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Growth Characteristics of Trees following Different Types of Cutting in Quercus acutissima Stand

Authors :
Jaehong Hwang
Yong Mok Park
Yu-Seung Shin
Sun-Hwa Song
A-Ram Yang
Source :
Journal of Environmental Science International. 23:1075-1083
Publication Year :
2014
Publisher :
The Korean Environmental Sciences Society, 2014.

Abstract

The objective of this study was to evaluate the effect of cutting types on microclimate and growth characteristics of afforested tree in Quercus acutissima stand after different types of cutting. The difference in temperature reaching 5.2℃ was shown in between clear cutting and selective cutting treatments. On July and August days with temperatures more than 35℃often appeared in clear cutting stand. The values of VPD in July and August were higher than those in other months. Maximum VPD of 3.99 kPa was shown in clear cutting stand on May 23 as a prolonged rainless days appeared. However, VPD in selective cutting stand always stayed under 3.0 kPa throughout growing season. A higher intensity was shown in clear cutting and strip clear cutting stands, reaching to more than 1,600 μmol m -2 s -1 at midday on early August, while that in selective cutting stand stayed about 1,500. In relative growth rate selective cutting stand showed a significantly higher relative growth rate in plant height than those in other cutting stands (p

Details

ISSN :
12254517
Volume :
23
Database :
OpenAIRE
Journal :
Journal of Environmental Science International
Accession number :
edsair.doi...........810168d38d9faf66afdae9fce371b602