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86 articles for “Coefficient of variation”
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Variability and Association of Characters among Common Bean (Phaseolus Vulgaris L.) Genotypes in Southern Ethiopia
Abstract: This experiment was conducted in Guraghe and Siltie Zones of Southern Ethiopia to assess the extents of variability and associations of characters among common bean genotypes. Data were collected on nine quantitative traits. The analysis of variance revealed significant variation among the traits. Moderate genotypic and phenotypic coefficient of variation was observed for 100 seeds’ weight, pod length and seed per plant. Highest heritability and genetic advances as percent mean …
Published in Research & Reviews : Journal of Botany · Vol. 10, Issue 2, 2021 · pp. 21–27 Read article
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Monitoring the Variations Influence of Bacterial Transport Coefficient on Rhodopseudomonas Depositions in Natural Pond
Abstract: This paper monitored the transport reflecting Rhodopseudomonas concentration in natural pond, the study express the rate of predominant influence from bacterial transport coefficient in the migration and deposition of Rhodopseudomonas in the study environment, the rate of bacterial transport coefficient in the natural pond shows that there is the tendency of partial immobile velocity in the pond, these factors reflected on the transport system of Rhodopseudomonas in the natural pond. …
Published in Recent Trends in Fluid Mechanics · Vol. 7, Issue 3, 2020 · pp. 24–39 Read article
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Analytically and Numerically Predicting Base Shear Coefficient of Building Structure with the Variations of Response Reduction Factor based on BNBC 2020 by using ETABS
Abstract: Response reduction factor (RRF) influences the building base shear. Soil profile and seismiczone factors affect the variations of RRF. According to Bangladesh National Building Code(BNBC 2020), three (ordinary, intermediate, and special) different values of RRF for themoment-resisting frame are used for four seismic zones. In the present research, analytical(BNBC 2020) and numerical (ETABS) base shear coefficient ratio (BSC) are evaluated bythe variations of RRF (1, 2, 3, 4, 5, 6, …
Published in Journal of Offshore Structure and Technology · Vol. 9, Issue 1, 2022 · pp. 50–55 Read article
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Correlation and Variability among Yield and Yield Attributes of Advance Rice Genotypes in Rain Fed Condition
Abstract: AbstractThe present research consists of 12 rice (Oryza sativa L.) genotypes and the experiment was conducted during June–November, 2017 in randomized block design with the three replications at NARC, Kumaltar. The data were recorded for ten quantitative characters to study genetic variability, heritability, genetic advance and correlation coefficient analysis. Analysis of variance among 12 genotypes showed significant difference for all characters studied except non-effective tiller. Grain yield had positive significant …
Published in Research and Reviews : Journal of Crop science and Technology · Vol. 7, Issue 1, 2018 · pp. 27–34 Read article
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Genetic Diversity of Wheat (Triticum aestivum L.) Germplasm
Abstract: The present investigation was conducted to examine the genetic diversity existing among 30 genotypes of wheat. The experimental design used was randomized block design having four replications. The study revealed wide range of variability and high heritability for all the traits. High estimates of genotypic coefficient of variation (GCV) and phenotypic coefficient of variation (PCV) were observed for number of tillers per plant and yield per plant. High heritability coupled …
Published in Research and Reviews : Journal of Crop science and Technology · Vol. 2, Issue 2, 2013 · pp. 26–36 Read article
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Morphometric Divergence of Garra mullya (Skyes, 1839) Populations from the Preferred River System of Southern Western Ghats Region, Tamil Nadu, India
Abstract: The present study aims to describe the phenotypic divergence of Garra mullya from the preferred river sites of Southern Western Ghats, Tamil Nadu, India. A total of 18 morphometric characters were analyzed within populations from different localities. The species-wise and population-wise descriptive statistics viz., minimum, maximum, mean, standard deviation, the coefficient of variation (CV) of all morphometric traits, the multivariate coefficient of variation (CVp) and the principle component analysis were …
Published in Research and Reviews : A Journal of Life Sciences · Vol. 7, Issue 3, 2017 · pp. 7–13 Read article
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The Strength of Dry, Fresh and Decomposed Raffia Palm Trunk in the Bioremediation of Oil-based Drill Cutting
Abstract: In this research, the impact of dry drill cuttings and compost tea on the environment's ability to degrade oil-based drill cutting contamination is investigated. The experiment was conducted in the research center located at the workshop of Agricultural and Environmental Engineering Department, Rivers State University, Port Harcourt. Oil-based drill cutting samples were placed in bulk in eleven reactors (T1, T2, T3-T11) with four replications. The original drill cuttings' physiochemical characteristics …
Published in Journal of Modern Chemistry & Chemical Technology · Vol. 15, Issue 3, 2024 · pp. 26–33 Read article
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The Influence of Fresh Raffia Palm Trunk on the Bioremediation of Oil-Based Drill
Abstract: This study determines the effect of fresh raffia palm for biodegradation of oil-based drill cuttings bioremediation. The experiment was conducted at the rivers institute of Agricultural research and training (RIART) located at the Rivers State University, Port Harcourt. Samples of oil-based drill cuttings were bulked in eleven reactors with four replications (T1, T2, T3-T11). The physiochemical properties of the initial drill cuttings were analyzed. Also, the physiochemical properties of the …
Published in International Journal of Pollution: Prevention & Control · Vol. 1, Issue 2, 2023 · pp. 41–48 Read article
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Evaluation of Selected Common Wheat (Triticum aestivum L.) Genotypes for Diverse Traits at Kokate and Hossana, Southern Ethiopia
Abstract: During the 2018/19 cropping season, a field trial involving 49 bread wheat (Triticum aestivum L.) genotypes was conducted at the Kokate and Hossana research sub-stations in Southern Ethiopia. The aim was to assess various characteristics within these genotypes. A simple lattice design was employed, and data on 11 quantitative traits were gathered and analyzed using SAS statistical software. The analysis of variance (ANOVA) revealed that there were notable differences in …
Published in Research & Reviews : Journal of Botany · Vol. 14, Issue 1, 2025 · pp. 1–11 Read article
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Optimization of Drilling Parameters on Hemp-Pineapple Hybrid Natural Fiber Composites
Abstract: Composites are tailor made heterogeneous materials to meet desired mechanical properties for intended applications. Among all the composites, fiber reinforced composites gained wide attention because of ease in synthesis and light weight. Issues such as delamination and surface finish during drilling of composites offers challenges. The present investigation uses design of experimentation method for setting processing parameters such as drill diameter, feed, rotation speed for evaluation of minimum surface roughness …
Published in Journal of Polymer & Composites · Vol. 11, Issue 2, 2023 · pp. 33–39 Read article
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Analysis of Rainfall Variability in Sylhet Region of Bangladesh
Abstract: The variability and distributions of rainfall of a region is important and useful especially for agricultural activities. The study was conducted to establish the rainfall trends in Sylhet by analyzing available rainfall record for 35 years period of 1981 to 2015. Records of daily rainfall data for Sylhet region were obtained from the Bangladesh Meterological Department (BMD) for analysis. Rainfall data were categorized into monthly, annual, and seasonal basis. The …
Published in Journal of Water Resource Engineering and Management · Vol. 6, Issue 2, 2019 · pp. 1–10 Read article
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Dietary Modification and Adequacy Among Jaundice Patients
Abstract: Jaundice refers to the yellow discolouration of the skin and heavily perfused tissues. Since jaundice is a mere symptom and not a disease, its dietary management is based upon underlying cause. The present study is an attempt to assess the dietary intake of jaundice patients and evaluate it in terms of nutritional adequacy. A sample of 100 patients from both the sexes and in any age group was selected randomly …
Published in Research and Reviews: A Journal of Health Professions · Vol. 5, Issue 1, 2015 · pp. 27–31 Read article
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Visit to Visit Fasting Plasma Glucose Variability and Associated Factors in Diabetic Patients
Abstract: Wide glycemic variability has been proposed as one of the factors associated with poor glycemic control and development of diabetes complications. The aim of this study was to evaluate the extent of visit to visit fasting plasma variability and associated factors in patients with diabetes. A retrospective cross-sectional study was conducted on 280 diabetic patients attending outpatient diabetic clinic of Ayder Referral Hospital between December, 2015, and April, 2016. Relevant …
Published in Research and Reviews : A Journal of Medical Science and Technology · Vol. 5, Issue 2, 2016 · pp. 14–24 Read article
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Static and Dynamic Analysis on 5-Blade Marine Propeller
Abstract: Ships and underwater vehicles like submarine and torpedoes use propeller for propulsion. In general, propellers are used as propulsions and they are also used to progress significant plunge to propel the vehicle at its operational speed and RPM. Much has been said and published on the development of the marine propeller from the time of antiquity to the present age, but there is more to be done. This paper describes …
Published in Journal of Aerospace Engineering & Technology · Vol. 8, Issue 3, 2018 · pp. 14–25 Read article
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Precipitation Variability Assessment using GIS and Geostatistical Techniques: A Study of Chamarajanagara District, Karnataka, India
Abstract: AbstractPrecipitation is an important parameter for the life cycle of living beings; also it plays a major role in global and country economic system. If there is a decline in precipitation then whole agricultural and food chain imbalance will become more. The present study is conducted to assess the spatial and temporal changes in precipitation pattern. The precipitation is interpolated using ordinary kriging to represent spatial distribution. The coefficient of …
Published in Research & Reviews : Journal of Ecology · Vol. 5, Issue 3, 2016 · pp. 22–27 Read article
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Study of Rainfall According to Rainy Nakshatra
Abstract: Most of the Indian farmers used to plan their agriculture work in accordance with eleven rainy nakshatras. It is necessary to verify which rainy nakshatra is more reliable to all farmers. This paper focuses on the study of rainfall under rainy nakshatras. This analysis will provide useful information for water resources planner and farmers to assess the availability of water and create the storage accordingly. The scientific results and the …
Published in Research & Reviews : Journal of Ecology · Vol. 7, Issue 3, 2018 · pp. 23–28 Read article
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Development and Validation of RP-HPLC Method for Determination of Thermal Degradation Impurity in Macrolide Immunosuppressant Substance and Drug Product
Abstract: The present study describes a simple and stability-indicating reverse phase high-performance liquid chromatography (RP-HPLC) method for the quantification of the thermal degradation impurities of Tacrolimus (FK506) namely Ally ester rearrangement impurity (Impurity R) in Tacrolimus capsules and drug substances. Successful separation of impurity R from Tacrolimus, its other related substances and its tautomers were achieved on a Zorbax XDB C8 (150×4.6 mm, 5 μm) and detector of UV at 210 …
Published in Research & Reviews: A Journal of Drug Formulation, Development and Production · Vol. 3, Issue 1, 2016 · pp. 14–19 Read article
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The Effects of TiC Reinforcement on Thermal, Electrical and Dry Sliding Wear Behaviour of Aluminium Matrix Nanocomposites
Abstract: AbstractThe present work is to investigate the thermal, electrical and dry sliding wear behaviour of a aluminium matrix composite reinforced with dissimilar particle size (≤ 200 nm and 2 μm) of titanium carbide particles. An aluminium matrix composite with 0, 5, 10 and 15 vol.% TiC reinforcement was prepared by using powder metallurgy. A pin-on-disc apparatus was broadly used to investigate the wear behaviour of the Al/TiC nano composites. Wear …
Published in Nano Trends – A Journal of Nano Technology & Its Applications · Vol. 19, Issue 2, 2017 · pp. 28–41 Read article
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Dependency of pure liquid pool boiling heat transfer coefficient to bubble contact angle on roughened Brass heater in new model
Abstract: Heat transfer coefficient of nucleate pool boiling Nucleation is a basic part of phase transformations, which plays an important role in understanding and describing any phase change processes. For a boiling process, nucleation appears in the initial stage, and directly affects bubble formation and boiling intensity. According to the heterophase fluctuations which induce phase transition, the phase change has two main types. Classically, phase change caused by the fluctuation with …
Published in Emerging Trends in Chemical Engineering · Vol. 9, Issue 2, 2022 · pp. 29–36 Read article
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Wave Effects on the Performance of Giant Floating Offshore Wind Turbines
Abstract: The performance of a giant floating offshore wind turbine under the effects of wave misalignment has been modelled and simulated. Heave and period of the sea waves have been considered as the most relevant parameters to determine their effects on the power generation of the floating offshore wind turbine. The simulation has been run for two different situations, a non-restriction tilt angle case and a limited tilt angle case. The …
Published in Journal of Offshore Structure and Technology · Vol. 9, Issue 2, 2022 · pp. 6–17 Read article