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Excerpt from Zinc Chloride Treatment for Pear Blight Cankers In cutting off blighted twigs the shears must be kept disinfected. It. Is also important to disinfect all cuts on trunks and main branches, but during an epidemic this Operation consumes too much time to warrant disinfection of cuts on smaller branches. 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.