How to Identify the PH of Soil
First, learn about the source of soil Generally the humus soil like pine needles humus, peat humus soil and so on, taken from the mountains and gully, its color mostly is dark brown as well as this kind of soil is relatively loose, fertile and has good permeability. It is the ideal acid humus soil. Second, observe the soil color Acid soil generally is darker than other soil, and mostly it is dark brown. The […]