control the pollution source strictly,The raw materials should be choose fresh sawdust, wheat bran; plastic bags to carry except microporous bags; clear around garbage; ingredients adde...
Time consuming, easy to be polluted, can not prevent the bacteria from genetic and physiological changes for a long time, the number of bacteria is too high, limited the storage space, can not be preservated for a long time.
Liquid nitrogen cryopreservation;Ultra low temperature refrigerator preservation;Mineral oil preservation;Sterile water preservation;cryopreservation ; subculture;Silica preservation;Freeze dried preservation;Preservation of sandy soil.
Nutrient solution sterilizing pot;Plate heat exchanger;Liquid spawn cultivation tank;water chilling unit ;Pipeline and all kinds of valves;instrument
It solves the problem of the development of the synchronous development in the production of solid strain;the level of automated production and mechanical inoculation of bacteria was...
—Judge the medium wood becomes yellow or not ,
—Observe whether the surface of the medium is shrinking
—difference of the subgrade filler’s weight
—Warehouse storage capacity
—Installation of refrigeration unit
–Filtering positive pressure air supply
–Direct air supply
–Negative pressure exhaust
–Energy saving exhaust
–Air tight intake and exhaust
–Water curtain cooling