The Seaweed liquid manure, as well as named Seaweed extract, Seaweed concentrate, is the organism liquid fertilizer from the large seaweed after broken up cell in special method. Not only abundant nutrient elements but also many alive matters were included in this fertilizer. The effect of the seaweed liquid manure on promoting crop growth, increasing crop yield and improving quality, have caused widespread concern in the domestic and international. A set of new craft on the basis of alkali degr...