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Evaluation of Photosynthetic Capacity and Grain Yield of the Sea Level Quinoa VarietyTiticaca Grown in a Highland Region of Northwest Argentine 阿根廷西北部高原地区海平面藜麦品种的喀喀卡的光合能力和产量评价
Pub Date : 1900-01-01 DOI: 10.36632/mejas/2019.9.4.5
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引用次数: 1
Role of Rhizobium, Organic fertilizer rates and Sulfur on Soil fertility, Nitrogen Balance and productivity of Broad Bean under South Sinai Conditions 南西奈条件下根瘤菌、有机肥用量和硫对蚕豆土壤肥力、氮平衡和生产力的影响
Pub Date : 1900-01-01 DOI: 10.36632/mejas/2020.10.4.67
Rashed M. F. Suzan, M. El-Shazly
Soil fertility is one of the major limiting factors for crop’s productivity in Egypt and the world in general. Biological nitrogen fixation (BNF) has a great importance as a non-polluting and a cost-effective way to improve soil fertility through supplying N2 to different agricultural systems. Faba bean (Vicia faba L.) is one of the most efficient nitrogen-fixing legumes that can meet all of their N needs through BNF. Therefore, understanding the impact of rhizobial inoculation and contrasting soil rhizobia on nodulation and N2 fixation in faba bean is crucial to optimize the crop yield, particularly under low fertility soil conditions. The efficiency of Rhizobium leguminosarum in enhancing nitrogen fixation and nutrient uptake in Faba bean and improving soil fertility. the field experiment were carried out at privet farm at tour city South Sinai Governorate, during the two consecutive winter seasons of 2018/2019 and 2019/2020. The experiments were conducted to study the effect of Rhizobium leguminosarum inoculation, organic manure, soil amendment i.e., 0; 25; 30 and 35m3/fed., and four rates of sulfur application i.e., 0; 100; 150 and 200 kg/fed., on growth, productivity, nodulation, soil microbial counts, enzymatic activities, soil total N, P, K, Fe, Zn and Mn, soil chemical properties (pH and EC) and Nitrogen balance of broad bean, Aspany F1 cv. grown under sandy soil conditions. Results revealed that organic manure at the rate of 30m3/fed which is superior significantly plant yield and total yield (ton/fed) followed by organic manure at the rate of 35m3/fed. No significant differences occurred between these two organic treatments in both seasons. Sulfur amendment at the rate of 200 kg/fed followed by the rate of 150 kg/fed had the highest values and significant increases on plant weight; number of branches/plant; plant yield; total yield (ton/fed), there are no significant differences between both treatments in both growing seasons. While, each of the study factors had an individual significant effect on total microbial counts, enzymatic activities (Dehydrogenase and Nitrogenase), nodule No., nodule N%, nodule dry weigh, soil total nitrogen, phosphorus, potassium, Fe, Zn and Mn, soil chemical properties (pH and EC) and Nitrogen balance. But combined treatment organic manure 35m3/fed + sulfur at the rate of 200 kg/fed with rhizobial inoculation gave highest values on all most traits in both seasons.
土壤肥力是埃及乃至全世界农作物生产力的主要限制因素之一。生物固氮(BNF)是一种通过向不同的农业系统提供N2来提高土壤肥力的无污染和经济有效的方法。蚕豆(Vicia Faba L.)是最有效的固氮豆类之一,可以通过BNF满足其所有的氮需求。因此,了解接种根瘤菌和对照土壤根瘤菌对蚕豆结瘤和固氮的影响对优化作物产量至关重要,特别是在低肥力土壤条件下。豆科根瘤菌对蚕豆固氮和养分吸收及土壤肥力的促进作用。田间试验于2018/2019和2019/2020连续两个冬季在南西奈省tour city的私人农场进行。本试验研究了豆科根瘤菌接种、有机肥、土壤改良剂(0;25;30和35m3/fed。,以及四种施硫速率,即0;100;150和200公斤/次。对蚕豆生长、生产力、结瘤、土壤微生物数量、酶活性、土壤全氮、全磷、全钾、全铁、全锌、全锰、土壤化学性质(pH和EC)和氮素平衡的影响。在沙土条件下生长的。结果表明,施用有机肥30m3/次显著优于单株产量和总产量(吨/次),其次为施用有机肥35m3/次。两种有机处理在两个季节间无显著差异。以200 kg/饲料加硫量次之,150 kg/饲料加硫量最高,且显著提高植株重;枝/株数;植物产量;总产量(吨/只),两个处理在两个生长季节间无显著差异。而各因子对总微生物数量、酶活性(脱氢酶和氮酶)、根瘤菌No. 1和根瘤菌No. 2均有显著影响。土壤全氮、全磷、全钾、全铁、全锌、全锰、全土壤化学性质(pH、EC)和氮素平衡。有机肥35m3/次+硫200 kg/次配施根瘤菌处理在2个季节的大部分性状均达到最高。
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引用次数: 0
Replacement of Sodium Chloride by Potassium Chloride in Armenian Cucumber “Cucumis melo Var. Flexuosu” Pickles: Sensory and Microbiological Evaluation 用氯化钾代替氯化钠在亚美尼亚黄瓜" Cucumis melo Var. Flexuosu "腌菜中的应用:感官和微生物评价
Pub Date : 1900-01-01 DOI: 10.36632/mejas/2020.10.4.66
Zainab A. Mahdi, A. Al-Khatib
Pickles are considered as high salt food mainly due to the presence of high sodium ions added for taste and preservation purposes. This high amount will increase the risk of hypertension and cardiovascular diseases. In this study, an attempt was done to replace Sodium chloride (NaCl) by salt replacer which is potassium chloride (KCl) in Armenian cucumber pickles. Nine treatments were done with different salts percentages with and without chili pepper and garlic. All treatments were incubated at room temperature for 4 weeks then pH measurement, sensory analysis, and microbial analysis were performed. The pH values decreased with incubation and the lowest pH was 3.53±0.03 for Treatment 4 (75% KCl, 25%NaCl). Treatment 4 showed the highest reduction in both total plate count and yeast count with 78.5±3.0×10 CFU/ml and 73.0±3.0×10 CFU/ml respectively. There were virtually undetectable changes in taste up to 70% KCl (Treatment 6) substitution compared to Treatment 1(100% NaCl) based on the triangle test results. Based on 5-point hedonic scale, the lowest scores for taste were for Treatment 5 (100% KCl) with 2.70±0.40 but they were higher in the samples that contain chili pepper, while the other treatments showed insignificant differences compared to Treatment 1.The different treatments did not show any significant changes with respect to texture based on 5-point hedonic scale except the samples that contain both garlic and chili pepper which showed the lowest scores for taste and texture.
泡菜被认为是高盐食品,主要是因为为了味道和保存目的而添加了大量的钠离子。如此高的摄入量会增加患高血压和心血管疾病的风险。本研究尝试用氯化钾(KCl)盐替代品替代亚美尼亚黄瓜泡菜中的氯化钠(NaCl)。九种处理方法用不同比例的盐进行,有或没有辣椒和大蒜。所有处理在室温下孵育4周,然后进行pH测定、感官分析和微生物分析。pH值随孵育时间的增加而降低,处理4 (75% KCl, 25%NaCl) pH值最低,为3.53±0.03。处理4的总平板计数和酵母计数下降幅度最大,分别为78.5±3.0×10 CFU/ml和73.0±3.0×10 CFU/ml。根据三角试验结果,与处理1(100% NaCl)相比,高达70% KCl(处理6)替代的味道几乎无法检测到变化。根据5分享乐量表,处理5 (100% KCl)的味觉得分最低,为2.70±0.40,但含有辣椒的样品的味觉得分较高,而其他处理与处理1相比差异不显著。根据5分制的快乐量表,除了含有大蒜和辣椒的样品在味道和质地上得分最低外,不同的处理没有显示出任何显著的变化。
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引用次数: 0
Impact of Severe Early Childhood Caries on General Health in a Group of EgyptianPreschool Children 一组埃及学龄前儿童早期严重龋病对总体健康的影响
Pub Date : 1900-01-01 DOI: 10.36632/mejas/2022.12.1.1
Rabab A. M. Abdallah, Nancy Khattab, Mohammed Abou El-Yazeed, G. Támer, Rashed, G. A. Ahmed
Background: Early childhood caries (ECC) is a common chronic disease affecting young children and is considered a significant public health problem, it can be diagnosed in severe cases as severe early childhood caries (S-ECC). Children with S-ECC often suffer from pain, dietary changes, sleep disorders and behavioral changes. Methods: 1000 Egyptian children aged 3-6 years, including 100 children having complete blood count records participated in this case control study. Children were selected as 500 caries free and 500 with severe early childhood caries. Height and weight were measured for each child. Children who had CBC analysis for medical reason, Hb level was recorded. Results: there was insignificant difference between caries free and S-ECC groups regarding all BMI categories (P > 0.05). Children with low Hb levels (anemic) were significantly higher in S-ECC group than their caries free peers (P < 0.05). Conclusions: there was insignificant correlation between caries distribution and BMI, although there was a negative correlation between caries status and Hb level, indicating that S- ECC has a negative effect on child general health.
背景:早期儿童龋病(Early childhood caries, ECC)是一种影响幼儿的常见慢性疾病,被认为是一个重大的公共卫生问题,严重者可诊断为重度早期儿童龋病(severe Early childhood caries, S-ECC)。患有S-ECC的儿童通常会出现疼痛、饮食改变、睡眠障碍和行为改变。方法:1000名3-6岁的埃及儿童,包括100名有完整血细胞计数记录的儿童参加病例对照研究。选取500名无龋齿儿童和500名患有严重早期儿童龋齿的儿童。测量了每个孩子的身高和体重。因医学原因进行CBC分析的患儿,记录Hb水平。结果:无龋组与S-ECC组在BMI各分类上差异均无统计学意义(P > 0.05)。S-ECC组低Hb水平(贫血)患儿明显高于无龋组(P < 0.05)。结论:龋齿分布与BMI无显著相关,但龋齿状况与Hb水平呈负相关,提示S- ECC对儿童整体健康有负面影响。
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引用次数: 0
Effect of Foliar Application of Boron and Potassium Sources on Yield and Quality ofPotato (Solanum tuberosum L.) 叶面施硼、钾源对马铃薯产量和品质的影响
Pub Date : 1900-01-01 DOI: 10.36632/mejas/2020.10.1.15
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引用次数: 10
Investigation of the periodontal health status of group Libyan children using a novelgingivitis extent and severity indices: with reference to microbial gingival pathogens 用新型牙龈炎程度和严重程度指标调查利比亚组儿童牙周健康状况:参考牙龈微生物病原体
Pub Date : 1900-01-01 DOI: 10.36632/mejas/2019.9.4.6
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引用次数: 0
Development of eggless cake physical, nutritional and sensory attributes forvegetarian by using wholemeal chia (Salvia hispanica L.) flour 利用全麦鼠黄草粉研制素食者无蛋蛋糕的物理、营养和感官特性
Pub Date : 1900-01-01 DOI: 10.36632/mejas/2020.10.2.30
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引用次数: 1
Rural-urban differentials in selected socio-demographic characteristics of Bangladeshi population 孟加拉国人口社会人口特征的城乡差异
Pub Date : 1900-01-01 DOI: 10.36632/mejas/2021.11.1.17
R. Islam, K. Rahman
Differences is socio-demographic and economic sectors remain are somehow considered as the stumbling block to the sustainable development. This paper makes an attempt to explore the situation of rural-urban differentials to find a clear picture in formulating new policies and programmes regarding overall socioeconomic development of Bangladesh. The data of this study was mainly collected from the Report on Bangladesh Sample Vital Statistics (SVRS) of different years published by Bangladesh Bureau of Statistics (BBS). It is found that, despite government initiatives to reduce rural-urban disparity in the context of development, the inequality between rural and urban areas persists and challenges continue to evolve. The results of this study should contribute to the creation of innovative and effective policies and programmes that can improve the status of rural-urban differentials in Bangladesh. Findings of this study need to be scientifically utilised in developing suitable programmes addressing the causes of rural-urban differentials in Bangladesh. Otherwise, the aim of comprehensive and sustainable development may remain elusive.
社会、人口和经济部门的差异仍然在某种程度上被认为是可持续发展的绊脚石。本文试图探讨城乡差异的情况,以便为制定有关孟加拉国整体社会经济发展的新政策和方案找到一个清晰的画面。本研究的数据主要来源于孟加拉国统计局(BBS)发布的不同年份的《孟加拉国样本生命统计报告》(SVRS)。研究发现,尽管政府在发展背景下采取了减少城乡差距的举措,但农村和城市地区之间的不平等仍然存在,挑战继续演变。这项研究的结果应有助于制定创新和有效的政策和方案,以改善孟加拉国城乡差别的状况。这项研究的结果需要科学地用于制定适当的方案,以解决孟加拉国城乡差异的原因。否则,全面和可持续发展的目标可能仍然难以实现。
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引用次数: 0
Renovation of The Unused Ancient Egyptian Trenching Approach For ProducingHigh-Yield And Quality of Watermelon With Maximizing The Irrigation Water UseEfficiency 改造古埃及沟法高产优质西瓜,最大限度提高灌溉用水效率
Pub Date : 1900-01-01 DOI: 10.36632/mejas/2020.10.4.75
El-Eslamboly, Abdel-wahab
This study was conducted on an open field farm in El-Salheya El-Gedida, Sharqia Governorate, Egypt, for two successive seasons 2016 and 2017. As an attempt for water conservation in watermelon cultivation and maximization the irrigation water use efficiency by improving the old unused method of watermelon production in Egypt in addition to, using watermelon grafting on some tolerant rootstocks to water stress. This experiment consisted of 15 treatments (3 cultivation approach of watermelon (rainfed (traditional trenches without irrigation), beds (rows) with drip irrigation according calculated irrigation requirement by CLIMWAT 2.0 and CROPWAT 8.0 software (2320.7m) and renovated method (Trenches with drip by 40% from calculated irrigated requirements (928.28m) × 5 grafting treatments (4 rootstocks bottle gourd and Emphasis hybrid F1 (Lagenaria siceraria), Shintosa F1 hybrid and Ferro RZ F1 hybrid (Cucurbita maxima × C. moschata) and Aswan F1without grafting). The experiment layout was a factorial in strip plot with randomized complete blocks design with three replicates. Planting methods were set in the main strip plot whereas the grafting treatments were set randomly in sub plot. This study was succeeded in producing high yield quantities of watermelon under the conditions of water regime (40%) that were almost equal with the yield under the complete water supply requirements conditions (100%). This result was evidently from the absence of significant differences between the average yield of the two methods, which was significantly higher than the average yield of the traditional trenching method (without irrigation). The renovated trenches improved the quality characteristics of watermelon fruits compared with the traditional trench yield. Grafting on different rootstocks improved all vegetative growth traits and led to an enhancement in the yield components, this was obviously in the significant increase in the vegetative growth values, which reflected by dependency on the yield quantity and quality. The use of both trenches method equipped with the drip irrigation system with grafting on tolerant rootstocks to water shortage led to an increase in the irrigation water use efficiency (IWUS), as it led to doubling the values of (IWUS) compared to the beds with drip irrigation according the calculated water requirements by this Software. In Conclusion, to get the highest yield and quality with maximizing of the (IWUE) on watermelon, it could be recommended to use the renovated trench method equipped with drip irrigation system plus grafting on tolerant rootstocks.
本研究于2016年和2017年连续两季在埃及Sharqia省El-Salheya El-Gedida的一个露天农场进行。通过改进埃及西瓜生产的旧方法,并将西瓜嫁接在一些耐水分胁迫的砧木上,以达到西瓜栽培节水和灌溉用水效率最大化的目的。本试验共设15个处理(3种栽培方式(旱作(传统沟灌)、畦(行)根据CLIMWAT 2.0和crowat 8.0软件计算的灌溉需水量(2320.7m)和改造方式(按计算需水量的40%进行滴灌(928.28m)) × 5种嫁接处理(4种砧木葫芦和重点杂交F1 (Lagenaria siceraria))。Shintosa F1杂交种和Ferro RZ F1杂交种(Cucurbita maxima × C. moschata)和Aswan F1无嫁接)。试验布置为因子条形图,采用随机完全区设计,共3个重复。在主条形小区设置栽植方式,在子小区随机设置嫁接处理。本研究成功地在水分条件(40%)下生产出与完全供水量条件(100%)下产量几乎相等的高产西瓜。这一结果显然是由于两种方法的平均产量之间没有显著差异,显著高于传统沟法(不灌溉)的平均产量。改造后的沟与传统沟产量相比,西瓜果实品质特征有所改善。嫁接在不同砧木上改善了所有营养生长性状,并导致产量成分的增加,这明显表现在营养生长值的显著增加上,这反映在对产量数量和质量的依赖上。采用双沟法配以嫁接在耐缺水砧木上的滴灌系统,灌溉用水效率(IWUS)得到了提高,根据本软件计算的需水量,与滴灌床相比,IWUS值增加了一倍。综上所述,为获得最高的产量和品质,并最大限度地提高西瓜的IWUE,可推荐采用改良沟法配以滴灌系统+嫁接在耐受性砧木上。
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引用次数: 0
Effective Adsorption of Fe2+ and Pb2+ Ions from Polluted groundwater Using MoringaSeeds (Case Study: El-Sadat Area, Egypt) 辣木籽对污染地下水中Fe2+和Pb2+离子的有效吸附(以埃及El-Sadat地区为例)
Pub Date : 1900-01-01 DOI: 10.36632/mejas/2020.10.2.33
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引用次数: 0
期刊
Middle East Journal of Applied Sciences
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