The word is identical with the German and Dutch word for "morning", because, similarly to the Imperial acre, it denoted the acreage that could be furrowed in a morning's time by a man behind an ox or horse dragging a single bladed plough. The "morgen" was commonly set at about 60–70% of the "tagwerk" (German for "day work") referring to a full day of ploughing. In 1869, the North German Confederation fixed the morgen at a but in modern times most farmland work is measured in full hectares. The next lower measurement unit was the German "rute" or Imperial rod but the metric rod length of never became popular. The morgen is still used in Taiwan today, called "kah"; 1 kah is roughly .