Science Research

Volume 9, Issue 1, February 2021

  • Carbon-bearing Wastes as the Binders for Coal Briquette Production

    Ihor Petrovich Zasukha

    Issue: Volume 9, Issue 1, February 2021
    Pages: 1-5
    Received: 7 December 2020
    Accepted: 24 December 2020
    Published: 4 January 2021
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    Abstract: The search of optimal compositions for different kinds of coal (lignite and hard coals) with the slam of lean coal for briquettes production was done. Some cheap and non-toxic binders for increasing mechanic stability and water resistance of coal-slam briquettes were experienced. Tree best kinds of binders from coke-chemical industry wastes for imp... Show More
  • Demonstration and Scaling up of In-Situ Moisture Conservation Techniques on Maize (Zea mays L.) Yield in Negele Arsi and Adami Tulu Jido Kombolcha Districts

    Dulo Husen, Zelalem Shalemew, Anbese Ambomsa, Ayub Jelde

    Issue: Volume 9, Issue 1, February 2021
    Pages: 6-13
    Received: 11 December 2020
    Accepted: 28 December 2020
    Published: 10 March 2021
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    Abstract: The experiment was conducted during 2019 cropping season in six Peasant Associations (PAs) of Negele Arsi and Adami Tulu Jido Kombolcha Districts; with objectives of demonstration and scaling up the selected in-situ moisture conservation structures (Tied ridge and furrow closed at both Ends), awareness creation and analyzed the cost benefit. Totall... Show More
  • Determinants of Households’ Willingness to Pay for Soil Conservation Practices: The Case of Assosa District, Assosa Zone, Benishangul Gumuz Regional State, Ethiopia

    Zerihun Bekele

    Issue: Volume 9, Issue 1, February 2021
    Pages: 14-20
    Received: 30 January 2021
    Accepted: 10 March 2021
    Published: 22 March 2021
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    Abstract: The use of natural resources dictates economic growth in many developing economies. Unfortunately, soil erosion is on the higher side. As a result, it was important to recognize rural households' preferences for soil conservation and restoration practices. It resulted in the loss in quality and the service provided by the environment. Thus, sustain... Show More