It helps in understanding which crop should be cultivated on a particular land.
It also helps in gaining information about how agriculture can be done in poorer soils.
It gives information about the nutrient quality of the soil.
This avoids wastage of capital on the cultivation of unsuitable crops.
It also helps in controlling pests and insects.
Ill say Mexico because of its history and culture, and from my point of view it's the most famous spanish speaking country.
