Translations:Benutzer:Arian/Klett-Mini-Test/780/en

The concept of soil fertility has at best retained meaning for the practitioner of ecological farming. From scientific usage it has disappeared with the breakthrough of agricultural industrialization since the 1960s. It cannot be derived from quantifiable parameters and is therefore not amenable to scientific method. In its place has entered the concept of the yield capacity of the soil, which expresses in measure, number and weight what the soil yields — but not how that yield came about and by what means. Through the arbitrary deployment of production inputs according to type and quantity