For
organic fertilizer that has reached the standard organic matter, the higher the organic matter content is not better, but also depends on the raw material of organic fertilizer.
For example, some organic fertilizers are made of weathered coal, but not activated, and its organic content is very high, can reach 70%, 80%, or 100%, the application effect of this organic fertilizer is very poor, on the contrary, the use of high-quality raw materials to make organic fertilizer, such as soybean cake, its organic content is not very high, but its application effect is very good.
So set us to buy organic fertilizer, in the case of understanding the elimination of her organic matter also want to know
understand its raw materials.