Fit roots for plant health Technical bulletin 2020 EN
ranging from a superficial root system
to deep taproots, or a combination of these. But in
general, one can say that a sound root system has
a whitish colour [...] air, to
refresh their composition. For instance, oxygen
(O2) must be able to move in, and carbon dioxide
(CO2) to move out of the soil/air zone.
Of course [...] multiple drain holes in a slab give a more
even water- and mineral pattern in the slab.
The composition of the nutrient solution in the
root zone is frequently