EN
273 species of noctuid moths (Lepidoptera: Noctuidae) have been found during the studies carried out during the years 1999-2003 in the Experimental Forest Station Siemianice (Wielkopolska province). It makes 55% of all the noctuids reported from Poland. For each species following characteristics are given: period of appearance of adults, abundance in five-grade scale, as well as spatial distribution in the investigated area.