Diversity and growth form of Banddares plants (Birjand)l

سال انتشار: 1395
نوع سند: مقاله کنفرانسی
زبان: انگلیسی
مشاهده: 288

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شناسه ملی سند علمی:

BIOC01_314

تاریخ نمایه سازی: 11 خرداد 1397

چکیده مقاله:

Iran is one of the most important centers of plant diversity is an old, and about 22 percent of the 8,000 plant species are endemic to Iran. In this survey flora of the area of Banddare in Birjand is studied.Using samples collected from 12 plots (10 x 10 meters) and then to help harvest valid floras and families, genera and species of each of them were determined and species diversity index and the index family was also calculated.Carried impressions of plots in different parts of the study area showed that the region has 21 species belonging to 10 Family. The largest family are Asteracea with 9 species (42/85%) and Apiaceae, Poaceae and Plumbaginaceae each with 2 species (9.52%).Life forms of each species were identified using Raunkier which they are including 47/61% Hemicryptophytes, 23/80 % phanerophytes, 19/04% Therophytes, 9/52% Chamaephytes. Shannon-Wiener diversity index was used to determine that it was obtained 2.22

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نویسندگان

shoole Ghollassi Mood

Assistnt professor department of natural resouces and environment birjand

jalil shmshiri

Graduate student of ranges