Tag Archives: fertility

How To Appreciate The Fertility Of A Soil By Its Color

Soil color is an indicator of its chemical composition and a very good reference for its fertility assessment. Soil classification by fertility The dark soils reflect a high nutrient background. They are ideal for most cultures and their value increases as the digging depth is higher. Then the fertility decreases from black soils to brown ones (rust, red, gray, yellow). …

Read More »