Szukana fraza: [Abstract = "These were\: oxide lime \(70% CaO\), carbonate lime \(45% CaO\), bog lime from \"Bełchatów\" brown coal mine \(35% CaO\), ash from the burning of brown coal in \"Bełchatów\" power plant, and phosphorite flour \(40% CaO and 30% P2O5\). After two years \(in autumn 1997\), Scotch pine was introduced in the area."]