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Soil erosion on the bottom of hollows in steppe zone of Ukraine
(Universidad Pública de Navarra / Nafarroako Unibertsitate Publikoa, 2007)
info:eu-repo/semantics/conferenceObject,
Soil erosion, undoubtedly, is one of the main ecological
and agricultural problems in the world. Quantity of eroded
lands in Ukraine achieves 10.5 millions ha. Annual losses of
soil constitutes about 600 millions tons ...