Dutse Journal of Pure and Applied Sciences最新文献

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Prevalence of Malaria among Pregnant Women Attending Muhammad Abdullahi Wase Teaching Hospital Kano State, Nigeria 尼日利亚卡诺州 Muhammad Abdullahi Wase 教学医院就诊孕妇的疟疾流行率
Dutse Journal of Pure and Applied Sciences Pub Date : 2024-01-12 DOI: 10.4314/dujopas.v9i4a.28
H.Y. Idris, A.M. Umar, T. Auta, U. Abdulmalik
{"title":"Prevalence of Malaria among Pregnant Women Attending Muhammad Abdullahi Wase Teaching Hospital Kano State, Nigeria","authors":"H.Y. Idris, A.M. Umar, T. Auta, U. Abdulmalik","doi":"10.4314/dujopas.v9i4a.28","DOIUrl":"https://doi.org/10.4314/dujopas.v9i4a.28","url":null,"abstract":"Malaria in pregnant women remains a major public health problem especially in sub-Saharan Africa. Approximately twenty five million  pregnant women in sub-Saharan Africa live at risk of malaria. The study was carried out between July and August 2021, to determine the  prevalence of malaria parasite among pregnant women attending Mohammad Abdullahi Wase Teaching Hospital Kano. Microscopic examinations of both thick and thin smears were made using Giemsa Stained solution. Out of one hundred and forty blood samples  examined, 60(42.9%) were positive for plasmodium falciparum parasite infection. Age group 18-22 years recorded the highest prevalence  rate of (17.90%) and the difference between the age group of the pregnant women was statistically significant (P<0.05) .Primigravida  women recorded highest infection rate (23.60%). However, those in first trimester recorded the highest prevalence of (25%) followed by  those in the second trimester (13.57%). These results show that pregnant women are more predisposed to malaria infection as they are  immunosuppressed especially at early stage and as a primigravida and as teenage mothers than multigravida and older mothers. The  problem of P. falciparum in pregnant women can be prevented by the preventive package of intermittent preventive treatment (IPT) with  sulfadoxine pyrimethamine (SP) at 2 doses given to the pregnant women during their antenatal clinical visits. During this study, the  prevalence of malaria infection among pregnant women attending Muhammad Abdullahi Wase Teaching Hospital was notably higher. P.  falciparum is the most common Plasmodium parasite in this region therefore, more special attention should be directed towards  pregnant women who exhibit identified risk factors for malaria infection.  ","PeriodicalId":213779,"journal":{"name":"Dutse Journal of Pure and Applied Sciences","volume":" 9","pages":""},"PeriodicalIF":0.0,"publicationDate":"2024-01-12","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139624318","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Curie Point Depth from Spectral Analysis of Magnetic Data in Potiskum and Environs, Yobe State, Nigeria 从尼日利亚约贝州 Potiskum 及周边地区磁数据的频谱分析得出居里点深度
Dutse Journal of Pure and Applied Sciences Pub Date : 2024-01-12 DOI: 10.4314/dujopas.v9i4a.3
Kamureyina Ezekiel, Yohanna Peter
{"title":"Curie Point Depth from Spectral Analysis of Magnetic Data in Potiskum and Environs, Yobe State, Nigeria","authors":"Kamureyina Ezekiel, Yohanna Peter","doi":"10.4314/dujopas.v9i4a.3","DOIUrl":"https://doi.org/10.4314/dujopas.v9i4a.3","url":null,"abstract":"The area under investigation, is part of Chad basin of northeastern Nigeria, located between latitudes 11o00´ to 12o00´N and Longitudes  11o30´ to 12o30´E, with the objective to discover more about the thermal structure of the crust in the area, a research was carried out over  Potiskum and surrounding regions in Yobe State, Nigeria to estimate the curie point depth, geothermal gradient, and heat flow using  spectrum analysis and empirical formula of aeromagnetic data. To acquire the regional and residual data, polynomial fitting was applied  to the high-resolution digital aeromagnetic data. In order to calculate the depth to the centroid and the depth to the top boundary, the  upward continued residual data was processed to produce the upward continued data, that was subjected to spectral analysis. The depth  to the centroid is between 10.50 and 11.50 kilometers, the depth to the top boundary is between 5.90 and 7.16 kilometers, the depth to  the Curie point is between 14.84 and 16.83 kilometers, the geothermal gradient is between 34.462 and 39.083 oCkm-1, and the heat flow  is between 86.135 and 97.707 mWm-2. The Curie point depth inferred from the study indicates that the crust is thinning due to thermal  upwhirling of magma and is moderately decreasing toward areas of volcanic activity that occurred in the area during the Tertiary Period.  The Geothermal gradient shows that the area is a moderate temperature zone, which could likely result in partial thermal maturation of  sediments and hence probable oil generation as time goes on with an increase in temperature. In the research area, the geothermal  gradient is proportional to the heat flow, whereas the connection between curie depth and heat flow is inversely linear. These findings  are in line with the geotectonic regime that is now in effect in the research area. However, this analysis shows that the heat flow that was  obtained from the study is sufficient to be utilized as a geothermal energy source.        ","PeriodicalId":213779,"journal":{"name":"Dutse Journal of Pure and Applied Sciences","volume":" 6","pages":""},"PeriodicalIF":0.0,"publicationDate":"2024-01-12","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139624630","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Lineaments Characterization and their Tectonic Significance in Mineralization using Landsat TM Data and Field Studies along Mambilla Plateau, Northeast, Nigeria 利用大地遥感卫星 TM 数据和实地研究,确定尼日利亚东北部曼比拉高原的地形特征及其对成矿的构造意义
Dutse Journal of Pure and Applied Sciences Pub Date : 2024-01-12 DOI: 10.4314/dujopas.v9i4a.2
Yohanna Andarawus, Othniel Kamfani Likkason, M. A. Sadiq, Ali Sani, Mohammed Kaura Aliyu, Ibrahim Yusuf Anzaku
{"title":"Lineaments Characterization and their Tectonic Significance in Mineralization using Landsat TM Data and Field Studies along Mambilla Plateau, Northeast, Nigeria","authors":"Yohanna Andarawus, Othniel Kamfani Likkason, M. A. Sadiq, Ali Sani, Mohammed Kaura Aliyu, Ibrahim Yusuf Anzaku","doi":"10.4314/dujopas.v9i4a.2","DOIUrl":"https://doi.org/10.4314/dujopas.v9i4a.2","url":null,"abstract":"Lineament characterization and their tectonic significance in mineralization using Landsat TM data and field studies Along the Mambilla  Plateau and environs, northeast Nigeria .The area forms part of the mineralized shear zone of the Northeastern, part of the Basement  Complex. The Basement Complex rocks underlie more than two-thirds of the plateau and date back to the Precambrian to early Paleozoic eras. While the remaining part of the plateau and its surroundings are made up of volcanic rocks of the upper Cenozoic to Tertiary and  Quaternary ages. Remote sensing imagery data and field measurements were integrated for mapping the structural elements and  hydrothermal alteration zones related to mineralization. Tectonically the lineaments trends NE-SW, NNW-SSE, NW-SE, and NS, are the  main trends controlling mineralization in the area based on data from remote sensing and field measurements. On the other hand,  applying band ratios and the constrained energy minimization (CEM) technique to Landsat-8 data pointed out alteration minerals  associated with the hydrothermal fluids. Silica, sericite, and chlorite are the common alteration minerals detected, while goethite and epidote are less common in the alteration zones of the area under study. A combination of CET structural complexity, circular features,  and alteration zones produced a potential mineralization map, pointing out numerous prospective zones for mineralization that are  proximate to areas where artisanal mining activities are carried out. The predictive map was validated by projecting the known prospect zones in the study area, reflecting an agreement between the known occurrences and the higher classes of the predictive zone. The  techniques in the current research can be adopted as a direct indicator for structural mapping and detecting alteration zones related to  mineralization elsewhere.","PeriodicalId":213779,"journal":{"name":"Dutse Journal of Pure and Applied Sciences","volume":" 9","pages":""},"PeriodicalIF":0.0,"publicationDate":"2024-01-12","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139624820","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Application of Integrated Geophysical Methods in Mapping the Location of Basaltic Intrusions in Mambilla Plateau and Environs, Northeast, Nigeria 综合地球物理方法在绘制尼日利亚东北部曼比拉高原及周边地区玄武岩侵入体位置图中的应用
Dutse Journal of Pure and Applied Sciences Pub Date : 2024-01-12 DOI: 10.4314/dujopas.v9i4a.4
Yohanna Andarawus, Othniel Kamfani Likkason, M. A. Sadiq, Ali Sani, Yakwari Shekwonyadu, Mohammed Kaura Aliyu
{"title":"Application of Integrated Geophysical Methods in Mapping the Location of Basaltic Intrusions in Mambilla Plateau and Environs, Northeast, Nigeria","authors":"Yohanna Andarawus, Othniel Kamfani Likkason, M. A. Sadiq, Ali Sani, Yakwari Shekwonyadu, Mohammed Kaura Aliyu","doi":"10.4314/dujopas.v9i4a.4","DOIUrl":"https://doi.org/10.4314/dujopas.v9i4a.4","url":null,"abstract":"Integrated geophysical investigation on the Mambilla Plateau and its environs was necessary to map the locations of basaltic intrusions  and their patterns of distribution. The Landsat-8 ETM+ false colour composite image (bands 7, 4, 2 in R, G, and B) was used to identify  rocks such as younger basalt (yb), porphyritic granite (pg), granite gneiss (Gn), and migmatite gneiss (Mg). Similarly, rocks like granite gneiss (Mg), porphyritic granite (pg), and migmatite gneiss (Mg) were recognised by the Principal Component Analysis of the Landsat 8  ETM+ picture (PC2, PC1, and PC4 in R, G, and B). The lowest and maximum values for the total magnetic intensity map were 33030.343 nT  and 33172.792 nT, respectively, along with mean of value 31.50nT to 33068.89nT.The primary magnetic field map showed an average  value of 33293.4495 nT, with values ranging from 33228.522nT to 33358.377nT. The crustal magnetic field map resulting from ore bodies  or intrusions had an average value of -159.50 nT, with values ranging from -397.669 nT to -80.699 nT. The RTE values, which range from  -82.382nT to -392.122nT, indicate regional geological intrusions, fractures, and faults. Values were shown on the magnetic equator field  map, which was further upward continued to 15 km, with an average values ranging from -279.141nT to -157.160nT. The pseudo-gravity  map of the region showed two low densities, ranging from -0.11 to -0.01 mGal, depending on the location, and three high densities, indicating moderate to intermediate densities, ranging from 0.25 mGal to 0.01 mGal. RTE anomaly data produced from subsurface rocks  typically has the greatest horizontal gradient along the object's border. This means that the maximum gradient is directly localised to the  map boundaries of the distinct lithologies. By examination of the abrupt changes in rock magnetism in a lateral direction, this led to the  determination of contact limits of the basaltic intrusion, faults, and mineralization of the underlying rocks ","PeriodicalId":213779,"journal":{"name":"Dutse Journal of Pure and Applied Sciences","volume":"53 47","pages":""},"PeriodicalIF":0.0,"publicationDate":"2024-01-12","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139533275","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Outcome and barriers to cervical cancer screening amongst human immunodeficiency virus-positive women attending Aminu Kano Teaching Hospital, Kano State, Nigeria 在尼日利亚卡诺州阿米努-卡诺教学医院就诊的人类免疫缺陷病毒阳性妇女中进行宫颈癌筛查的结果和障碍
Dutse Journal of Pure and Applied Sciences Pub Date : 2024-01-12 DOI: 10.4314/dujopas.v9i4b.1
Murtala Abdullahi Muhammad, Amina Ibrahim Braji, Usman Muhammad Ibrahim, A. Aminu, Mustapha Ahmed Yusuf, Yahaya Yaqub, R. Jalo, Hadiza M. Abdullahi, F. Tsiga-Ahmed, T. Amole
{"title":"Outcome and barriers to cervical cancer screening amongst human immunodeficiency virus-positive women attending Aminu Kano Teaching Hospital, Kano State, Nigeria","authors":"Murtala Abdullahi Muhammad, Amina Ibrahim Braji, Usman Muhammad Ibrahim, A. Aminu, Mustapha Ahmed Yusuf, Yahaya Yaqub, R. Jalo, Hadiza M. Abdullahi, F. Tsiga-Ahmed, T. Amole","doi":"10.4314/dujopas.v9i4b.1","DOIUrl":"https://doi.org/10.4314/dujopas.v9i4b.1","url":null,"abstract":"Sub-Saharan Africa carries the overwhelming share of the global burden of human immunodeficiency virus (HIV) infection and of HIV-associated cervical cancer. Screening is an effective strategy for the prevention, early diagnosis and prompt management of cervical precancerous lesions among HIV-positive women. This study assessed the outcome and barriers to cervical cancer screening among HIV-positive women attending Aminu Kano Teaching Hospital, Kano. Using a cross sectional study design, a pro forma was used to collect data and screen 740 HIV-positive women. Screening was done using visual inspection with acetic acid and Lugol’s iodine and the data were analysed using SPSS version 24.0. The age of the patients ranged from 25 to 49 years with a mean age of 30.7 ± 2.4 years. Majority (n=698; 94.3%) were  30 years and married (n=592; 80.0%). Almost half (n=362; 48.9%) had secondary level of education and many (n=520; 70.3%) were unemployed. A few (n=42; 5.7%) had positive results on visual inspection with acetic acid and a lesser proportion (n=26; 3.5%) had positive screening results on visual inspection with Lugol’s iodine. Lack of awareness of screening services for cervical cancer was found to be a barrier to cervical cancer screening and treatment among two-thirds (n=565; 76.4%) of the patients while a substantial proportion (n=592; 80.0%) reported that their personal belief which was strengthened by their religion prevented them from accessing cervical cancer screening services. Also, two-thirds (n=493; 66.6%) agreed that their culture which considers cervical screening a taboo was a barrier to screening. There is a need for targeted and enhanced education with counselling to optimize the uptake of screening for cervical cancer among HIV-positive women in HIV treatment centers. The generated data can guide in the provision of evidence-based policy and decision-making.","PeriodicalId":213779,"journal":{"name":"Dutse Journal of Pure and Applied Sciences","volume":" 44","pages":""},"PeriodicalIF":0.0,"publicationDate":"2024-01-12","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139624261","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Assessment of outdoor gamma exposure levels at some borehole and well sites in Dutse, Nigeria 尼日利亚 Dutse 一些井眼和井场的室外伽马射线暴露水平评估
Dutse Journal of Pure and Applied Sciences Pub Date : 2024-01-12 DOI: 10.4314/dujopas.v9i4b.2
U. M. Dankawu, D. Ghosh, A.K Naskar, G.K David, M.M Sharfaddeen, A.T M Salihu, H.M Shuwa, A. Yakubu, Sabo Isyaku, S. O. Olabimtan, A. Abdulrasheed, S. S. Zarma
{"title":"Assessment of outdoor gamma exposure levels at some borehole and well sites in Dutse, Nigeria","authors":"U. M. Dankawu, D. Ghosh, A.K Naskar, G.K David, M.M Sharfaddeen, A.T M Salihu, H.M Shuwa, A. Yakubu, Sabo Isyaku, S. O. Olabimtan, A. Abdulrasheed, S. S. Zarma","doi":"10.4314/dujopas.v9i4b.2","DOIUrl":"https://doi.org/10.4314/dujopas.v9i4b.2","url":null,"abstract":"The lives on the earth are continuously exposed to ionizing radiation originating mainly from natural sources. Fortunately, the associated health hazard is not an acute problem globally. However, health complications are inevitable in areas assumed to have high background ionizing radiation levels. The present study aims to unveil the scenarios of outdoor gamma radiation levels at Dutse, the northwestern part of Nigeria. In this study, gamma exposure levels (GEL) across sixty-six (66) selected boreholes and local wells located in the said region have been measured using a well-calibrated hand dosimeter (Radiation Alert Inspector). Using the GEL values some significant radiation parameters were calculated to determine the possibility of radiological health risks to the local people. The measured gamma exposure level around the boreholes is seen to vary from 1.1 - 1.9 μrem/hr with a mean of 1.5 μrem/hr and around the wells it ranges between 1.1 – 1.8 μrem/hr with a mean of 1.5 μrem/hr. For boreholes, the estimated annual effective dose (AED) varies between 13.50 – 23.31 μSv/yr with a mean of 17.29 μSv/yr and for wells the same resulted 13.50 – 22.08 μSv/yr with a mean of 17.92 μSv/yr. All the obtained dose values are lower than the UNSCEAR proposed world average level of 70 μSv/yr. The estimated average ELCR values was found to be 0.061 × 10-3 and 0.064 × 10-3 for boreholes and wells respectively. All findings were below the UNSCEAR recommended world average level of (0.29 × 10-3). In summary, this work indicates a low risk of exposure to outdoor ionizing radiation among the inhabitants around the study locations.","PeriodicalId":213779,"journal":{"name":"Dutse Journal of Pure and Applied Sciences","volume":" 10","pages":""},"PeriodicalIF":0.0,"publicationDate":"2024-01-12","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139624693","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Cushy and Cheap Smart Health Monitoring System Incorporating a Ventilator 结合呼吸机的简便廉价智能健康监测系统
Dutse Journal of Pure and Applied Sciences Pub Date : 2024-01-12 DOI: 10.4314/dujopas.v9i4a.13
Nnamdi S. Okomba, Adebimpe O. Esan, B. Omodunbi, S. Adedayo, Opeyemi Adanigbo
{"title":"Cushy and Cheap Smart Health Monitoring System Incorporating a Ventilator","authors":"Nnamdi S. Okomba, Adebimpe O. Esan, B. Omodunbi, S. Adedayo, Opeyemi Adanigbo","doi":"10.4314/dujopas.v9i4a.13","DOIUrl":"https://doi.org/10.4314/dujopas.v9i4a.13","url":null,"abstract":"The handiness of mercantile mechanical ventilators is highly limited in low-income countries due to high rate in the price of its  affordability. This factor affects the treatment of so many patients suffering from chronic respiratory syndrome. In this research, a low- cost and easy to use pressure ventilator coupled with a remote health monitoring system to assist the doctors check up on the patients is developed. There is need to maximize the availability of the ventilators in low-income countries at an affordable price tag. This system  was developed with the aid of an Arduino nano, ESP8266 based NodeMcu microcontroller, high pressure blower, pressure transducers,  humidity and temperature sensor. The developed system was evaluated and compared with existing one, using an actively breathing  patient simulator as it mimics through a range of respiratory diseases. In the end, we were able to design a low-cost smart health  monitoring system that incorporates ventilator and health vitals monitor. Our Design was implemented and verified to be working and  equally satisfying all the specified requirements. ","PeriodicalId":213779,"journal":{"name":"Dutse Journal of Pure and Applied Sciences","volume":"54 22","pages":""},"PeriodicalIF":0.0,"publicationDate":"2024-01-12","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139531629","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Results on prime and semi-prime rings with skew and generalized reverse derivations 关于具有倾斜和广义反向推导的素环和半素环的结果
Dutse Journal of Pure and Applied Sciences Pub Date : 2024-01-12 DOI: 10.4314/dujopas.v9i4b.6
Mohammed Hafsat, Balogun Funmilola, Abdullahi Tasiu
{"title":"Results on prime and semi-prime rings with skew and generalized reverse derivations","authors":"Mohammed Hafsat, Balogun Funmilola, Abdullahi Tasiu","doi":"10.4314/dujopas.v9i4b.6","DOIUrl":"https://doi.org/10.4314/dujopas.v9i4b.6","url":null,"abstract":"For this study, R represents a semiprime ring or a prime ring, as the case may be. The ring R is said to be semiprime if for any a ∈ R, aRa = {0}, implies a = 0. R is a prime ring if aRb = {0}, implies a = 0 or b = 0, ∀ a, b ∈ R. By assuming that d is a skew derivation with an automorphism β: R→R associated with it, we prove some results on skew-derivations for semi-prime rings. In particular, we show that for a skew-derivation, if d(a)d(b) ± ab = 0, ∀ a, b ∈ R then d = 0. Also, by introducing new differential identities, we establish that a prime ring with a generalized reverse derivation defined on it is commutative.","PeriodicalId":213779,"journal":{"name":"Dutse Journal of Pure and Applied Sciences","volume":"6 5","pages":""},"PeriodicalIF":0.0,"publicationDate":"2024-01-12","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139532562","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Assessment of the health risk of some heavy metals in cabbage grown on dumpsite at Hanwa in Zaria, Kaduna State, Nigeria 尼日利亚卡杜纳州扎里亚 Hanwa 垃圾场种植的卷心菜中某些重金属的健康风险评估
Dutse Journal of Pure and Applied Sciences Pub Date : 2024-01-12 DOI: 10.4314/dujopas.v9i4b.9
Z. Yashim, L. A. Salaudeen
{"title":"Assessment of the health risk of some heavy metals in cabbage grown on dumpsite at Hanwa in Zaria, Kaduna State, Nigeria","authors":"Z. Yashim, L. A. Salaudeen","doi":"10.4314/dujopas.v9i4b.9","DOIUrl":"https://doi.org/10.4314/dujopas.v9i4b.9","url":null,"abstract":"Pollution of soil with heavy metals can lead to high concentration of the metals in plants, consequently in animals and human body. Cadmium, Copper and Lead concentrations were determined in soil samples and cabbage (Brassica oleracea) grown on a dumpsite at Hanwa in Zaria, Nigeria. Both the soil and plant samples were digested using a mixture of Nitric acid and Perchloric acid (ratio 3:1). The metals concentrations in the samples were determined using Atomic Absorption Spectroscopy (AAS). Soil parameters like Particle Size, pH, Moisture Content, and Organic Matter were also evaluated using standard methods. The results indicated much higher concentrations of heavy metals in the soil than roots, stems and leaves of the analyzed cabbage sample. The Cd level in the plant samples ranged from 1.20 to 1.70mg/kg (site) and 0.80 to 1.00mg/kg (control). Concentration of Cu in the samples ranged from 15.50 to 35.90mg/kg (site) and 7.30 to 13.90mg/kg (control) and Pb: 19.40 to 42.70mg/kg (site) and 5.80 to 26.40mg/kg (control)were above the recommended limit by joint FAO/WHO. The Transfer Factor (TF) of the studied metals from soil to cabbage leaves were in the order of Cd (0.92) > Pb (0.58) > Cu (0.44).In this study, the Health Risk Index (HRI) for Pb (3.421) was found to be greater than 1, which indicates significant potential health risks. The high level of these heavy metals places the consumers of cabbages grown within the dumpsite area at health risk. Cultivation of vegetables on metal dumpsites should be discouraged as the soils are polluted with heavy metals.","PeriodicalId":213779,"journal":{"name":"Dutse Journal of Pure and Applied Sciences","volume":"35 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2024-01-12","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140509498","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Application of Geophysical Methods for Investigation of Groundwater Potential in Layunrun Village, Ogun State, Southwestern Nigeria 应用地球物理方法调查尼日利亚西南部奥贡州 Layunrun 村的地下水潜力
Dutse Journal of Pure and Applied Sciences Pub Date : 2024-01-12 DOI: 10.4314/dujopas.v9i4a.9
J. Airen, J.O. Osifo
{"title":"Application of Geophysical Methods for Investigation of Groundwater Potential in Layunrun Village, Ogun State, Southwestern Nigeria","authors":"J. Airen, J.O. Osifo","doi":"10.4314/dujopas.v9i4a.9","DOIUrl":"https://doi.org/10.4314/dujopas.v9i4a.9","url":null,"abstract":"An investigation of the groundwater potential of the area for tube well construction has been conducted in Layunrun village in a typical  basement complex of Ogun State using electromagnetic and electrical resistivity techniques in geophysical exploration. Six (6)  electromagnetic profiles were used, and twenty-eight (28) Vertical Electrical Soundings (VES) were performed along some of the profiles' potential regions. The typical partial curve matching utilized to create the VES curves was examined, and the results were used to create  themed maps of the region. Within the study area, between four and six geoelectric layers were found. These layers are Topsoil,  weathered layer (clay), weathered layer, fractured basement, and fresh basement. According to the findings, a bigger percentage of the  land has an overburden thickness ranging from 9 to 17 m, with a maximum overburden of about 23 m. It also showed how well fractured  the research area is, with thicknesses of the fractures varying from about 12 m to more than 30 m. The study area has a good chance of  accumulating groundwater and, consequently, developing groundwater through digging boreholes. The outcomes also suggested that a community with similar geological settings may use the electromagnetic method in addition to the electrical resistivity method to identify  places with high groundwater potentials.  ","PeriodicalId":213779,"journal":{"name":"Dutse Journal of Pure and Applied Sciences","volume":" 38","pages":""},"PeriodicalIF":0.0,"publicationDate":"2024-01-12","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139623662","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
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