Казанский (Приволжский) федеральный университет, КФУ
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ASSESSMENT OF NET EROSION AND SUSPENDED SEDIMENTS YIELD WITHIN RIVER BASINS OF THE AGRICULTURAL BELT OF RUSSIA
Форма представленияСтатьи в зарубежных журналах и сборниках
Год публикации2022
Языканглийский
  • Ермолаев Олег Петрович, автор
  • Иванов Максим Андреевич, автор
  • Чижикова Нелли Александровна, автор
  • Голосов Валентин Николаевич, автор
  • Библиографическое описание на языке оригинала Maltsev,K.;Golosov,V.;Yermolaev,O.;Ivanov,M.;Chizhikova,N.Assessment of Net Erosion and Suspended Sediments Yield within River Basins of the Agricultural Belt of Russia. Water 2022, 14, 2781. https://doi.org/ 10.3390/w14182781
    Аннотация The SEA/Balance (soil erosion–accumulation balance) model and the WATEM/SEDEM model both mapping the erosion–accumulation budget of sediment within river basins were tested for 11 river basins of the eastern Russian Plain. The dynamics of river sediment yield were evaluated within one of the river basins. The analysis is based on observations of suspended sediment yield in test river basins with an area ranging from 100 to 1500 km2 . The maps of the average annual erosion–accumulative budget of sediment were constructed using two methods, making it possible to quantitatively assess the amount of sediment yield from the catchment area for the river basins under study. The WATEM/SEDEM model and the author's SEA/Balance model were used for sediment yield estimation. The results of calculation using the WATEM/SEDEM model have an average bias of +11% compared to observed suspended sediment yield. The corresponding value in the case of the SEA/Balance model application is −29%. SEA/Balance model assessment sediment yield dynamics for the Sterlya river basin show an 11 percent reduction. It is possible to conclude that the proposed method of SEA/Balance can be applied to river basins of the agricultural zone of the east Russian Plain.
    Ключевые слова WATEM/SEDEM; SEA/Balance; sediment delivery ratio; erosion?accumulative budget mapping
    Название журнала Water (Switzerland)
    URL https://www.mdpi.com/2073-4441/14/18/2781
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