Publisher's Synopsis
Excerpt from Some Effects of Ddt on the Ecology of Salmon Streams in Southeastern Alaska
The effects on stream-dwelling fish and insects of an aerial application of ddt kg. (kilogram) per hectare or one-fourth pound per acre) to control black headed budworm were studied in four streams in southeastern Alaska. 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.
