Translations:Benutzer:Arian/Klett-Mini-Test/842/en

has a more vigorous growth on the part that was striegelled in time than on the part left uncultivated —, on the other hand harrowing helps carbonic acid, which is heavier than air, to escape from the opened pores, especially when the wind passes over the field and draws it out of the soil by suction. It accumulates in the air layer close to the ground, where it is breathed in by the leaves and becomes the scaffold-builder of plant form.