What you want to ask is that the cultured strains need to be exposed to oxygen all the time. be

After consulting the online website of environmental protection, it is best to explode oxygen all the time in the process of cultivating nitrifying bacteria. This is determined by the characteristics of nitrifying bacteria. Bacteria can usually be divided into aerobic bacteria and anaerobic bacteria. Digestive bacteria are typical aerobic bacteria.

Strain refers to the propagation material composed of edible fungi, industrial fungi, agricultural fungi mycelium and their growth substrates.