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Research into the determination of intestinal parasitic levels in free-living animals can provide knowledge enabling action to be taken to improve their health status. The aim of the study was to determine the relationship between the carcass weight of wild boars and the degree of endoparasite infection. The research was performed on 165 culled wild boars, from which a representative group (n = 50)...
This article studies the effect of a boar's birth season and breed on semen parameters and its further reproductive performance. Research material consisted of 72 boars from three breeds (24 Polish Large White PLW, 24 Polish Landrace PL, 24 Duroc × Pietrain D×P). During the whole period of the study, selected semen parameters were analysed: semen volume, spermatozoa concentration, total number of...
Celem pracy było określenie stopnia otłuszczenia i umięśnienia loszek o różnym genotypie na podstawie przyżyciowych pomiarów ultrasonograficznych aparatem Aloka SSD-500 i zdefiniowanie współzależności pomiędzy nimi, a także ustalenie ich wpływu na liczbę prosiąt żywo urodzonych i odsadzonych. Badania przeprowadzono na 240 loszkach, utrzymywanych w identycznych warunkach produkcyjnych. Loszki zostały...
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