Abstract The efficacy of laboratory produced xylanase enzyme from Aspergillus niger on highly fibrous feeds and feedstuffs was investigated. Guinea grass (Panicum maximum) from grass hay and rice husk (Oryza sativa) from crop by-product characterised with high fibre content served as substrates (Feeds and Feedstuffs) for the experiment. The enzyme xylanase was prepared from Aspergillus […]
ASSESSMENT OF LABILE METALS IN EFFLUENTS FROM LUBRICATING OIL COMPANY IN OSOGBO OSUN STATE, NIGERIA
Abstract Effluent and sediment samples were collected on seasonal basis, comprising of three months (August to October) in the wet season and three months (December to February) in the dry season from five points around a lubricating oil company in Osogbo – Nigeria. The sequential extraction method was used to respectively fractionate the sediment and […]
RATE OF LAND COVER CHANGE AND ITS DETERMINANTS IN THE SOUDANO-GUINEA TRANSITION ZONE OF BENIN REPUBLIC
Abstract The paper assesses land cover dynamics and its associated drivers in the soudano-guinea transition zone of Benin Republic, using both spatial and non-spatial data. Multispectral and multi temporal Landsat imageries (Landsat TM of 1986, ETM+ of 2000 and OLI-TIRS of 2013) were used for the analysis of land cover dynamics through a supervised classification. […]
HEALTH RISK OF HEAVY METALS IN Celosia argentea L. GROWN ON MUNICIPAL WASTE SOILS IN IBADAN, NIGERIA
Abstract This paper assessed the appropriateness of dumpsites in Urban and Peri-urban Agriculture (UPA). The bioaccumulation and potential heavy metal-toxicity risk of consuming Celosia argentea L. grown on four different dumpsites soils (Ajibode, Sasa, Moniya and Akinyele) and reference soil from University of Ibadan Training and Research Farm was also evaluated. The soil samples were […]
ASSESSING SIGNIFICANCE OF COMMUNITY DOCUMENTED CLIMATE IMPACTS AND ADAPTATION PREFERENCES AND OPTIONS IN THE LAKE VICTORIA REGION, TANZANIA
Abstract The study was conducted in Ukerewe Island in the Lake Victoria, Tanzania in order to ascertain the communities’ awareness on climate change impacts and adaptation/coping strategies. The methodology involved randomly selected 420 people mostly farmers and fishermen who were interviewed and involved in focus groups. It was observed that communities were aware of the […]
ANALYSIS OF MONTHLY RAINFALL VARIATIONS: FURTHER EVIDENCE OF CLIMATE CHANGE IN SOKOTO STATE, NIGERIA (1926-2015)
Abstract The concern for climate change had led to an upsurge in climate research with most of such efforts concentrated on rainfall. The thrust of such studies showed that annual rainfall series was on the decrease in most parts of the Sahelian region of Africa since late 1960s with a slight recovery from the year […]
SOLID WASTE DISPOSAL USING GIS IN THIKA MUNICIPALITY, KENYA
Abstract Solid waste management plays a critical role in urban development. Transportation of solid waste from point of generation to point of disposal is required to be done in a minimal time to avoid accumulation of solid waste at points of generation. Uncollected solid waste poses environmental and health hazards to residents. Therefore, it is […]
DETERMINANTS OF SOLID WASTE MANAGEMENT SYSTEM IN UYO METROPOLIS, AKWA IBOM STATE, NIGERIA
Abstract Solid waste is one of the major challenges facing Nigerian cities. Waste management problem is complex because it involves a multitude of scientific, technical, economic and social factors. However, this essential service is not effectively and properly performed by the concerned bodies in Uyo Metropolis of Akwa Ibom State. Data were collected from both […]
PRELIMINARY ASSESSMENT OF DRILL MONKEY DIET AT AFI MOUNTAIN WILDLIFE SANCTUARY (AMWS) IN CROSS RIVER STATE- NIGERIA
Abstract Preliminary investigation of diet of free ranging drill monkeys was conducted at Afi Mountain Wildlife Sanctuary (AMWS), Cross River State, Nigeria. Indirect field observation method of study was conducted using four pre-determined trails of 5km length. The trails were followed from 8.00hrs to 11.00hrs and 13.00hrs to 18.00hrs every day for two weeks to […]
ASSESSMENT OF TECHNICAL EFFICIENCY OF IMPROVED APICULTURE ON POVERTY STATUS OF BEE FARMERS IN ABUJA NIGERIA
Abstract The study was undertaken to assess technical efficiency of improved apiculture on poverty status of bee farmers in Abuja Nigeria. A purposive sampling technique was used to select 140 bee farmers from three area councils of FCT namely, Abaji, Bwari and Kwaliin. The data were analysed using descriptive statistics, stochastic frontier, Pearson correlation and […]