Water resource is available in Nigeria to meet water demand for domestic,agricultural and industrial use.If well enhanced and protected from various source of pollution.However,less information is available on suitabi...Water resource is available in Nigeria to meet water demand for domestic,agricultural and industrial use.If well enhanced and protected from various source of pollution.However,less information is available on suitability of water resources for irrigation use in Nigeria.This article reviews literature of the past with regards to influence of geogenic and anthropogenic activities on water resource for irrigation purpose in Nigeria and also to explain the current state of suitability of water resource for irrigation studies in Nigeria and gaps in studies.It also summarizes future ways on water resource management and preventive measure for water resource pollution for irrigation use.Related articles were downloaded from Google scholar in water-related issues.This paper tends to review previous article on water resource in Nigeria,and its suitability for irrigation.The primary aim of this paper is to produce a synoptic overview of the water resources in Nigeria and its suitability for irrigation use.From paper reviewed it was observed that 89%of water resources was considered suitable for irrigation.展开更多
Clay samples from selected part of Edda were analyzed to identify the clay mineral types present,their chemical and physical properties with a view to appraising their industrial suitability as ceramic materials.The m...Clay samples from selected part of Edda were analyzed to identify the clay mineral types present,their chemical and physical properties with a view to appraising their industrial suitability as ceramic materials.The mineralogical and geochemical analyses were done using the principles of X-Ray diffraction and X-ray fluorescence respectively.A total of seven clay samples were used for the study,other tests such as plasticity,bulk density,shrinkage,loss on ignition(LOI)and water absorption capacity was carried out to determine the amount of water absorbed under specified conditions.The basic industrial properties assessment showed that more than 70%of the clays are fine-grained.The clays exhibited low to moderate plasticity,moderate shrinkage and bulk density,low to moderate values of both loss on ignition and water absorption capacity.The clays are buff to yellowish in colour.The results of x-ray fluorescence revealed that the mean concentration of major oxide in the clays is shown as follows:SiO_(2)(62.78%),Al_(2)O_(3)(20.25%),total Fe(6.09%),CaO(0.56%),MgO(3.21%),Na_(2)O(0.47%),K_(2)O,(1.44%)and TiO_(2)(0.52%).The samples have high silica content,low alumina and low oxide content.The results of x-ray diffraction revealed that kaolinite is the dominant clay mineral with illite and montmorillonite occurring in subordinate amounts,while quartz and feldspar are the non-clay components present.The characteristics of the clays for each parameter were compared with industrial standards.These properties are appropriate for the Afikpo clays to be useful in the manufacturing of ceramics.However,since the silica content of the clays is high further beneficiation is recommended.展开更多
文摘Water resource is available in Nigeria to meet water demand for domestic,agricultural and industrial use.If well enhanced and protected from various source of pollution.However,less information is available on suitability of water resources for irrigation use in Nigeria.This article reviews literature of the past with regards to influence of geogenic and anthropogenic activities on water resource for irrigation purpose in Nigeria and also to explain the current state of suitability of water resource for irrigation studies in Nigeria and gaps in studies.It also summarizes future ways on water resource management and preventive measure for water resource pollution for irrigation use.Related articles were downloaded from Google scholar in water-related issues.This paper tends to review previous article on water resource in Nigeria,and its suitability for irrigation.The primary aim of this paper is to produce a synoptic overview of the water resources in Nigeria and its suitability for irrigation use.From paper reviewed it was observed that 89%of water resources was considered suitable for irrigation.
文摘Clay samples from selected part of Edda were analyzed to identify the clay mineral types present,their chemical and physical properties with a view to appraising their industrial suitability as ceramic materials.The mineralogical and geochemical analyses were done using the principles of X-Ray diffraction and X-ray fluorescence respectively.A total of seven clay samples were used for the study,other tests such as plasticity,bulk density,shrinkage,loss on ignition(LOI)and water absorption capacity was carried out to determine the amount of water absorbed under specified conditions.The basic industrial properties assessment showed that more than 70%of the clays are fine-grained.The clays exhibited low to moderate plasticity,moderate shrinkage and bulk density,low to moderate values of both loss on ignition and water absorption capacity.The clays are buff to yellowish in colour.The results of x-ray fluorescence revealed that the mean concentration of major oxide in the clays is shown as follows:SiO_(2)(62.78%),Al_(2)O_(3)(20.25%),total Fe(6.09%),CaO(0.56%),MgO(3.21%),Na_(2)O(0.47%),K_(2)O,(1.44%)and TiO_(2)(0.52%).The samples have high silica content,low alumina and low oxide content.The results of x-ray diffraction revealed that kaolinite is the dominant clay mineral with illite and montmorillonite occurring in subordinate amounts,while quartz and feldspar are the non-clay components present.The characteristics of the clays for each parameter were compared with industrial standards.These properties are appropriate for the Afikpo clays to be useful in the manufacturing of ceramics.However,since the silica content of the clays is high further beneficiation is recommended.
