An investigation on the compressibility and settlement duration of a lateritic soil of Yaoundé, Cameroon, was performed to check on its ease to carry loads of civil engineering structures. The increase in settlement with water content is more accentuated with a stronger load than...
Open access
Research Article10.9734/BJAST/2014/10281
Meteorological events are posing serious environmental challenge especially in freshwater pollution control. Imo River serves as a source of water for domestic uses, agricultural irrigation, fishery and recreational activities and exposed to pollution. Surface water samples were...
Open access
Research Article10.9734/BJAST/2014/10403
The study carried out seasonal study of some potentially toxic heavy metals: Lead, copper, cadmium, chromium, Nickel, and zinc in soils was conducted in five different vegetation zones of (Oli Camp) Kainji Lake National Park at two different levels. The vegetations are Isoberlini...
Open access
Research Article10.9734/BJAST/2014/9579
Aims: Contamination of surface water, sediment and fish samples by heavy metals have been a problem of developing countries as a result of growing rate of industrialization. This study was aimed at determining the level of heavy metal toxicants in water, sediment and fish samples...
Open access
Research Article10.9734/BJAST/2014/8199
An experiment was conducted to evaluate the heavy metals toxicity in vegetables irrigated with wastewater. Different experimental sites were selected from district Sargodha, Pakistan. Samples of wastewater, contaminated soil and vegetables irrigated with wastewater were collected...
Open access
Research Article10.9734/BJAST/2014/10216
Aims: To assess the source rock characteristics and the depositional environment through Geochemical studies of sediment samples from the Upper Benue Trough.Place and Duration of Study: Department of Geology, Obafemi Awolowo University, Nigeria and The Activation Laboratory Ltd,...
Open access
Research Article10.9734/BJAST/2014/8618
Good quality single crystals of Bisthiourea Potassium Chloride (BPC) were grown by the slow evaporation technique. The crystal system and lattice parameters were found using single crystal X-ray diffraction. The mechanical behaviour was analysed using the Vicker’s microhardness t...
Open access
Research Article10.9734/BJAST/2014/10042
The thermodynamic and kinetic properties of disazo dyes on polyester fibre and polyamide (nylon) fibre were investigated. The disazo dyes showed high affinity values on the two substrates under study. Some of the affinity values obtained on polyester fabric are -10.25, -12.10, -9...
Open access
Research Article10.9734/BJAST/2014/9375
Since the drought of the early 1970s, the Niger part of the Lake Chad Basin has undergone significant changes. Its environment has evolved considerably, with land cover and use (cultivation, grazing) experiencing significant momentum. This change in land use has led to a decrease...
Open access
Research Article10.9734/BJAST/2014/9281
This paper recognized motivation (intrinsic or extrinsic to workers) as an instrument for efficient and effective execution of a project. The paper examined if workers are highly motivated, the motivational factors that mostly affect workers’ performance, the effect of motivation...
Open access
Research Article10.9734/BJAST/2014/9730