Page:Popular Science Monthly Volume 48.djvu/685

Rh the alkali salts has been partially checked by the evaporation through the roots and leaves of the crop; whose thin foliage, however, could not act as effectually as the dense, leafy mat formed



by the dense growth of the native herbage on No. 1. Some evaporation from the soil surface itself continued, although it did not suffice to injure the crop by the rise of the salts: and as at