Szukana fraza: [Opis = "Examination was made of 192 wild boar stomachs \(Sus scrofa Linnaeus, 1758\) collected during the period from April 1975 to March 1977 in several areas in north\-eastern Poland. The entire stomach contents were weighed, than mixed in a bucket, after which a 1\-litre sample was taken and fixed in 5% formalin. Sixty percent of the total stomach contents was analyzed. The percentages of wet plant and animal masses of food were determined, and the composition of the food examined in detail."]

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