MALARIA AMONGST CHILDREN IN NIGERIA
ABSTRACT
Globally, malaria is a major health concern because it causes high morbidity and mortality particularly in children under 5 years because of their low immunity. The development of resistance to chloroquine and sulphodoxine/pyrimethamine in many parts of the world has further wo...
21. EVALUATION OF MILLET STARCHES (Pennisetum glaucum and Pennisetum americanum) AS TABLET BINDERS AND DISINTEGRANTS
Abstract
Starch was extracted from the two varieties of millet (Pennisetum glaucum and Pennisetum americanum) by the wet extraction method, the percentage yield was determined. The physicochemical properties investigated includes: flow rate, angle of repose, carr’s index, tapped d...
22. ASSESSMENT OF HAND-DUG WELL WATER QUALITY IN KATCHA, NIGER STATE
ABSTRACT
This study presents the assessment of water quality of hand-dug wells in Katcha Local Government Area of Niger State, North Central Nigeria. Twenty hand-dug well water samples were analyzed in both rainy season and dry season. Standard method of water quality measurement were u...
23. CHARACTERISATION OF RECYCLED STEEL IN NIGERIA FOR QUALITY ASSESSMENT
ABSTRACT
The chemical and mechanical properties of recycled mild steel from scraps in Nigeria was investigated using the mechanical (strength of materials) testing approach, chemical (elemental composition) testing approach and metallurgical (microstructural analysis) testing approach m...
24. CHARACTERIZATION OF POLLUTION HAZARDS OF SELECTED SURFACE AND GROUNDWATER SYSTEMS IN BIDA CATCHMENT AREA OF NIGER STATE, NIGERIA
ABSTRACT
Water quality analysis was done for both surface and groundwater samples. For surface water, samples were taken from the upstream; middle; and downstream sections of the river Landzun. Similarly, for groundwater, samples were collected from specific locations around the Bida ca...
25. DEVELOPMENT OF CAR PISTON MATERIAL FROM ALUMINIUM ALLOY USING COCONUT SHELL ASH AS AN ADDITIVE
ABSTRACT
This research presents the development of a piston material from aluminium alloy using coconut shell ash as an additive. Most damage pistons reported in literature are as a result mechanical fatigue due to wear and thermal fatigue. Investigations revealed that aluminium alloys...
26. DEVELOPMENT OF AUTOMOTIVE BRAKE PAD FROM COMPOSITES OF SHEA NUT (VITELLARIA PARADOXA) SHELL AND COW HOOF (BAUHINIA UNGULATA)
ABSTRACT
This research work used shea nut (vitellaria paradoxa) shell and cow hoof (bauhinia ungulata) as the reinforcement materials in the production of automotive brake pads. Taguchi method of experimental design and grey relational analysis were used to determine the optimal values...
27. FEEDING ECOLOGY AND NUTRITIONAL STATUS OF SOME FISH SPECIES FROM TUNGAN KAWO RESERVOIR, KONTAGORA, NIGER STATE, NIGERIA
ABSTRACT
The study of the biology of three fish species; Tilapia zillii, Clarias gariepinus and Synodontis clarias with reference to their diet composition is an important aspect in fish biology. This research was aimed at evaluating the Feeding Ecology and nutritional status of selecte...
28. IMPACT OF ANTHROPOGENIC ACTIVITIES ON WATER QUALITY AND ITS HEALTH IMPLICATIONS IN PARTS OF MINNA METROPOLIS, NIGER STATE, NIGERIA
ABSTRACT
This work assessed the impact of anthropogenic activities on water quality and its health implications in parts of Minna Metropolis. The study analyzed physicochemical and bacteriological parameters of water from various sources which include Boreholes, Hand Dug Wells and Water...
29. CONTINUOUS QUALITY IMPROVEMENT IN A PRODUCTION LINE: NIGER DELTA UNIVERSITY TABLE WATER FACTORY
ABSTRACT
Potable drinking water quality is a major concern, particularly as it is used for human consumption. Quality is a competitive weapon. It increases customer base, high profit margin and prevents business closure. The aim of this research is to evaluate the current performance of...
30. EXPLORING CROSS-LAMINATED TIMBER USE FOR TEMPORARY MILITARY STRUCTURES: BALLISTIC CONSIDERATIONS
ABSTRACT.
The design and construction of temporary military structures, built to house personnel in theater, have changed little since World War II. While lightweight, rapidly deployable, and quick to erect, these gage metal or wood frame structures provide minimal ballistic and blast p...
31. SPATIAL-TEMPORAL VARIABILITY IN THE WATER QUALITY OF HAND DUG WELLS IN MINNA AND ENVIRONS, NIGER STATE, NIGERIA
ABSTRACT
Spatial-temporal variability in the water quality of hand-dug wells was investigated in Minna and Environs. Hand dug well water pollution is a major problem in the study area. Hence, the need to carry out groundwater quality assessment using spatial analyst tool in GIS in the s...
32. SPATIO-TEMPORAL VARIATION OF HEAVY METAL CONCENTRATIONS IN WATER, SEDIMENT AND IN SELECTED FISH SPECIES IN SHIRORO LAKE, NIGER STATE, NIGERIA.
ABSTRACT
Anthropogenic activities contribute the most to heavy metals pollution of water bodies around the world. This study was conducted to determine the spatial and temporal variation of heavy metal concentrations in sediment, water and in selected fish muscle from Shiroro Lake Niger...
33. EVALUATION OF HEAVY METALS, SOME ORGANIC AND MICROBIAL CONTAMINANTS IN THE EFFLUENTS FROM SOME FOOD INDUSTRIES IN ANAMBRA STATE, NIGERIA
ABSTRACT
This study was carried out to evaluate the concentrations of heavy metals and other contaminants in the effluents from some food industries in Anambra State. Effluents from Life Breweries, Onitsha; KP beverages, Ogidi; Obisco beverages, Ogidi; Golden Vegetable Oil, Onitsha and...
34. ASSESSMENT OF GENETIC STRUCTURE OF CLARIAS GARIEPINUS, BURCHELL, 1822 POPULATION IN ASEJIRE LAKE
Abstract
Wild brood-stock is a major genetic reservoir for sustainable culture of Clarias gariepinus. This has been observed to be declining in major freshwater dams in Nigeria. There is inadequate information on factors responsible for this decline and their effects on genetic structur...
