The main test site is located in the vicinity of Monte do Prado /
Portugal, has a total size of 60 km² and contains a forest area of 38 km². The terrain contains plains as well as mountainous parts. At the plantations the terrain has been leveled artificially in two meter wide bands that follow the terrain at the same height like contour lines. The height difference of these bands depend on the slop of the terrain and range from 10 cm to about 100 cm. Each band contains one planting row of eucalyptus with a tree every 1.5 to 2 meters(see figure 1).