Publisher's Synopsis
Excerpt from Insects as Carriers of the Chestnut Blight Fungus
It was early conjectured by Smith (45) and by Russell (41) that the black rot of cabbage due to Pseudomonas campestris may be transmitted by various insects. Evidence in support of this supposition has been brought forward by several writers; Brenner (5) showed that aphids may cause new infections, and Smith (46, pp. 306-307 succeeded in transmitting the disease by means of the larvae of a cabbage butterfly, Plusia. 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.
