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
Aims: To assess the safe level of cyanide in environment and occupational related activities. Methodology: Systematic literature search of the related articles were carried out using the following databases: PubMed, Science Direct, Scopus, Cochrane Library, Science Citation Index...
Open access
Research Article10.9734/BJAST/2014/8962
A low speed, open circuit, laboratory wind tunnel was designed and built to facilitate the testing of airfoils designed for use with straight bladed vertical axis wind turbines. The wind tunnel built was the open-circuit type and was chosen due to the ease of fabrication and low...
Open access
Research Article10.9734/BJAST/2014/10092
Natural and Human activities have overtime caused significant shift in the climate state creating climate change. The change in climate state affects all aspects of human life causing mass migration and great loss of human life. It is believed that agriculture is the most suscept...
Open access
Research Article10.9734/BJAST/2014/4402
Aims: The aim of this study was to investigate the influence of flow-distance on the empirical correlation between biochemical oxygen demand (BOD5) and chemical oxygen demand (COD) of wastewaters from a cluster of industries. Study Design: Wastewater samples were collected at poi...
Open access
Research Article10.9734/BJAST/2014/10500
In this paper, we have presented the bilinear form, a generalized double Wronskian solution of a non-autonomous Schrödinger equation. Furthermore, we found rational-like solutions by taking special case in general solutions.
Open access
Research Article10.9734/BJAST/2014/9769
Trado-medical practice variously referred to as ethno-medicine, folk medicine, native healing, and alternative medicine, is an ancient and culture-bound method of healing used against various diseases threatening human existence and survival. The aim of this study was to investig...
Open access
Research Article10.9734/BJAST/2014/9477
The study was carried out to assess contamination and seasonal variations in bioavailable forms of trace metal (Cd, Cr, Cu, Fe, Pb, Ni, Zn, Mn) concentrations in bed sediment. Sediment samples were collected from five sampling points during dry and rainy seasons along Mada River,...
Open access
Research Article10.9734/BJAST/2014/10521
The research work is focused on novel feasible structures of non condensing mode trilateral thermal cycles which differs from the recently known trilateral thermal cycles in that the conversion of heat to mechanical work is performed undergoing closed process transformations alon...
Open access
Research Article10.9734/BJAST/2014/10074