Long-term preservation method of matsutake mushrooms and long-term preservation matsutake mushrooms

摘要

A method for a long-term storage of songi mushroom which comprises the steps of: putting the songi mushroom into a bag which is elastic and made of synthetic resin impermeable to water and air, degassing the bag to prevent the contact of songi mushroom with air, sealing up the bag, and preserving the bag at a temperature ranging from 10 to -40 DEG C; a method for a long-term storage of songi mushroom in a frozen state which comprises the steps of: putting the songi mushroom into the first bag which is elastic and made of a synthetic resin impermeable to water and air, degassing the first bag to prevent the contact of songi mushroom with air, sealing up the bag, putting the first bag into the second bag which is elastic and made of a synthetic resin impermeable to water and air, filling the second bag with water, sealing up the second bag and rapidly freezing the second bag; and the songi mushrooms preserved for a long time by using the method of the present invention.