Book Description

Excerpt from Use of Sewage Sludge Compost for Soil Improvement and Plant Growth The cadmium-to-zinc ratio was less than percent, chlorinated hydrocarbons were less than 5 ppm each, and alkalinity was greater than 10 percent as calcium carbonate. Beneficial results cannot be assured for sewage sludge composts of greatly different composition from that listed here. About the Publisher Forgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.com This book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally reconstruct the work, preserving the original format whilst repairing imperfections present in the aged copy. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in our edition. We do, however, repair the vast majority of imperfections successfully; any imperfections that remain are intentionally left to preserve the state of such historical works.