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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.
One is that it originated from the on'yomi (Sino-Japanese reading) of the Chinese name 昆布 (kūnbù). [8] The kanji itself already could be seen in Shōsōin Monjo (8th century) and Shoku Nihongi (797) in Japan, and furthermore trace back in China, as early as 3rd century, to the book Wupu Bencao (around 239). [ 9 ]
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]
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 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.
Map of the Chinese Han dynasty in 2 CE. Names of non-Chinese peoples and states have been purposely left with their Chinese names (e.g. Dayuan instead of Fergana; Gaogouli instead of Goguryeo) to reflect the fact that knowledge of participants in the Han world order comes almost exclusively from Chinese sources.
The history records of the town indicate that it was founded by captured combatants of the Battle of Zhizhi during 36 BC. A geography book of the eastern Han Dynasty records that "Local people call the ancestors of the Roman prisoners-of-war Lijian", a Chinese term for being of Greco-Roman origin. [10] [11]
Chinese remainder theorem: The Chinese remainder theorem, including simultaneous congruences in number theory, was first created in the 3rd century AD in the mathematical book Sunzi Suanjing posed the problem: "There is an unknown number of things, when divided by 3 it leaves 2, when divided by 5 it leaves 3, and when divided by 7 it leaves a ...