In Japan, a banquet Ulva spp., The city and the city of Tokushima Yoshino in a float. (Floating-system))
The estuary Seedlings were collected from nature.
Nets stretched underwater spores sprout on the island long, 2-3 cm.
Moving to the area in the calm waves. The majority party in early November.
Party on the net and collected during the spring.
The algae growth until the beginning of May and will be reduced.
Algae are harvested when fully grown.
Seaweed on quality and dark green to black.
Each year, about 1,000-2,000 tons of dry matter yield per year (Ohno and Crichley, 1993).