Research ArticleOpen accessIn the abstractHarvesting Chaetoceros Calcitrans and Nannochloropsis sp. Via ElectroflocculationNitin Raut, Dinesh Kumar Saini, Reena VaidyaThe efficiency of harvesting the algal biomass plays a dominant role in the production of biodiesel from microalgae. On a commercial scale the choice and efficiency of the harvesting techniques may be a deciding factor for economic viability of this renewable energy source. The highly energy intensive centrifugation and filtration process are followed by flocculation for harvesting microalgae. Therefore the … …American Journal of Applied Sciences, Vol. 14, Issue 9 · 12 Apr 2017 · 7,719 accessesView PDFCite
Research ArticleOpen accessIn the abstractProfitability Analysis of Small-Scale Beekeeping Firms by Using Life Cycle Costing (LCC) MethodologyAlfio Strano, Teodora Stillitano, Anna Irene De Luca et al.Increasingly, beekeeping sector attracts attention due to its potentialities linked to several aspects: Environmental benefits, commercial value and of promotion of rural development. Indeed, among the small-scale agro-food chains, beekeeping plays a significant role, especially in rural context, where the diversification of farms activities can be provide a relevant integration of income. However, frequently, apicultural activities are characterized by several … …American Journal of Agricultural and Biological Sciences, Vol. 10, Issue 3 · 27 Jul 2015 · 8,366 accessesView PDFCite
Research ArticleOpen accessIn the abstractECONOMIC SUSTAINABILITY OF EARLY POTATO PRODUCTION IN THE MEDITERRANEAN AREAFilippo Sgroi, Anna Maria Di Trapani, Riccardo Testa, Salvatore TudiscaThe interactions between a given commercial enterprise, its territory and development, have become a key issue in recent years. Theories of economic development tell us that a territory may undergo development provided viable, economically sustainable commercial activities exist. Based on the latter postulate, the present paper analyzes the economic sustainability of farming enterprises growing early potatoes in a Mediterranean setting. … …American Journal of Applied Sciences, Vol. 11, Issue 9 · 12 Aug 2014 · 7,549 accessesView PDFCite
Research ArticleOpen accessIn the abstractA Decision Making Tool for Hazardous Waste Landfill Site SelectionP. Pandiyan, A. Murugesan, T. Vidhyadevi et al.Problem statement: Continuous global environmental crisis and degradation has been a challenge for the sustainability of living on earth. This threat was posed by industrialization, high products need, urbanization and population growth activities. As a result, the hazardous waste generation has tremendously increased. Approach: Landfill was one of the positive approaches to handle hazardous waste generated in great quantity. The … …American Journal of Environmental Sciences, Vol. 7, Issue 2 · 26 May 2011 · 7,416 accessesView PDFCite
Research ArticleOpen accessIn the abstractMeasuring Predictors of Student Retention RatesAllen L. Webster, Vince E. ShowersProblem statement: Colleges and universities place more emphasis on student retention rates than ever before. Educational institutions are intensifying efforts to discourage student departure and preserve their established student base. Economic pressures that bear heavily on academic administration make such efforts highly critical for institutional success. Research on this vital issue is especially important due to the vigorous competition among … …American Journal of Economics and Business Administration, Vol. 3, Issue 2 · 7 Apr 2011 · 7,254 accessesView PDFCite
Research ArticleOpen accessIn the abstractSeller Concentration in the Grain Milling IndustryMartin Charumbira, Tafirenyika SundeProblem statement: The main purpose of the study was to explore the levels of concentration in Zimbabwe’s grain-milling industry during period 1985-2005. The study could not be extended to periods after 2005 because the situation in the country had become economically chaotic. Approach: The methodology adopted involved the calculation of the concentration indices such as the Herfindall-Hirschman index, Hannah and … …American Journal of Economics and Business Administration, Vol. 2, Issue 3 · 30 Sep 2010 · 7,502 accessesView PDFCite
Research ArticleOpen accessIn the abstractGreen Methodologies to Test Hydrocarbon ReservoirsFrancesca Verga, Vera RoccaProblem statement: The definition and the economic viability of the best development strategy of a hydrocarbon reservoir mainly depend on the quantity and type of fluids and on the well productivity. Well testing, consisting in producing hydrocarbon to the surface while measuring the pressure variations induced in the reservoir, has been used for decades to determine the fluid nature and … …American Journal of Environmental Sciences, Vol. 6, Issue 1 · 28 Feb 2010 · 7,635 accessesView PDFCite