International Journal of Atmospheric and Oceanic Sciences

Archive

Volume 1, Issue 1, December 2017

  • Application Effect Analysis of Image Fusion Methods for Extraction of Shoreline in Coastal Zone Using Landsat ETM+

    Jo Jong-Song, Cha Jong-Hun

    Issue: Volume 1, Issue 1, December 2017
    Pages: 1-6
    Received: 24 September 2016
    Accepted: 14 November 2016
    Published: 21 December 2016
    DOI: 10.11648/j.ijaos.20170101.11
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    Abstract: Extraction of shoreline incoastal zone is important for coast protection and management. This paper presents extractingthe shoreline with fusion images, which are obtained using various image fusion methods such as IHStransform, Brovey Transform, Multiplicative, Principle Component, Wavelet Resolution Merge. Artificial constructions (e.g. coastalem... Show More
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  • The Challenges of River Bathymetry Survey Using Space Borne Remote Sensing in Bangladesh

    Md. Shafiqul Islam Khondoker, Md. Zahid Hasan Siddiquee, Md. Ashraful Islam

    Issue: Volume 1, Issue 1, December 2017
    Pages: 7-13
    Received: 16 November 2016
    Accepted: 16 December 2016
    Published: 16 January 2017
    DOI: 10.11648/j.ijaos.20170101.12
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    Abstract: Over the last two decades there has been a revolution in our ability to map and monitor large areas of subaerial topography using technologies such as radar and near-infrared Light Detection and Ranging. The Multispectral Remote Sensing (RS) Satellite ‘WorldView-2’ imagery has the ability to measure water depth up to 25m. Studies have been conducte... Show More
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  • Maize (Zea Mays L.) Productivity in Moist Mid-Highlands of Ethiopia Under Projected Climate Change: A Case Study of Ambo District

    Fikadu Getachew, Mezgebu Getnet, Robel Takele, Eshetu Zewdu

    Issue: Volume 1, Issue 1, December 2017
    Pages: 14-20
    Received: 22 December 2016
    Accepted: 18 January 2017
    Published: 27 February 2017
    DOI: 10.11648/j.ijaos.20170101.13
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    Abstract: Decision Support System for Agrotechnology Transfer (DSSAT) was calibrated and evaluated to simulate maize (zea mays L.) var. BH660 under current and future climate in Ethiopia under moist mid-highlands of Ethiopia around Ambo Zuria district. Simulations for both current and future periods were run assuming present technology, current varieties and... Show More
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  • Effect of Varying Species Ratios of Silver Carp on the Growth Performance of Mrigal and Grass Carp in Semi Intensive Pond Culture System

    Farkhanda Asad, Ammara Behzad

    Issue: Volume 1, Issue 1, December 2017
    Pages: 21-25
    Received: 9 January 2017
    Accepted: 9 March 2017
    Published: 12 April 2017
    DOI: 10.11648/j.ijaos.20170101.14
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    Abstract: The present project was conducted to determine whether difference in stocking ratio of silver carps can affect the growth performance of mrigal and grass carp. Fingerlings of Ctenopharyndon idella, Hypophthalmicthys molitrix and Cirrhinus mrigala were stocked at the ratio of 15:45:45 and 15:45:30 in fertilized experimental pond 1 and 2 with two rep... Show More
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