Not only fermentation needs decomposition, but also bacteria, because different environments will produce different things. Nowadays, many people make their own fertilizers, but the first is taste, and the second is fertility. Should I use it or not when the smell is particularly strong? In fact, another way is that you can bury the bean dregs in the soil, but the soil needs microbial decomposition. Now we use Yehong's microbial inoculum, which is a good way to avoid fertilizer waste. This kind of soil is also very nutritious and can also be used as nutrient soil.