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nori porphyra

Listing 1 - 10 from 10 for nori porphyra

Opportunities - Careers in Botany, Science Education and Outreach
... . Field studies can lead you to a variety of interesting places. These students collected a small specimen of the brown alga, Nereocystis. Growing along the rubbery stipe are epiphytic red algae Of the genus Porphyra. Porphyra known as Nori, is raised commercially in the orient. Photo courtesy of Marsh Sundberg. Industry is the third major employer of plant ...
www.botany.org

ALGAE-THE SCUM OF THE EARTH
... "leafy" algae. Large-scale farming practices are used to grow the red alga Porphyra, which is commonly called nori. Porphyra spores are sprinkled on oyster shells, which are placed into shallow tanks. The ... to catch the spores, and then the strings are placed into shallow bays. Within two month the Porphyra plants are full grown on the strings, and they are stripped from the strings and dried in ...
www.botgard.ucla.edu

www.seaweed.ie
... a major industry. The main food species grown by aquaculture in China, Korea and Japan are Nori (Porphyra, a red alga), Kombu or Kunbu (Laminaria, a brown alga) and Wakame (Undaria, also a ... been any great pressure to develop mass cultivation techniques. On this site, seaweed aquaculture, including nori, a Japanese red seaweed, is described in detail with a range of pictures. Industrial utilisation ...
www.seaweed.ie

www.seaweed.ie
... of alginates, viscous polysaccharides used in a wide variety of industrial applications, particularly in the food industry. In addition, Japan and Korea in 1993-4 produced about 21,000 million sheets of nori (about 550,000 wet t). Nori is a red alga (mainly Porphyra yezoensis), and this crop is worth about US$1.5 billion, the most valuable single-species ...
www.seaweed.ie

www.seaweed.ie
... a 20% increase in 10 years (Indergaard 1983). The most important food species in Japan are Nori (Porphyra species), Kombu (Laminaria species), and Wakame (Undaria pinnatifida). In the west, seaweed is largely ... . References and further reading Drew, K.M. (1949). Conchocelis-phase in the life-history of Porphyra umbilicalis (L.) Ktz. Nature, 166: 748-749. Guiry, M.D. (1989). Uses and cultivation of ...
www.seaweed.ie

www.seaweed.ie
... Laminaria japonica, which accounts for most of Chinese production (about 3.8 million t). The most valuable crop is the red alga Nori (Porphyra species, mainly P. yezoensis). Japanese production is worth about $US 1 billion and Korean production about US$0.5 billion. More recent cultivation figures from China suggest a harvest of nearly 9.5 million tonnes. Table: ...
www.seaweed.ie

www.seaweed.ie
... Medicine Red Seaweed Uses What are Seaweeds? What are Algae? Top 20 algae Nori species Used in Japan Over 110 species of Porphyra are found worldwide (AlgaeBase), of which about 20 grow on the coast of ... is in question (Niwa, Kobiyama & Aruga, 2006) with some success. The thallus of the erect frond of Porphyra species is in the form of a flat, lanceolate or broadly elliptical blade. The fronds are ...
www.seaweed.ie

www.seaweed.ie
... of barnacles in the high intertidal. The most commonly used species of Porphyra in Japan for the cultivation of Nori is Porphyra yezoensis. This species normally grows on open coasts in areas affected ... waters in sheltered, low salinity areas. The transplantation of P. yezoensis to cultivation areas by Nori farmers has largely displaced P. tenera from its former wild habitats. The life histories of ...
www.seaweed.ie

www.seaweed.ie
... . It is particularly important to remember that the rearing of the seeding phase in the development of Porphyra - the Conchocelis-phase - is now largely carried out on shore. More consistent results in Porphyra ... to cope with an increasing recruitment problems. This is said to be the main reason why nori farming supplanted oyster farming in Japan. Pollution of inshore waters is one of the greatest ...
www.seaweed.ie

The Irish seaweed industry
... of alginates, viscous polysaccharides used in a wide variety of industrial applications, particularly in the food industry. In addition, Japan and Korea in 1993-4 produced about 21,000 million sheets of nori (about 550,000 wet t). Nori is a red alga (mainly Porphyra yezoensis), and this crop is worth about US$1.5 billion, the most valuable single-species ...
www.seaweed.ie