Shell-marl is very different in its nature from clayey and stone marls, and, from its effects upon the soil, is commonly classed among the animal manures: it does not dissolve with water as the other marls do.
Shell-marl is very different in its nature from clayey and stone marls, and upon the soil, is commonly classed among the animal manures. This was from its effects. It does not dissolve with water. The other marls do.