Download or read book Humic Substances, Peats and Sludges written by M H B Hayes and published by Elsevier. This book was released on 1997-01-01 with total page 507 pages. Available in PDF, EPUB and Kindle. Book excerpt: Based on the contributions given at a leading international conference, this volume concentrates on developments in the environmentally-friendly disposal of sludges and on the reawakened interest in composting which has emerged as a result of significant European directives.