1000 resultados para Sarjala, Jukka
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Abstract: Prevention of detrimental impacts of forestry operations on water bodies using buffer zones created from drained peatlands
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Selostus: Euroopan unionin yhteisen maatalouspolitiikan uudistaminen ja Suomen maatalous
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Summary: Profitability of ditch-network maintenance on some oligotrophic pine mires