Peat and its Uses as Fertilizer and Fuel

Peat and its Uses as Fertilizer and Fuel by Samuel Johnson is about the usefulness of peat, which is a type of decayed matter used in farming and growing. Excerpt: «1. What is Peat? 9 2. Conditions of its Formation 9 3. Different Kinds of Peat 14 Swamp Muck 17 Salt Mud 18 4. Chemical Characters and Composition of Peat 18 a. Organic or combustible part 19 Ulmic and Humic Acids 19 Ulmin and Humin—Crenic and Apocrenic Acids 20 Ulmates and Humates 21 Crenates and Apocrenates 22 Gein and Geic Acid—Elementary Composition of Peat 23 Ultimate Composition of the Constituents of Peat 25 b. Mineral Part—Ashes 25 5. Chemical Changes that occur in the Formation of Peat 26.»