食用菌种改良培养基国内外食（药）用菌种的继代和传代一直沿用马铃薯葡萄糖琼脂斜面培养基（ＰＤＡ），制作条件要求较高，工艺较繁。笔者经过反复试验筛选出一种能替代ＰＤＡ的培养基。以玉米为原料，辅以菌种包衣剂，既适于制备母种（试管种）和保藏菌种，又适于生产原... Edible bacteria improved medium Domestic and foreign food (medicine) with the use of bacteria and subculture continued use potato dextrose agar slant culture medium (PDA), the production conditions require a higher, more complicated process. After repeated experiments, the author screened a medium that can replace PDA. With corn as raw material, supplemented by bacteria coating agent, both for the preparation of mother species (test tube species) and preservation strains, but also for the production of the original ...