organic matter of the soil The organic matter of the soil. A study of the nitrogen distribution in different soil types. This book, "The organic matter of the soil", by Clarence Austin Morrow, is a replication of a book originally published before 1919. It has been restored by human beings, page by page, so that you may enjoy it in a form as close to the original as possible. This book was created using print-on-demand technology. Thank you for supporting classic literature.