Szukana fraza: [Abstract = "Likewise utilisation of the researched section of the basin underwent significant transformations. In the years 1830 fields constituted only 11,1 %, whereas after 40 years their are a increased to 54,5% \(mainly at the expense of forests and wetlands areas\). In the period after the war there was again decrease in the surface area of arable lands down to 18,2% as a result of afforestation of the fields and abandonment as waste lands."]

Wyników: 1