Science Development

Volume 2, Issue 3, September 2021

  • Validation of Maize-Common Bean Intercropping on Crop Productivity and Land Use Efficiency Under Two Tillage Practices at Jimma Zone, South Western Ethiopia

    Sisay Gurmu, Muhidin Biya

    Issue: Volume 2, Issue 3, September 2021
    Pages: 35-41
    Received: 4 June 2021
    Accepted: 4 August 2021
    Published: 23 August 2021
    DOI: 10.11648/j.scidev.20210203.12
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    Abstract: Validation of maize common bean intercropping on crop productivity and land use efficiency under two tillage practices was conducted to determine the best maize common intercropping ratio and tillage practice. Four treatments with farmers replications which were two maize to common bean ratio:- 1:2 and 1:4 maize to common bean ratio respectively in... Show More
  • Transient Study of Functional Graded Composite Spur Gear (FGCSG) with FEA

    Shravankumar Kerur, Nagaraj Kantli

    Issue: Volume 2, Issue 3, September 2021
    Pages: 42-48
    Received: 11 May 2021
    Accepted: 4 June 2021
    Published: 31 August 2021
    DOI: 10.11648/j.scidev.20210203.13
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    Abstract: Article focuses on brief literature review of composite gears, in which the attention is focused on the behavior of laminated composite gear with various fiber reinforcement arrangements. Because of their favorable conditions and better exhibits, functional composites are the most commonly used and important materials in a number of fields, paving ... Show More
  • Africanity and New Afrodiasporans in America: Negotiating New Identity in Bulawayo’s and Mbue’s Debut Novels

    Elizabeth Adesunmbo Omotayo, Edith Awogu-Maduagwu

    Issue: Volume 2, Issue 3, September 2021
    Pages: 49-56
    Received: 27 January 2021
    Accepted: 6 February 2021
    Published: 31 August 2021
    DOI: 10.11648/j.scidev.20210203.14
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    Abstract: Migratory movements of Africans to the West in recent times have led to the evolvement of the new African diaspora, distinct from the old that emerged in the immediate post-transatlantic slavery era, but with both comparable in number of those involved and scope. Lived experience’s implication in new identity construct of migrants leads to this tex... Show More
  • Evaluation of Earthworm Multiplication Bedding Materials for Effective Vermicompost Production at Jimma, Southwestern Ethiopia

    Habetamu Getinet, Gebreslassie Hailu, Hirut Birhanu

    Issue: Volume 2, Issue 3, September 2021
    Pages: 57-61
    Received: 10 August 2021
    Accepted: 24 August 2021
    Published: 4 September 2021
    DOI: 10.11648/j.scidev.20210203.15
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    Abstract: Rapid expansion of urbanization and industrialization has led to generation of huge quantities of waste materials where majority of organic waste is dumped in landfill sites, creates the organic load on the ground water, and more emissions of landfill gases. The best possible alternative to minimize these potential pollutants is through the process... Show More