The phytosociological structure of monocultures of shrub willows with "Salix cordata Americana" Hort., and with "S Viminalis" L. in the vicinity of Rudnik and Sarzyna (The Lower San River valley) - Święs, Florian (1939-2015) (Wydawnictwo Uniwersytetu Marii Curie-Skłodowskiej)
Keywords: phytocenosus; "Salix cordata Americana" Hort.; "S Viminalis" L.; the vicinity of Rudnik and Sarzyna; Lower San River Valley; Poland