TY - BOOK AU - Tan,Kim H. TI - Humic matter in soil and the environment: principles and controversies T2 - Books in Soils, Plants, and the Environment SN - 9781482234459 AV - S592.8. T11 PY - 2014/// CY - Boca Raton, FL. PB - CRC Press, Taylor & Francis Group KW - KW - Humus KW - Environmental aspects KW - Biodegradation KW - Soils KW - Humic acid content N1 - Includes bibliographical references (pages395-433) and indexes; The issue of organic matter -- The concept of humus -- Concepts of humic matter -- The nature and distribution of humic matter -- Genesis of humic matter -- Extraction and fractionation of humic substances -- Chemical composition of humic matter -- Characterization of humic substances -- Electrochemical properties of humic matter -- Agronomic importance of humic matter -- Environmental and industrial importance of humic matter ER -