Organic substances for manures and fertilizers

1257. All organic substances, as soon as life is extinct, begin naturally to decay, as, if this were not the case, the world would soon become filled with the remains of dead plants and animals; whereas, according to the beautiful economy of nature, no organic substance lies inert, but as soon as it has ceased to be useful in one form, a process begins by which it is placed in a state to be useful in another.