Author: William Burnett McCallum

Publisher: Forgotten Books

Published: 2017-10-22

Total Pages: 32

ISBN-13: 9780282925062

Excerpt from Regeneration in Plants: A Dissertation Submitted to the Faculty of the Ogden Graduate School of Science, in Candidacy for the Degree of Doctor of Philosophy, Department of Botany Intimately associated with this problem of regeneration is that of polarity, for almost invariably the new structures occur in such a manner as to exhibit this remarkable phenomenon (fig. And if we can deter mine the exact cause of the appearance of roots or shoots in an isolated piece of Salix stem, for example, the reason for their development at certain places only may be apparent. At present we are blocked at the outset by not knowing, at least under most circumstances, the stimulus which incites their development at all. 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.