Before revision: Importance today Since, owing to the changed production conditions in modern agriculture, the grasslands in the sieken have become economically largely superfluous, many unused sieke would become marshy again in the long term without mowing and maintenance and turn into black alder carr (landform) carrs.
After revision: Importance today Since, owing to the changed production conditions in modern agriculture, the grasslands in the sieken have become economically largely superfluous, many unused sieke would become marshy again in the long term without mowing and maintenance and turn into black alder carrs.