The study of dendrochronology is crucial for Bran’s oak (Quercus brantii Lindl.) in Zagros forests of Iran

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会议名称:“2024世界木材日”研讨会暨第六届国际林联(IUFRO)林产品文化研究组讨论会
会议时间:2024年3月21-22日

报告嘉宾: Firoozeh Hatamin
嘉宾单位:伊朗农业研究、教育和推广组织(AREEO)

报告摘要:

Iran is a country with diverse climatic conditions, ranging from humid in the Hyrcanian forests to dry in the lifeless parts of the Lut deserts. This country has about 12.4 million hectares of forests, which is relatively poor compared to other parts of the world but is unique in terms of the diversity of plant species, with 8000 species and plant genetic reserves. However, due to its natural and geographical conditions, this area is often referred to as a bridge between the vital climates of the world. Iran has five ecological regions, including Hyrkani, Arsbaran, Irano-Turani, Zagros, and Persian Gulf-Omani. Zagros forests, which cover an area of approximately 5.4 million hectares, are one of the most important natural habitats of Iran. They are the origin of the valuable species of Bran’s oak (Quercus brantii Lindl.) in the west of Iran and represent 42% of Iran's forests. The main cover of these forests is oak species which play a significant role in the ecological balance, soil, and water conservation of this region, as well as the socio-economic conditions of its residents. Dendrochronology is a technique of identifying and quantifying environmental processes by dating the annual growth layers of trees. Oak species in these forests have distinct growth rings, wide distribution range, dominant positions and are highly responsive to climate changes, making them suitable for tree chronology studies and Q. brantii, with a dominant area of about 3.5 million hectares, is valuable for dendrochronological studies. Oak species, specifically Q. brantii as an excellent climatic indicator, in Zagros forests, can be used for Climate reconstruction, decline, history, archeology, and growth changes.

关键字: Iran, Zagros forests, Quercus brantii Lindl., Dendrochronology, Climate reconstruction

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