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33 articles for “Benefit cost ratio”
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Assessment of Several Feed Varieties in Carp Polyculture
Abstract: This six-month aquaculture study evaluated the effects of four distinct feeding treatments on the production and development of a five-species polyculture system comprising common carp (Cyprinus carpio), grass carp (Ctenopharyngodon idella), Rohu, Katla, and Mrigel. The experiment utilized the total volume for eight ponds, each with a volume of 150 m3 is 1200 m3 (cubic meters) to compare: T1 (finely chopped Dubo grass and mash feed), T2 (sinking pellet), T3 …
Published in Research and Reviews : Journal of Veterinary Science and Technology · Vol. 15, Issue 2, 2026 · pp. 1–6 Read article
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Pre-extension Demonstration of Improved Taro with Newly Recommended Fertilizer Rate at Chaha District, Gurage Zone, Southern Ethiopia
Abstract: InEthiopia,agriculturehasthepotentialtoaccountforarelativelylargeshareoftheGrossDomesticProduct,buttheproductivityofthissectorlagsbehindthecountry'spotential.One of the reasonsforthisisthelackofrecommendedfertilizerratesforcrops like taro.Therefore,this study aimedtodemonstrateimprovedtaroatthenewlyrecommendedfertilizerratesintheChahaDistrictoftheGuragezoneduringthemainharvestseasonof2021.The Districtwasdeliberatelyselectedbasedonthetechnicalgapsof farmers on the crop production.20farmersfrom2 kebeles,BoraandJato,wereselectedbasedontheirwillingnessandlandavailability.57farmersand11stakeholders with a total of 68 participantsweretrained.Itwasplantedin70cmb/nrowsand50cmb/nplantspacingataseedrateof30kg ha-1.ForthedemonstrationplotusingthenewrecommendedfertilizerrateNPS: 242 kg ha-1 and UREA: 180 kgha-1applied.Allrecommendedfarmingpracticeswereappliedequallytoallplotsandthefieldswerecarefullyandproperlymanaged.Datawerecollectedthroughmeasurements,interviewswithfarmers,andphotographs.Yieldand farmer’s preferencedatawerequalitativelyanalyzedusingmean,percentage, andfeedbackdata.Theaverageyieldsattonha-1fortarowiththenewrecommendedrateoffertilizerwere4.56and4.49,andwithoutfertilizerwere2.68and2.54forBora and Jato Kebeles respectively.Tuberyield,plantheightandearlymaturitywerecommonselectioncriteria,althoughtherewas a slightvariationinthecriteriaestablishedinthetwoKebelesbyfarmers.Inallkebeles,improvedtaro with newly recommended fertilizer rateoutperforms improved taro without fertilizer. The Benefit Cost Ratio result also showedthatusingimproved taro with a newly recommended fertilizer rate was moreprofitablethanusingwithoutfertilizer. So, using improved taro with newly recommended …
Published in Research and Reviews : Journal of Crop science and Technology · Vol. 11, Issue 3, 2022 · pp. 26–32 Read article
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Seed Production in Cowpea: An Economic Viability Study
Abstract: The present study is focused on the viability of cowpea seed production in Palakkad district of Kerala. Registered seed farmers in VFPCK were selected purposively for the study. The average cost of cultivation for cowpea seed production for Vellayani Jyothika variety was high compared to Anaswara variety. Benefit Cost ratio was highest for Vellayani Jyothika variety (2.58) compared to Anaswara. Cobb-Douglas production function revealed that the labour contributed significantly towards …
Published in Research & Reviews : Journal of Agricultural Science and Technology · Vol. 9, Issue 3, 2020 · pp. 34–38 Read article
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Production Potential, Energetics and Economic Analysis of Sesame (Sesamum indicum L.) Cultivation: A Case Study from Damodar Command Area, West Bengal
Abstract: AbstractSesame is one of the major oilseed crop grown in India and it was selected as an alternate crop option due to its suitability in a wide range of agro-ecological environments. A field experiment was conducted in the irrigated ecosystem under Damodar Command area, West Bengal taking sesame variety ‘Rama’. Crop yield varied from 8.2 to 11.2 quintal/ha in different soil series with highest yield obtained from Naopara soil series. …
Published in Research and Reviews : Journal of Crop science and Technology · Vol. 6, Issue 1, 2017 · pp. 17–21 Read article
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Economics of Fish Production and Marketing: A Case Study of Madhubani District in Bihar
Abstract: Fish farming is a vital source of livelihood, income, and nutritional security, especially in regions where aquaculture is embedded in local economies and culture. In India’s Mithila region (Bihar), fish (machh) holds substantial cultural, economic, and nutritional significance. This research analyzes the economics of pond-based fish production in Madhubani district, focusing on Benipatti Block, an area with high pond density. The study investigates determinants of productivity, profitability, and resource utilization, …
Published in Research & Reviews : Journal of Agricultural Science and Technology · Vol. 15, Issue 2, 2026 · pp. 101–115 Read article
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Sustainable Food Packaging: Recent Advances in Biodegradable and Smart Packaging Technologies
Abstract: Fish farming is a vital source of livelihood, income, and nutritional security, especially in regions where aquaculture is embedded in local economies and culture. In India’s Mithila region (Bihar), fish (machh) holds substantial cultural, economic, and nutritional significance. This research analyzes the economics of pond-based fish production in Madhubani district, focusing on Benipatti Block, an area with high pond density. The study investigates determinants of productivity, profitability, and resource utilization, …
Published in Research & Reviews : Journal of Food Science & Technology · Vol. 15, Issue 2, 2026 · pp. 59–68 Read article
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Investment Analysis and communication Issues for Road Assets
Abstract: The main purpose of this work is to develop good practices for management of infrastructures. The scope of this practice is mainly focused on pavement network, but it also includes other road assets like bridges, culverts and signs. A preventive maintenance, rehabilitation and reconstruction investment analysis is performed for these assets. The analysis and budgeting is performed for 20 years period to maintain and preserve the existing service level for …
Published in Trends in Transport Engineering and Applications · Vol. 7, Issue 1, 2020 · pp. 1–16 Read article
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Economics of Vegetable Seed Production in Arghakhanchi, Nepal
Abstract: Vegetable seed sector, though emerging both in area and production, knowledge regarding profitability and resource productivity is not clear among the seed producers. In this context, a study to estimate the economics of vegetable seed production was conducted in Arghakhanchi district of Nepal. Cost and return analysis showed that the average cost of production per Kg for bean, cowpea and pea seed was NRs. 145.78, NRs. 153.1 and NRs. 135.79 …
Published in Research & Reviews : Journal of Agricultural Science and Technology · Vol. 8, Issue 2, 2019 · pp. 1–7 Read article
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Influence of Different Mulches on Weed Dynamics and Yield of Cucumber (Cucumis sativus cv. Malini) in Chitwan, Nepal
Abstract: AbstractAn experiment was conducted to study the effect of mulching materials on weed dynamics and yield characters of Malini variety of cucumber under drip irrigation condition during Feb to May 2018 in Chitwan district, Nepal. The experiment was laid in one factor Randomized Complete Block Design (RCBD) with 4 replications. Four different mulching materials- silver on black polyethylene mulch, black polyethylene mulch, rice straw mulch and rice husk mulch were …
Published in Research & Reviews : Journal of Agricultural Science and Technology · Vol. 9, Issue 1, 2020 · pp. 23–29 Read article
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Dairy Farming in a Selected Char Area of Northern Bangladesh: Prospect of Profitability and Contribution to Livelihood Improvement
Abstract: The study was conducted to assess the profitability of dairy farming in a char area of Northern Bangladesh and to evaluate the role of dairy farming to improve farmers’ livelihood. A total of 200 poorest households with dairying (100 treated and 100 controlled) and 200 with non-dairying were selected out of 520 households using simple random sampling technique. Majority of respondents in both the groups were males, aged between 36 …
Published in Research and Reviews : Journal of Dairy Science and Technology · Vol. 5, Issue 2, 2016 · pp. 1–20 Read article
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Effect of Sulphur and Zinc Levels on Growth, Yield and Quality of Mustard [Brassica juncea (L.) Czern & Coss.]
Abstract: The experiment was conducted at Agronomy Research Farm of Narendra Deva University of Agriculture and Technology, Faizabad (Uttar Pradesh), during the rabi season of 2008-09 in RBD and replicated three times. The sowing was done on November 20, 2008. The treatments comprised four levels of sulphur (0, 20, 40 and 60 kg S ha−1) and four levels of zinc (0, 5, 7.5 and 10 kg Zn ha−1). The mustard variety …
Published in Research and Reviews : Journal of Crop science and Technology · Vol. 2, Issue 1, 2013 · pp. 1–10 Read article
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STRATEGIC EVALUATION OF COST AND BENEFIT ANALYSIS OF A RURAL WATER SUPPLY PROJECT: A CASE STUDY OF DEI-DEI COMMUNITY, ABUJA, NIGERIA
Abstract: Strategic evaluation of some rural water project in Nigeria is crucial for adequate water supply and public health. The aim of this research is to evaluate the cost and benefits for a proposed rural water supply scheme identifying the optimum alternatives to be chosen for the water supply scheme. To provide safe, adequate and reliable water supply and sanitation services to selected low-income rural communities through community-based arrangements and to …
Published in Journal of Water Resource Engineering and Management · Vol. 6, Issue 2, 2019 · pp. 11–28 Read article
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Towards a Sustainable City: Evaluating a Dynamic Model for Urban Operation
Abstract: This paper examines the theory of the polycentric city, building on the transformation of urban operations that occurred during the pandemic. It investigates how cities and their residents adapted to measures and precautions during the pandemic, exploring the potential for a new dynamic model. This model incorporates an updated polycentric theory, integrates new technology, and adheres to sustainable development principles, with the aim of creating a sustainable, climate-friendly, and user-centric …
Published in Journal of Construction Engineering, Technology & Management · Vol. 13, Issue 3, 2023 · pp. 24–36 Read article
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Optimizing Manufacturing Processes with Taguchi Method in Production Engineering
Abstract: The Taguchi Method, pioneered by Genichi Taguchi, stands as a powerful optimization tool within the realm of production engineering. This paper delves into the principles, applications, and significance of the Taguchi Method in enhancing manufacturing processes. With a focus on minimizing variation and improving performance, this methodology plays a crucial role in addressing challenges faced by industries in their pursuit of operational excellence. The core components of the Taguchi Method, …
Published in International Journal of Robotics and Automation in Mechanics · Vol. 1, Issue 2, 2023 · pp. 1–8 Read article
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Multi-directional Wind Turbine System Optimisation and Mathematical Modelling for India’s Sustainable Wind Energy Development
Abstract: The global trend towards green energy usage is expanding. Wind power is clean and sustainable and may compete with fossil fuels in the electricity market. This project's manufacturing cost must match fossil fuels or other energy sources to be competitive. The main investment in wind generation is in machinery and infrastructure. Wind power becomes competitive by lowering energy costs through turbine design, building, and operation. Understanding wind turbine activity over …
Published in International Journal of Mechanical Dynamics and Systems Analysis · Vol. 1, Issue 1, 2023 · pp. 32–42 Read article
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Comparative Analysis of Natural and Synthetic Fibre-Reinforced Composites: Mechanical Properties, Processing, and Sustainability Considerations
Abstract: The development of fibre-reinforced composites has significantly advanced engineering applications due to their excellent strength-to-weight ratio, corrosion resistance, and versatility. Synthetic fibres such as glass and carbon provide superior mechanical performance, but their production is energy-intensive and environmentally harmful. Natural fibres, including jute, flax, banana, and hemp, offer biodegradability, lower cost, and sustainability benefits, though they often fall short in strength and durability. Hybrid composites frequently demonstrate improved performance by …
Published in Journal of Materials & Metallurgical Engineering · Vol. 15, Issue 3, 2025 · pp. 77–95 Read article
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Economical Analysis of Lime and Fly Ash Stabilized Flexible Pavements
Abstract: India is experiencing tremendous growth in infrastructure including road network and highways. Roads are to be designed with good reliability to fulfill the long-term performance during the design period. Most of the time flexible pavements in India need to be constructed on problematic subgrade soil. Such subgrades have low California bearing ratio which leads to more pavement thickness. Decrease in availability of suitable sub-base and base course materials for highway …
Published in Recent Trends in Civil Engineering & Technology · Vol. 6, Issue 1, 2016 · pp. 36–44 Read article
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Paradigm of Artificial Intelligence in Business Management
Abstract: Artificial intelligence stands out as a prominent trend in today's technological landscape, enabling machines to engage in human-like thinking, learning from experiences, adapting to new inputs, and making decisions. This capability facilitates rapid and error-free results, akin to human rational decision-making. In the contemporary business landscape, which is often regarded as a cornerstone for national development, artificial intelligence plays a pivotal role. Businesses, ranging from small-scale enterprises to medium-sized ones …
Published in Current Trends in Information Technology · Vol. 14, Issue 1, 2024 · pp. 26–30 Read article
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Stone Waste as a Soil Stabilizer
Abstract: The rapid expansion of construction, mining, and stone-processing industries has led to the large-scale generation of stone waste materials such as marble powder, granite slurry, quarry fines, and sandstone residues. The indiscriminate disposal of these wastes poses serious environmental concerns, including land degradation, dust pollution, and contamination of surface and groundwater resources. At the same time, weak and problematic soils continue to present major challenges in geotechnical engineering applications, particularly …
Published in Journal of Geotechnical Engineering · Vol. 13, Issue 1, 2026 · pp. 71–77 Read article
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Innovative Approaches in Excipient Co-Processing: A Comprehensive Review
Abstract: Co-processing of existing excipients is an innovative strategy in pharmaceutical formulation that offers a cost-effective, efficient alternative to the development of entirely new excipients. This process involves combining two or more well-established excipients to create new material with enhanced properties, thereby improving the functionality, performance, and manufacturability of pharmaceutical products. By leveraging the unique characteristics of each excipient, co-processing can significantly enhance attributes, such as flowability, compressibility, solubility, stability, and …
Published in Trends in Drug Delivery · Vol. 12, Issue 2, 2025 · pp. 34–51 Read article