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Assessment of Surface Water Quality of the Nile River at Damietta Branch, Egypt 埃及达米埃塔支流尼罗河地表水水质评价
Pub Date : 2023-06-21 DOI: 10.21608/sjdfs.2023.173123.1065
Omnya El-Battrawy, Amany Farid Hasballah, Hadeer El-Gohary
Nile River is subjected to many sources of pollution from municipal wastewater, agriculture, and industry, but little information is available on the quality of the river's water. This study aimed to assess the water quality of the Nile River at the Damietta Branch. Water samples were collected from the Damietta branch, the physico-chemical parameters and some heavy metals were analyzed which includes; temperature, pH, Turbidity, EC, TDS, alkalinity, total hardness, Ca +2 and Mg +2 hardness, chlorides, sulfates, and aluminum, ammonia, nitrite, nitrate, iron, manganese, and silica. The results indicated that, the turbidity value was 7.81 NTU, while temperature, pH, EC, and TDS were 23ºC, 8.03, 403.75 µmohs/cm, and 266.25 mg/l, respectively. The concentrations of alkalinity, total hardness, Ca +2 and Mg +2 hardness were 142, 131.5, 82.5, and 49 mg/l, respectively. While chlorides, sulfates, and aluminum concentrations were 27, 34.25, and 0.063 mg/l, respectively; ammonia, nitrite, and nitrate concentrations were 0.13, 0.083, and 0.59 mg/l, respectively. Iron, manganese, and silica concentrations were 0.058, 0.05, and 1.3 mg/l, respectively. Results from Water Quality Index (WQI) reveal that Nile River waters were generally categorized as poor quality or unfit for drinking purposes leading to presence of high pollution in the river. Water sample with Pollution Index observed that heavy metals concentrations had moderately affected except Cu +2 , Co +2 , and Zn +2 were not detected in raw Nile River water. Perhaps, new recent trends of treatment have to be designed so as to decrease the pollution load of the rivers..
尼罗河受到来自城市污水、农业和工业的许多污染源的污染,但关于河水质量的信息很少。本研究旨在评估尼罗河达米埃塔支流的水质。采集了Damietta支流的水样,分析了水样的理化参数和部分重金属元素,包括:温度、pH值、浊度、EC、TDS、碱度、总硬度、Ca +2和Mg +2硬度、氯化物、硫酸盐、铝、氨、亚硝酸盐、硝酸盐、铁、锰和二氧化硅。结果表明,浊度值为7.81 NTU,温度、pH、EC和TDS分别为23℃、8.03、403.75µmohs/cm和266.25 mg/l。碱度、总硬度、Ca +2和Mg +2硬度分别为142、131.5、82.5和49 Mg /l。氯化物、硫酸盐和铝的浓度分别为27、34.25和0.063 mg/l;氨、亚硝酸盐和硝酸盐浓度分别为0.13、0.083和0.59 mg/l。铁、锰和二氧化硅浓度分别为0.058、0.05和1.3 mg/l。水质指数(WQI)的结果显示,尼罗河水通常被归类为质量差或不适合饮用,导致河流中存在高污染。污染指数水样显示,尼罗河原水除未检出Cu +2、Co +2和Zn +2外,其余重金属浓度均受中度影响。也许,必须设计新的近期处理趋势,以减少河流的污染负荷。
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引用次数: 0
Using Ozone instead of Chlorine for Drinking Water Treatment under Egyptian Conditions 在埃及条件下用臭氧代替氯处理饮用水
Pub Date : 2023-06-21 DOI: 10.21608/sjdfs.2023.175333.1070
Omnya El-Battrawy, Amany Farid Hasballah, Hadeer A. El-Gohary
The aim of this study was to improve disinfection techniques by using ozone in water treatment instead of chlorine. Current study for Nile water treatment revealed that the optimum dose was 10 mg/L and 4.6 mg/L for ozone and chlorine, respectively. The concentration of ozone and chlorine were under permissible limits according to the Egyptian standards for drinking water. The current work was shown to monitor TBC, TCs, FCs, and non-FCs by removal percentage reaching to 99.87, 99.97, 99.96, and 99.02% for each, respectively, for chlorine. While with ozone the removal percentage reaching to 99.9, 99.95, 99.93, and 98.92%, respectively. Microbiological examinations include: Total plate count, total coliform, total algal count, and microscopic examination. The ozone Algal counting analysis revealed that, total algae, green algae, blue- green algae, and diatoms with removal efficiencies of 91.07, 90.24, 100, and 88.24%, respectively, chlorine counting analysis show removal efficiencies of 94.42, 95.08, 100, and 91.62%, respectively. It’s concluded that using ozone is one of the future ways to meet the environmental water standards and supply the water requirements of the growing population.
本研究的目的是通过在水处理中使用臭氧代替氯来改进消毒技术。目前对尼罗河水处理的研究表明,臭氧和氯的最佳剂量分别为10毫克/升和4.6毫克/升。臭氧和氯的浓度在埃及饮用水标准允许的限度之内。目前的研究表明,对氯的去除率分别达到99.87、99.97、99.96和99.02%,可以监测TBC、tc、fc和非fc。臭氧的去除率分别为99.9%、99.95、99.93和98.92%。微生物学检查包括:总平板计数、总大肠菌群计数、总藻类计数和显微镜检查。臭氧计数分析显示,总藻、绿藻、蓝绿藻和硅藻的去除率分别为91.07、90.24、100和88.24%,氯计数分析显示,臭氧的去除率分别为94.42、95.08、100和91.62%。结论认为,利用臭氧是满足环境用水标准和满足不断增长的人口用水需求的未来途径之一。
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引用次数: 0
Insecticidal and phytochemical investigation of Catharanthus roseus L. extracts to Spodoptera littoralis (Boisd.) 花楸花提取物对沿海夜蛾的杀虫作用及植物化学研究
Pub Date : 2023-06-20 DOI: 10.21608/sjdfs.2023.212771.1111
M. Mostafa, A. Abdelmonem, F. el-Ablack, M. Abdel-Mogib, S. Ayyad
Chromatographic separation of Catharanthus roseus yielded six fractions. Of the sex fractions, the alkaloid and butanol fractions were the most effective fraction against Spodoptera littoralis (Boisd.) larvae in their second instar after seven days of exposure using leaf dipping technique with LC50 value 234.58 and 481.09 ppm, respectively. Toxicological effect guided isolation and elucidation of the most toxic fraction and yielded three monoterpenoid indole alkaloids, vindoline (1), vindorosin (2) and ajmalicine (3) using extensive chromatographic and spectroscopic techniques. The effect of alkaloid and butanol fractions on biochemical aspects including transaminases enzymes (AST and ALT), acelylcolinesterase and chitinase for S. littoralis, 2 nd instar larvae were evaluated. A significant activation on AST and ALT activities were obtained after treatment with LC50 of alkaloid and butanol fractions also, both fractions might be used as AchE inhibitors and suggested an ability in biodegradation of chitin. The sublethal effect of both alkaloid and butanol fractions on the biological aspects of S. littoralis immature and adult stages were studied in details
花楸花的色谱分离得到6个组分。其中,生物碱和丁醇对浸叶处理7 d后2龄的滨夜蛾(Boisd.)幼虫的LC50值分别为234.58和481.09 ppm。毒理学效应指导分离和阐明了毒性最大的部分,并通过广泛的色谱和光谱技术得到了三种单萜类吲哚生物碱,vindoline (1), vindorosin(2)和ajmalicine(3)。研究了生物碱和丁醇组分对2龄海棘转氨酶(AST、ALT)、乙酰colin酯酶和几丁质酶等生化指标的影响。生物碱和丁醇组分经LC50处理后,AST和ALT活性显著活化,两者均可作为AchE抑制剂,表明其具有甲壳素的生物降解能力。详细研究了生物碱组分和丁醇组分对滨水棘未成熟期和成虫期的亚致死效应
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引用次数: 0
An Efficient Cloud Computing System for E-Health 面向电子健康的高效云计算系统
Pub Date : 2023-06-20 DOI: 10.21608/sjdfs.2023.198673.1092
R. Omar, H. E. El Hadidi, A. El-Harby, G. Behery
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引用次数: 0
مبادرة اللافندر السعودي من التلاشي الي الانتشار من أجل تنمية الانسان والمكان والاقتصاد الريفي 沙特促进人类发展、空间和农村经济的沙特稀土倡议
Pub Date : 2023-06-13 DOI: 10.21608/sjdfs.2023.215184.1112
Ali Alshehri, Eman El Nashar, Alanoud Alshehri
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引用次数: 0
Well Logging Analysis of the Devonian Awaynat Wanin Formation (F3) “B” in A37-NC169a well, Al Wafa field, Ghadames Basin, Libya 利比亚Ghadames盆地Al Wafa油田A37-NC169a井泥盆系Awaynat Wanin组F3“B”测井分析
Pub Date : 2023-06-04 DOI: 10.21608/sjdfs.2023.206789.1102
A. Basal, Mohammad Abdelfattah Sarhan, Mostafa Alfarog, Esraa Eltwargy, A. E. el Bahrawy
The Ghadames basin represents the second main basin in oil production in Libya. Al Wafa Field is one of the oil and gas producer in Ghadames basin. This work aims to evaluate the sandstone of Aouinet Uennin Formation (F3) “B” in A37-NC169a well, Al Wafa field, Ghadames Basin, Libya. The applied methods in this research encompasses the qualitative and quantitative well logging evaluation for the entire sandstone (F3) “B”-sand level) of the Awaynat Wanin Formation in A37-NC169a well. The analysis of the well logging data, the examined sandstones exhibit high potentiality for hydrocarbon production in its topmost part (level 1) with 54 ft thick. This reservoir displays high hydrocarbon saturation values fluctuates between 80-90%, porosity ranges between 5-15%, low Bulk Volume of Water 0.01and 0.02, irreducible water saturation equals 22 %, and permeability nearly 7 MD. Accordingly, this study highlights the oil potentiality of the sandstones of the Awaynat Wanin Formation (F3) “B” for further exploration purposes in Al Wafa field and the surrounding fields within the Ghadames Basin.
Ghadames盆地是利比亚第二大石油生产盆地。Al Wafa油田是Ghadames盆地的油气生产商之一。本研究旨在对利比亚Ghadames盆地Al Wafa油田A37-NC169a井Aouinet Uennin组(F3)“B”砂岩进行评价。本研究的应用方法包括对A37-NC169a井Awaynat Wanin组整个砂岩(F3“B”砂层)进行定性和定量测井评价。通过对测井数据的分析,所检测的砂岩在其顶部(1层)54英尺厚处显示出很高的产烃潜力。该储层含油饱和度高,在80 ~ 90%之间波动,孔隙度在5 ~ 15%之间,水体积值低,在0.01 ~ 0.02之间,不可还原水饱和度为22%,渗透率接近7 MD。因此,本研究突出了Al Wafa油田及周边油田Awaynat Wanin组(F3)“B”砂岩的石油潜力,为进一步勘探提供了依据。
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引用次数: 0
Protective Effects of Silver Nanoparticles of Moringa Oleifera Leaves against Acrylamide-Induced Blood Toxicity in Rats . 辣木叶银纳米颗粒对丙烯酰胺致大鼠血液毒性的保护作用。
Pub Date : 2023-06-03 DOI: 10.21608/sjdfs.2023.180468.1075
Abdullah Abduljalil, K. Elbakry, N. Omar, Lamiaa Elsayed Mokhtar Deef, Shereen A. Fahmy
The present study aimed to indicate the harmful effects of Acrylamide (ACR) on blood cell of rats and the protective role of silver nanoparticles (Ag-NPs) derived from Moringa oleifera ( M .oleifera ) leaves against this effects. Ag-NPs were produced and subsequently examined using Transmission Electronic Microscope and Dynamic Light scattering measurements. Twenty adult male albino rats were randomly divided into four groups (five per each):Control group; ACR group (50 mg/kg b.wt, in drinking water); MO-NPsACRS group (50 mg/kg b.wt, orally at the same time of each treatment) and Protective group, (MO-NPs/ACR group), MO-NPs for 3 weeks (50 mg/kg b.wt, orally) then ACR for 3 weeks (50 mg/kg b.wt). At the end of the experimental period, blood samples were collected in clean tubes containing anticoagulant for blood cells count.
本研究旨在揭示丙烯酰胺(ACR)对大鼠血细胞的有害影响,以及辣木叶中提取的银纳米颗粒(Ag-NPs)对这种影响的保护作用。制备了Ag-NPs,随后使用透射电子显微镜和动态光散射测量进行了检测。选取成年雄性白化大鼠20只,随机分为4组,每组5只:对照组;ACR组(50 mg/kg b.wt,在饮用水中);MO-NPsACRS组(每次治疗同时口服50 mg/kg b.wt)和保护性组(MO-NPs/ACR组),MO-NPs组(50 mg/kg b.wt,口服)3周,然后ACR组(50 mg/kg b.wt) 3周。实验结束时,在干净的含有抗凝剂的试管中采集血样进行血细胞计数。
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引用次数: 0
Climate change in the coastal areas: consequences, adaptations, and projections for the Northern Coastal Area, Egypt 沿海地区的气候变化:对埃及北部沿海地区的后果、适应和预测
Pub Date : 2023-06-01 DOI: 10.21608/sjdfs.2023.170018.1061
Doaa Elemam, A. Eldeeb
Coastal and estuarine ecosystems provide a diverse range of products and services, such as water quality management, carbon storage, food supply, some natural disaster protection, and to name a few. However, these areas are the most vulnerable to climate change. In this study, we look into climate change consequences and the potential regional adaptation methods to them, with an emphasis on coastal risks. We evaluated their efficacy in terms of both the coastal management methods for which they were designed as well as the climate change in the long term. Because the assessment is not reliant on the local environment only, it is applicable to most coastal locations. We undertook a literature analysis to identify measures that may be applied to the coastal area of Damietta. The EMA (Egyptian Meteorological Authority), the Egyptian Environmental Affairs Agency (EEAA), the Climate Change Performance Index (CCPI), and the Intergovernmental Panel on Climate Change's (IPCC) classification of adaptation measures based on institutional characteristics, socioeconomic characteristics, or physical-environmental characteristics are used to categorize these metrics in these two integrated methodologies. Parallel to this, a number of standards were developed to evaluate the measure's present and potential efficacy, regardless of the context. At last, this strategy enabled objective and straightforward comparisons between measurements by assessing the adaptation strategies according to these standards and predictions of the challenges we will face in the future. The study proposed several extension strategies to raise awareness about the expected consequences of climate change.
沿海和河口生态系统提供各种各样的产品和服务,如水质管理、碳储存、粮食供应、一些自然灾害保护等等。然而,这些地区最容易受到气候变化的影响。在本研究中,我们着眼于气候变化的后果和潜在的区域适应方法,重点关注沿海风险。我们从海岸管理方法和长期气候变化两方面评估了它们的功效。由于评估不仅依赖于当地的环境,它适用于大多数沿海地区。我们进行了文献分析,以确定可能适用于Damietta沿海地区的措施。EMA(埃及气象局)、埃及环境事务局(EEAA)、气候变化绩效指数(CCPI)和政府间气候变化专门委员会(IPCC)基于制度特征、社会经济特征或物理环境特征的适应措施分类,用于在这两种综合方法中对这些指标进行分类。与此同时,制定了许多标准来评估该措施的当前和潜在功效,而不考虑上下文。最后,该策略通过根据这些标准评估适应策略和对我们未来将面临的挑战的预测,实现了测量结果之间客观和直接的比较。该研究提出了几项推广策略,以提高人们对气候变化预期后果的认识。
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引用次数: 1
Cellulolytic activities of thermophilic Thermoascus aurantiacus MW559792 and Mycothermus thermophilus MZ723073. 嗜热金弧菌MW559792和嗜热真菌MZ723073的纤维素水解活性。
Pub Date : 2023-05-28 DOI: 10.21608/sjdfs.2023.195180.1088
El-Sayed El-Morsy, M. El-Metwally, M. Mohesien, S. Shabara
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引用次数: 0
Assessment of toxicological effects of some new plant extracts on cotton aphid, Aphis gossypii 几种新型植物提取物对棉蚜的毒理学效应评价
Pub Date : 2023-05-27 DOI: 10.21608/sjdfs.2023.205957.1099
R. Said, M. Elbokl, S. Ayyad, Ahmed E. M. Abdel Mageed
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引用次数: 0
期刊
Scientific Journal for Damietta Faculty of Science
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