Vegetation types and plant life forms of Alpine Sabalan in Ardabil provence
Subject Areas : forest
جابر shrifi
1
(
عضو هیات علمی مرکزتحقیقات کشاورزی و منابع طبیعی استان اردبیل.
)
اردوان Ghorbani
2
(
دانشیار گروه مرتع و آبخیزداری دانشکده فن آوری کشاورزی دانشگاه محقق اردبیلی.
)
محمد Fayyaz
3
(
استار یار پژوهشی موسسه تحقیقات جنگلها و مراتع ایران.
)
پروانه Ashoori
4
(
کارشناس ارشد موسسه تحقیقات جنگلها و مراتع ایران (دانشجویی مقطع دکترا محیط زیست دانشگاه تهران).
)
Keywords: Ardabil, Alpine Meadows, Vegetation elements, Plant Geophytes, Plant Hemicryptophytes,
Abstract :
Alpine Meadows of Sabalan under the climates humid cold of Siberia, Hyrcanian and Mediterranean , vegetation types and plant elements is very diversity. In this study, described the main vegetation types and plant life forms. Also boundaries of vegetation types based on the apparent form, name vegetation types, based on the dominant species, and vegetation area per hectare is estimated. A total of five major types of vegetation, including: A total of five main types of vegetation, including: Astragalus aureus- Alopecurus textilis - Festuca ovina, at an elevation of 2,500 to 3,350 m a.s.l in northern slopes Sabalan. Astragalus carduchorum-Alopecurus textilis-Festuca ovina at an elevation of 2800 to 3750 m a.s.l in southern slopes Sabalan., Astragalus sp - Festuca ovina - Trifolium repens at an elevation of 2600 to 3300 m a.s.l., Festuca sulcata - Alopecurus textiles - Carex sp. at an elevation of 3200 to 3700 m a.s.l overlooking to Haram mount and vegetation type Festuca ovina - Carex sp. at an elevation of 3220 to 3450 m a.s.l. is located on the eastern slopes Sabalan. In viewpoint of plant life forms, Geophytes and Hemicryptophytes, respectively is most abundant of vegetation elements. Of course, study of ecological groups of plant species in alpine areas Sabalan, can be better described their ecological habitats and the results, a more objective reality in habitats show that also will be effective in maintaining them.
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