Abstract: A study was made on the process conditions of’ deep fermentation for Ganoderma by some nutritiveelements such as Zn and Se were added into the basic material for the fermentation.A test on the quality standard ofthe fungus mushroom was conducted during the period of medium-scaled expert mental production .The result on theoptimum condition for the fermentation has been achieved :temperature 28 1 time 72 hours within the on culturemedium WG with final pH about 3 .8 The added amount of Zn and Se were 8mg/L. and 4mg/L. respectively.

Key words: Deep fermentation Nutritive elements Opeimum condition