NATEROL is a fertilizer of organic origin containing natural substances such as amino acids and proteins capable of promoting the biological activity of the soil by increasing the enzymatic processes and the prolificacy of the microfauna and microflora of the soil. The nutrients present in the circulating solution of the soil with the application of NATEROL are readily available for the plants. NATEROL revitalizes soils where fatigue phenomena occur, improving their physical and biological characteristics and guarantees an increase in production in terms of yield.