Excerpt from Results of Codling Moth Investigations, 1945, Vol. 1: Work Conducted by State Agencies, Entomological Branch, Canadian Department of Agriculture and Commonwealth of Australia and Commercial Entomologists Experimental and semi-commercial field tests were made on Bartlett pears and Rome Beauty apples to determine the importance of various factors in the use of ddt preparations and to observe the value of ddt spray program; when applied by growers to relatively large orchard areas. 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.