Author: U. S. Department Of AgriculturePublisher: Forgotten Books
ISBN: 9780265807491
Category : Business & Economics
Languages : en
Pages : 26
Book Description
Excerpt from Effect of Light Traps on Hornworm Populations in Large Areas The influence or migrant moths moving into the trapped area in obscuring the total effect Of the trapping operations cannot be fully assessed on the asis of data now available. The data suggest, however, that some additional reduction in hornworm moth populations above that achieved in this experiment could be expected, if traps of a like density were Operating in an area of sufficient size to eliminate the influence of migrant moths. To appraise the significance of moth migration, it will be necessary to conduct experiments in larger areas or on the total population in an isolated situation such as an island. 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.