Szukana fraza: [Opis = "The food composition of otters Lutra lutra \(Linnaeus, 1758\) was investigated in an artifically established fish pond of 12 ha in south\-western Hungary between December 1991 and November 1994. In the fish pond fish farming was carried out with the introduction of sifferent species during the first two years of the investigations, while the filling up of the pond with water and its planting did not come about the third year. The diet of otters was examined by spraint analysis \(873 samlpes\)."]

Wyników: 1