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1935 articles for “VAR” (ranking capped at the first 2,000 matches — narrow the search to see the rest)
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Management of Varicose Veins: A Review of Literature
Abstract: Lower extremities venous insufficiency is a frequent disorder that can cause a variety of symptoms, such as ulceration, soreness, swelling, and bulging leg veins. Whereas there is many other treatment choices, the more recent endovascular treatments are simple, safe, rapid, and very effective at reducing symptoms. Foam sclerotherapy, thermal ablation, and mechanical chemical ablation are minimally invasive endovascular techniques commonly used in the treatment of varicose veins. This review article …
Published in Research and Reviews : Journal of Surgery · Vol. 14, Issue 1, 2025 · pp. 17–21 Read article
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Non-Homogeneous Effect on Vibration of Visco-Elastic Rectangular Plate Having Parabolically Varying Thickness in Both Directions
Abstract: At present the vibration theory has become significant in every sphere of applied sciences. In the advance time, the plates of variable thickness are widely used in civil, aeronautical, mechanical, electronics and marine structures like jet engines designing, space crafts, gas turbines, nuclear power projects etc. The effect of variation of non-homogeneity on vibration of visco-elastic rectangular plate with parabolically varying thickness in both directions is presented in this paper. …
Published in Journal of Experimental & Applied Mechanics · Vol. 9, Issue 3, 2018 · pp. 31–45 Read article
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Stress Analysis of Variable Thickness FGM Rotating Disks by Element based Material Gradation under Thermomechanical Loading
Abstract: The present research work aims to analyze deformation and stresses, induced in functionally graded rotating disks of variable thicknesses. The disks are made of exponential functionally graded material, whose mechanical and physical properties vary in radial direction. Functionally gradation of the properties is achieved by element-based gradation. Uniform as well as variable thickness, namely concave profile, convex profile and linear varying profile rotating disks are analyzed for clamped-free and free-free …
Published in Trends in Machine design · Vol. 3, Issue 3, 2016 · pp. 32–42 Read article
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Thermal Gradient Effect on Vibrations of Non-homogeneous Rectangular Plate having Continuously Parabolically Varying Thickness in both Directions
Abstract: This paper presents the effect of thermal gradient on vibrations of non-homogeneity of the material of plate structures on the vibration frequencies for continuously parabolically varying thickness in both directions. The non-homogeneity of the plate is characterized by taking linear temperature variations in the Young’s modulus and linear variation in density of the material. Vibrational behaviors of non-homogeneous rectangular plates of variable thickness having two opposite edges (y = 0 …
Published in Journal of Experimental & Applied Mechanics · Vol. 2, Issue 1, 2011 · pp. 38–46 Read article
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Physiochemical Properties of Different Mango Fruit Varieties in Relation to Incidence of Mango Fruit Borer Autocharis albizonalis
Abstract: A study was conducted in several mango-producing areas in the districts of Malda, Murshidabad, Nadia and Midnapur in West Bengal during the month of April to June, 2013, to observe the infestation of fruit borer Autocharis albizonalis in eight folk varieties of mango (Mangifera indica L). Frequent observations on incidence of fruit borers showed that the larvae of fruit borer complete their larval stage within the fruit and damage the …
Published in Research and Reviews : A Journal of Life Sciences · Vol. 5, Issue 3, 2015 · pp. 8–13 Read article
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Investigation on Performance Characteristics of Hydraulic Wind Turbine with Variable Accumulator
Abstract: This study presents an investigation on the performance characteristics of a hydraulic wind turbine with a variable accumulator. The aim of this research is to assess the feasibility and efficiency of utilizing hydraulic systems in wind energy conversion. The hydraulic wind turbine employs a variable accumulator, which allows for energy storage and regulation. By varying the accumulator’'s pressure and volume, the turbine’'s performance can be optimized to match the varying …
Published in Journal of Aerospace Engineering & Technology · Vol. 13, Issue 1, 2023 · pp. 16–22 Read article
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Evaluation of Mid Altitude Sorghum (Sorghum bicolor (L.) Moench) Variety at Siltie Zone, Southern Regional State of Ethiopia
Abstract: Sorghum is one of most vital crops cultivated over a wide extreme ecological habitat in Ethiopia. Five released Sorghum (Sorghum bicolor (L.) Moench) varieties with one local check were tested in randomized complete block design (RCBD) with four replications during 2017 to 2018 cropping season at two locations. The experiment was carried out to identify and select the best high yielding sorghum varieties for the target area. The varieties consisted …
Published in Research & Reviews : Journal of Agricultural Science and Technology · Vol. 11, Issue 2, 2022 · pp. 1–6 Read article
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Effects of NPS Fertilizer Rates on Yield and Yield Components of Potato (Solanum tuberosum L.) Varieties in Southern Ethiopia
Abstract: Solanum tuberosum L. is a high-yielding crop that can be produced twice or four times per year. But its yield is limited due to low soil fertility and limited use of improved varieties. The study's objective was to identify the blend NPS fertilizer rates for potato varieties yield and yield components. The experiment was carried out using a factorial Randomized Complete Block Design (RCBD) with three replications. The results revealed …
Published in Research & Reviews : Journal of Agricultural Science and Technology · Vol. 11, Issue 3, 2022 · pp. 10–25 Read article
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Description & Prevention of Omicron
Abstract: November 9, 2021, Botswana becomes the first country to recognise it (Nov 11 2021). The new variant (B.1.529) has been represented in 77 countries. Omicron presents 32 changes in spike protein Scribd, restricting the point of interaction with the ACE2 receptor protein. Computational shows and components’ recreation has been applied to investigate the collaboration between the SARS-CoV-2 RBD and the ACE2 receptor. The receptor-binding domain (RBD), which more barely joins …
Published in Research & Reviews: A Journal of Pharmacognosy · Vol. 8, Issue 4, 2023 · pp. 5–16 Read article
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Potato Varieties Adapted to Selected Woredas of Gamo Zone and Dirashe Woreda
Abstract: The study was conducted at three locations (Chosha, Yelagnaw Arguba and Zazie) for two consecutive years. It was carried out to evaluate and select high yielding, potato varieties for study areas and areas with similar agroecologies. The experiment consisted of eight potato varieties (six released varieties and two local checks). The study was conducted using a Randomized Complete Block Design with three sets of repeated measures. The combined analysis of …
Published in Research & Reviews : Journal of Agricultural Science and Technology · Vol. 13, Issue 1, 2024 · pp. 33–40 Read article
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Study of Diurnal Anisotropy Variation in Cosmic Ray Intensity During Minimum Solar Activity Period
Abstract: we present a comprehensive study of cosmic ray variations over the period from 1964 to 2018, encompassing solar cycles 20, 21, 22, 23, and 24. Both annual average and day-to-day variations have been analyzed to capture the temporal dynamics of cosmic ray intensity across multiple solar cycles. The study focuses particularly on periods of minimum solar activity, namely the years 1965, 1976, 1986, 1996, and 2008, when cosmic ray modulation …
Published in Research & Reviews : Journal of Physics · Vol. 14, Issue 2, 2025 · pp. 30–37 Read article
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Adoption of Major Improved Crop Varieties in Selected Districts of the Southwest Ethiopia Region
Abstract: Agriculture forms the backbone of the Ethiopian economy and significantly contributes to the livelihoods of the majority of the population. It remains a central pillar of food security, employment, and rural development across the country.The present study aims to examine the adoption of improved major crop varieties and to identify the key factors influencing their uptake in the southwest Ethiopia region. The research was carried out in the districts of …
Published in Research & Reviews : Journal of Agricultural Science and Technology · Vol. 15, Issue 2, 2026 · pp. 18–31 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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Working Profession and Posture as Risk Factors in A Sample Population of Lower Limb Varicose Veins- An Observational Study
Abstract: AbstractPrimary varicose veins are a typical manifestation of chronic venous insufficiency. The aetiology of varicose veins is still incompletely understood despite the fact that it is a very common disease affecting all ages from teenagers to elderly people. The prevalence of varicose veins varies substantially in different parts of the world. The present study was designed to investigate the various risks factors and clinical manifestations of the occurrence of lower …
Published in Research and Reviews : Journal of Surgery · Vol. 6, Issue 3, 2017 · pp. 17–21 Read article
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Do Penology traits Respond Differently? A Study in Three Selected Hybrid Tomato (Solanum lycopersicum Mill) Varieties
Abstract: The response of penology traits to varietal differences was studied in three selected hybrid tomato varieties. The field experiment was conducted at Amibara Farms PLC,a commercial farm that is involved in the production of major lowland vegetables and fruits including tomato. Among the studied varieties, the VeniseF1 tomato variety had demonstrated a significantly early days to 50 % flowering, days to 50 % fruit maturity, days to 90 % fruit …
Published in Research & Reviews : Journal of Agricultural Science and Technology · Vol. 9, Issue 3, 2020 · pp. 1–7 Read article
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Effect of Nitrogen Fertilizer Levels on Malt Quality Parameters of Malt Barley (Hordeum vulgare L.) Varieties at Kulumsa, Central Ethiopia
Abstract: AbstractA field experiment was conducted at Kulumsa agricultural research center during 2011 main season with the objectives of determining the effect of different nitrogen fertilizer levels on malt quality of common malt barley varieties. Factorial combinations of four released malt barley varieties namely, ‘Beka’, ‘Holker’, ‘Miscal-21’ and ‘EH1293’ and five levels of nitrogen fertilizer (0, 20, 30, 40 and 50 kg N/ha) in the form of urea (46% N) were …
Published in Research and Reviews : Journal of Crop science and Technology · Vol. 4, Issue 3, 2015 · pp. 33–45 Read article
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Heat and Drought Resistance of Some Introduced Varieties of Roses Floribunda in Absheron
Abstract: Annotation: The article presents data on the study of 10 varieties of floribunda roses (Anabell, Bella Rosa, Charleston, Eutin, Frisko, Krasnij Mak, Masquerade, Mecta, Regensberg, and Rosemary Rose) in the conditions of the Absheron Peninsula. Observations showed that the flowering of roses under these conditions ceases with the onset of intense heat (from 39 ° C to 41 ° C and above) in the second half of July and until …
Published in Research & Reviews : Journal of Botany · Vol. 10, Issue 1, 2021 · pp. 4–8 Read article
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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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Performance Evaluation and Stability Analysis of Faba Bean (Vicia faba L.) Varieties in Siltie and Guraghe Zones, Ethiopia
Abstract: The experiment was conducted with ten faba bean Varieties for two consecutive years (2015–2016) comprising six environments in order to determine the effect of genotype x environment interaction and to identify and select high yielding, stable and best performing faba bean varieties with better adaptability. The experiment was laid out in a randomized complete block design with three replications. The combined analysis of variance of grain yield showed a highly …
Published in Research & Reviews : Journal of Botany · Vol. 11, Issue 1, 2022 · pp. 20–29 Read article
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A Comparative Study on Infestation of Fruit Borer, Deanolis albizonalis (Hampson) between Some Folk and Commercial Varieties of Mango in West Bengal
Abstract: AbstractA survey was conducted in several mango producing areas in Gangetic West Bengal particularly in the districts of Malda, Murshidabad, Nadia and Midnapur during fruiting season from 2011 to 2013 to observe the infestation of fruit borer or Sulipoka, Deanolis albizonalis (Hampson) in eight folk varieties of mango (Mangifera indica L). In recent years the borer has assumed serious status causing damage to the maximum extent of 43% to the …
Published in Research & Reviews : Journal of Ecology · Vol. 4, Issue 1, 2015 · pp. 8–11 Read article