•  
  •  
 

Document Type

Research

Abstract

The two poplars of this experiment are on the parking of a street running north and south. At three feet above ground, where the temperatures were taken, the south tree is 18.5 inches and the north tree 16 inches in diameter. All lower branches have been removed to a height of 16 feet or more and there are no obstructions to forenoon or afternoon sunlight. They are openly situated.

Publication Date

1932

Journal Title

Proceedings of the Iowa Academy of Science

Volume

39

Issue

1

First Page

63

Last Page

63

Copyright

© Copyright 1932 by the Iowa Academy of Science, Inc.

Language

EN

File Format

application/pdf

Share

COinS
 
 

To view the content in your browser, please download Adobe Reader or, alternately,
you may Download the file to your hard drive.

NOTE: The latest versions of Adobe Reader do not support viewing PDF files within Firefox on Mac OS and if you are using a modern (Intel) Mac, there is no official plugin for viewing PDF files within the browser window.