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Laminaria was harvested for food and 1949 yielded 40.3 metric tons of dry weight. [9] Laminaria need cold water to survive and can only live above 36° N latitude. [citation needed] In 1949, the Chinese started to commercially grow laminaria as a crop. This increased the production of dry weight to 6,200 metric tons.
The Chinese territory that existed between the 1750's after the Qing Dynasty had completed its overall unification of China and 1840's before the aggression and encroachment on China by the imperialist powers is the territorial and geographical scope and range of China, a logical and natural formation from the historical process over thousands ...
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The Yu Ji Tu, or Map of the Tracks of Yu Gong, carved into stone in 1137, [1] located in the Stele Forest of Xi'an, Shaanxi, China. This 3 ft (0.91 m) squared map features a graduated scale of 100 li for each rectangular grid. China's coastline and river systems are clearly defined and precisely pinpointed on the map.
Saccharina is a genus of 24 species of Phaeophyceae (brown algae). It is found in the north Atlantic Ocean and the northern Pacific Ocean at depths from 8 m to 30 m (exceptionally to 120 m in the warmer waters of the Mediterranean Sea and off Brazil).
Laminaria hyperborea is a species of large brown alga, a kelp in the family Laminariaceae, also known by the common names of tangle and cuvie. It is found in the sublittoral zone of the northern Atlantic Ocean. A variety, Laminaria hyperborea f. cucullata (P.Svensden & J.M.Kain, 1971) is known from more wave sheltered areas in Scandinavia. [2]
Laminaria digitata. Laminaria digitata is a tough, leathery, dark brown seaweed that grows to 2 or 3 metres (6 + 1 ⁄ 2 or 10 ft) long. The holdfast which anchors it to the rock is conical and has a number of spreading root-like protrusions called rhizoids.
Maps are also available as part of the Wikimedia Atlas of the World project in the Atlas of China. Pages in category "Maps of China" The following 7 pages are in this category, out of 7 total.