洋蘑菇营养价值很高,无论新鲜食用或干制成粉,都有很丰富的营养成分,并且还较完全地含有维生素B、维生素pp和无机盐类等营养物质,它的蛋白质的消化率达50％。一、菌种生产 (一)原种来源原种是用孢子分离法或组织分离法培养成母种之后,经再度分离培养而成。通常所购买的装有白色菌丝体的试管,就是原种。 Mushrooms of high nutritional value, whether fresh or dried into powder, are rich in nutrients, but also more completely contains vitamin B, vitamin pp and inorganic nutrients such as nutrients, its digestibility of protein up to 50%. First, the production of bacteria (a) the origin of the original species The original species is spore isolation method or tissue culture method to cultivate the mother species, after re-isolation culture. Commonly purchased test tubes filled with white mycelium, is the original species.