Abstracts

Abstract

M. T. Jackson—Analysis of Possible Successional Trends Within the Tree Stratum in Old-growth Beech-maple Dominated Forests

J. B. Levenson—The Groundlayer of the Beech-Maple Association:
A Community Structure Analysis

B. Hollett—A New Method for Extracting Tree Roots from Soil

M. L. McClain—Site Preferences and Growth Responses of Kentucky Coffeetree, Gymnocladus dioicus (L.) K. Koch, Near the Center of its Range

P. A. Eddy— Bacterial and Chemical Analysis of Cardinal Creek
Flowing through Ball State University, from May to December,
1972

R. H. L. Howe—The Limitation of Oxygen Demand Tests for Water Pollution Control

J. M. Sproat— Effect of Diquat upon the Root and Mycorrhiza System of Liriodendron tulipifera L.

R. M. Hoffer, L. A. Bartolucci and J. S. Berkebile—Assessment of
Characteristics of Strip-mined Areas of Indiana

H. M. Donselman—An Ecological Analysis of the Shrub Stratum
in the Beech-Maple Forest Type