Publication Date

1997

Description

The aim of this study was to find out the effect of pigs on the natural succession. We used 4 different breeds of pigs for our investigations. Because of the grazing behaviour and their rooting activity the total number of plants increased up to 30%. But the vegetation quickly returned to conditions prior to rooting, if the rooting activity fails to happen. Rooting activity of pigs on floodplain soil and following grazing in the next spring after rooting permits seeds of different species of plants to germinate and develop in the plant free areas. These plants often have little chance to develop in closed grasslands. Especially small and light-loving plants get a chance to develop. Particularly the change of increasing rooting activity in autumn and intensive grazing in spring is realized by Duroc breed.

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Influence of Different Breeds of Pigs to the Natural Succession

The aim of this study was to find out the effect of pigs on the natural succession. We used 4 different breeds of pigs for our investigations. Because of the grazing behaviour and their rooting activity the total number of plants increased up to 30%. But the vegetation quickly returned to conditions prior to rooting, if the rooting activity fails to happen. Rooting activity of pigs on floodplain soil and following grazing in the next spring after rooting permits seeds of different species of plants to germinate and develop in the plant free areas. These plants often have little chance to develop in closed grasslands. Especially small and light-loving plants get a chance to develop. Particularly the change of increasing rooting activity in autumn and intensive grazing in spring is realized by Duroc breed.