Roots.-Water absorption and help maintain moisture in the soil.-Absorbs minerals and food.-Absorbs toxins-Improve soil conditions make the physical properties of the soil.-Do herbs.-Refined perfume.-Prevention of pest
Roots - absorb water and help retain moisture in the soil - absorb minerals and food - absorb toxins - help improve soil physical properties of the soil better - use herbs - a refined perfume - Use insect protection. pest