مجله جنگل ایران

مجله جنگل ایران

Spatial distribution pattern of beech (Fagus orientalis Lipsky) coarse woody debris in managed and unmanaged stands of Caspian forests, Iran

نوع مقاله : مقاله پژوهشی

نویسندگان
1 Ph.D. student of Forestry, Dept. of Forestry, Faculty of Natural resources and Environment, Science and Research Branch, Islamic Azad University, Tehran, Iran.
2 2 Prof., Dept. of Forestry, Faculty of Natural resources and Environment, Science and Research Branch, Islamic Azad University, Tehran, Iran.
3 Prof., Research Institute of Forests and Rangelands (RIFR), Agricultural Research Education and Extension Organization (AREEO), Tehran, Iran.
4 Prof., Dept. of Forestry, Faculty of Natural Resources and Environment, Sari Agricultural Science and Natural Resources University, Sari, Iran.
چکیده
The ecological significance of deadwoods has led to an ever-increasing collection of related information to be taken into account in management plans. The Coarse woody debris (CWDs) is a significant component of forest ecosystems. Here, managed and one unmanaged forest stands were selected in Gorazbon district of Kheyrudkenar Experimental Forest, Noshahr, Mazandaran Province, Iran. Based on the full-calipering inventory method, CWD attributes were collected in both stands. The distribution pattern of CWD was evaluated using univariate O-ring statistics. Results showed that the highest and lowest decay classes in two forest stands were 3-6 and 1-2, respectively. Results from distribution pattern analysis showed a random distribution pattern of CWD in the managed forest stand. Overall, the unmanaged forest stand with 3-6 decay classes showed a random distribution pattern of CWD. Conclusively, disturbances in the managed and the unmanaged forest stands occur in small scales.
کلیدواژه‌ها

موضوعات


عنوان مقاله English

Spatial distribution pattern of beech (Fagus orientalis Lipsky) coarse woody debris in managed and unmanaged stands of Caspian forests, Iran

نویسندگان English

Afsaneh Khalili 1
Asadollah Mataji 2
Khosro Sagheb Talebi 3
Seyed Mohammad Hodjati 4
1 Ph.D. student of Forestry, Dept. of Forestry, Faculty of Natural resources and Environment, Science and Research Branch, Islamic Azad University, Tehran, Iran.
2 2 Prof., Dept. of Forestry, Faculty of Natural resources and Environment, Science and Research Branch, Islamic Azad University, Tehran, Iran.
3 Prof., Research Institute of Forests and Rangelands (RIFR), Agricultural Research Education and Extension Organization (AREEO), Tehran, Iran.
4 Prof., Dept. of Forestry, Faculty of Natural Resources and Environment, Sari Agricultural Science and Natural Resources University, Sari, Iran.
چکیده English

The ecological significance of deadwoods has led to an ever-increasing collection of related information to be taken into account in management plans. The Coarse woody debris (CWDs) is a significant component of forest ecosystems. Here, managed and one unmanaged forest stands were selected in Gorazbon district of Kheyrudkenar Experimental Forest, Noshahr, Mazandaran Province, Iran. Based on the full-calipering inventory method, CWD attributes were collected in both stands. The distribution pattern of CWD was evaluated using univariate O-ring statistics. Results showed that the highest and lowest decay classes in two forest stands were 3-6 and 1-2, respectively. Results from distribution pattern analysis showed a random distribution pattern of CWD in the managed forest stand. Overall, the unmanaged forest stand with 3-6 decay classes showed a random distribution pattern of CWD. Conclusively, disturbances in the managed and the unmanaged forest stands occur in small scales.

کلیدواژه‌ها English

CWDs
Decay classes
Distribution pattern
O-rings statistic
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  • تاریخ دریافت 07 آذر 1400
  • تاریخ بازنگری 19 دی 1401
  • تاریخ پذیرش 20 اسفند 1400