Moldy soybeans what color mold is the best

Molded soybean mold to light yellow is good, soybean sauce block fermentation long green hair or long white hair is a good phenomenon, which fully proves that the sauce block fermentation is good, make the soybean sauce is more delicious. White mold is better, do a lot of microbial growth of soy sauce block. Aspergillus, Trichoderma, Rhizoctonia, Bacillus subtilis and so on. Aspergillus secretes protease more, long white mycelium and yellow spores more good.