Screening six cultivars of cowpea (Vignia unguiculata L.) walp for adaptation to soil contaminated with spent engine oil
Field experiments were carried out in 2007 and 2008 growing seasons at the Delta State University, Asaba Campus Teaching and Research Farm to screen six cultivars of cowpea (IT80D- 699, IT82 (e-18), IT84S- 2246- 4, TVx3236, IT90K–277-2 and IT870- 941- 1) for adaptation to soil contaminated with spent engine oil. 0 (control), 25, 50, 75 and 100 ml of the oil served as the...
An assessment of the organic pollution indicator levels of River Benue in Adamawa State, Nigeria
The assessment of organic pollution Indicator levels of River Benue in Adamawa State was carried in ten sampling stations. The sampling was done in the months of February, March, and April 2007, representing dry season, while the months of August, September, and October 2007, represent the wet season. The water and sediment samples collected were analysed using standard...
EDXRF analysis of tantalite deposit of Mai-Kabanji, North-western Nigeria
The tantalite deposits of Mai-Kabanji area of Zamfara State Nigeria was studied for the elemental compositions by Energy dispersive x-ray fluoresce (EDXRF) spectrophotometry, physical properties and anionic composition by standard methods. The results indicated high concentrations of tantalum oxide, Ta2O5 (31.990%±0.83) and other valuable oxides of niobium, Nb2O5 (0.029%), titanium, TiO2...