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тематика/ключевые слова |
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land use [1] |
planning history [1] |
power system [1] |
protection of nature [2] |
pulsating burning [1] |
reclamation construction [1] |
reservoirs [2] |
river flow [1] |
rivers of Lithuania [1] |
soil [1] |
soil mechanics [1] |
soil science [1] |
the groundwater [1] |
treatment facilities [1] |
water balance [1] |
water erosion [1] |
water industry [1] |
water management [1] |
water purification [6] |
water supply [1] |