Author: J. R. LongcorePublisher: Forgotten Books
ISBN: 9780260970633
Category :
Languages : en
Pages : 34
Book Description
Excerpt from Toxicity of Lead and Proposed Substitute Shot to Mallards Mortality was not significantly different among lead-dosed adult or first year hen and drake pen - reared mallards; lead-dosed adult, wild mallards of both sexes; and lead - dosed adult, male black ducks (anas rubripes). The ingestion of one lead shot, size 4, by each of 80 pen - reared mallards caused an average 19% mortality. 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.
