Method for culturing nostoc

The present invention discloses a method of culturing sphaeroides, a culture solution prepared The prepared stock solutions in water are added to the sequence, magnesium sulfate, calcium chloride, citrate, ferric ammonium lemon, oxalic acid disodium sodium carbonate, soil extract, trace elements A5, dipotassium phosphate formulated to scale. 2. Preparation of algae, spheroids sphaeroides first washed with ethanol solution; followed by sterile purified algae; Hormogonia third seed; seed fourth expansion. 3. Preparation of inoculum. 4, cultivate. 5, real-time monitoring. 6 screening harvest. 7, to improve the mechanical strength of the spherical body on the screen. 8, drying. The method of the present invention is easy, easy to operate, pollution-free, safe, short-growth, high efficiency, good nutrition, widely used in urban and rural areas of culture scale.