Spałek K. Rare and endangered plant communities of the Opole: 5–16. (in English) – PDF
Nowak A., Nowak S. The new location of Cephalanthera rubra (L.) RICH. on the Opole Silesia: 17–22. (in English) – PDF
Nowak A. The distribution of Typha laxmanii Lepech. – new kenophyte in the Opole Silesia: 23–27. (in English) – PDF
Olszanowska-Kuńka K. New sites of protected and rare vascular plants from Stobrawa Landscape Park: 29–41. (in English) – PDF
Hebda G., Kuńka A., Paszkiewicz R., Szkudlarek R. Red list of vertebrates (Amphibia, Reptilia, Aves, Mammalia) of Opole Province: 43–55. (in Polish) – PDF
Kłys G., Kościów R., Ruprecht A.L. Location of degu, Octodon degus (Molina, 1782) Octodontidae (Rodentia) in Central European fauna: 57–65. (in English) – PDF
Blaik T. Macrolepidoptera (Lasiocampoidea, Bombycoidea, Drepanoidea, Geometroidea, Noctuoidea) of Równina Opolska and Chełm: 67–93. (in English) – PDF
Gołąbek E., Czachurska W. Health state of tree monuments in the Province of Opole I. Single trees: 95–101. (in English) – PDF