4 uppsatser
BIOGAS POTENTIAL IN GRASSES FROM WETLANDS Marvin Martins The purpose of this study has been to survey wetlands that are suitable for mowing and to analyze the biogas potential in the harvested grasses. A preformed investigation showed that there are suitable wetlands, which can …
… diet composition, with special reference to four competitive species found in wet areas ” in cattle grazing heterogeneous semi-natural grasslands ” and thereby contribute to improved management of these areas. During the grazing period of 2004 semi-natural grasslands were grazed …
Carabidae) i hävdade strandnära gräsmarker :
… carabid community. That is, a large moist area contains a higher part of wetland species than does a smaller moist area. The distance to open water was not of great importance. In the wet grasslands diversity seemed to increase linearly with the variation in vegetation height …
… to the type of dominating vegetation. The vegetation types identified were: wet, mesic, dry, wooded, pasture with signs of former cultivation (arable). Within each vegetation type three 1x1 m sampling plots were laid out. The grazing behaviour of the cows was recorded in a …
