Bücher von Kim H. (Professor Emeritus Tan

The field of humic matter research has undergone drastic changes in concepts and principles, and a second edition is now warranted to communicate these advances. This revised and updated edition continues the tradition of providing comprehensive coverage of the genesis, extraction, properties, and impacts of humic matter on agriculture, industry, and the environment. Chapters examine organic matter; present concepts of humus versus humic matter; and explore the nature and distribution, chemical composition, characterization, electrochemical properties, agronomic and industrial applications, and medicinal and pharmaceutical applications of humic substances.

Describes the sampling and analysis methods commonly used in modern soil laboratories around the world. This book contains three chapters on soil and plant test methods. It focuses on testing and analysis limited to edaphology, as opposed to edaphology and pedology as a whole in the ecosystem.