Sökning: "the Maha Oya"

Hittade 3 uppsatser innehållade orden the Maha Oya.

  1. 1. Evaluation of Crop Water Use and Rice Yield Using Remote Sensing and AquaCrop Model for Three Irrigation Schemes in Sri Lanka

    Uppsats för yrkesexamina på avancerad nivå, Uppsala universitet/Institutionen för geovetenskaper

    Författare :Veronika Widengren; [2022]
    Nyckelord :WaPOR; remote sensing; evapotranspiration; crop water productivity; irrigation scheme; AquaCrop; Malwathu Oya; Sri Lanka; paddy rice; humid tropical climate; WaPOR; fjärranalys; evapotranspiration; vattenproduktivitet; bevattningssystem; AquaCrop; Malwathu Oya; Sri Lanka; ris; fuktigt tropiskt klimat;

    Sammanfattning : With a changing climate and an increased competition over water resources for agricultural irrigation, the need to improve crop water productivity using time and cost-efficient methodologies have become critically important. The Malwathu Oya river basin in Sri Lanka is struggling with water scarcity, which threatens food security and the income of farmers. LÄS MER

  3. 2. The effects of inlet sedimentation on water exchange in Maha Oya Estuary, Sri Lanka

    Uppsats för yrkesexamina på avancerad nivå, Lunds universitet/Avdelningen för Teknisk vattenresurslära

    Författare :Linda Nylén; Ebba Ramel; [2012]
    Nyckelord :Maha Oya; water exchange; seasonal closure; HEC-RAS; Technology and Engineering;

    Sammanfattning : The Maha Oya river mouth, located on the west coast of Sri Lanka, is seasonally closed by a sand bar formed at the river mouth due to little rainfall and thus little river discharge. A new Outlet, located just north of the Maha Oya river mouth, was created by the 2004 tsunami. LÄS MER

  4. 3. Salinity Intrusion into the Maha Oya Estuary and Associated Coastal Waterway

    Master-uppsats, Lunds universitet/Avdelningen för Teknisk vattenresurslära

    Författare :Don Clerance Denzil Weerakkody; [2012]
    Nyckelord :the Maha Oya; Salinity intrusion; stratified flow; time-varying model; two-layer model; salt water wedge.; Technology and Engineering;

    Sammanfattning : The Maha Oya (river) originates in the Kandy district of Sri Lanka and travels about 130 km passing four districts to reach the sea at Kochchikade in Sri Lanka. It holds the 3rd largest average annual runoff among the 103 of distinct river basins in Sri Lanka. Its contribution as a fresh water source is of great significance. LÄS MER