نتایج جستجو برای: khorassan
تعداد نتایج: 111 فیلتر نتایج به سال:
Bromus sect. Triniusa is revised in Khorassan based on the new taxonomic concepts of Bromus danthoniae complex group and a remarkable herbarium material collected from Khorassan (Kopetdagh, northeastern Iran), as the main center of its diversity. Bromus turcomanicus, a narrow endemic species in central Kopetdagh hitherto known only from the type locality in southern Turkmenistan, is newly recor...
The hydro-distilled essential oil from dried aerial parts of one of widespread Iranian skullcaps, Scutellaria pinnatifida A. Hamilt. sap. alpina (Bornm.) Rech. grown in Khorassan province was analyzed by GC and GC/MS. Thirty components were characterized ing 93.8% of the total components detected. The major components of the oil were germacrene-D (39.7%) and beta-caryophyllene (15.0%).
Saffron is an important crop in social and economical aspects in Khorassan Province (Northeast of Iran). In this research we tried to evaluate trends of saffron yield in recent years and to study the relationship between saffron yield and the climate change. A regression analysis was used to predict saffron yield based on 20 years of yield data in Birjand, Ghaen and Ferdows cities. Climatologic...
Cousinia glochidiata (Sect. Pseudactinia) and C. albiflora (Bornm. & Sint.) Bornm. (Sect. Stenocephalae), two narrow endemics to Kopetdagh mountains, are newly recorded for the flora of Iran from Razavi and North Khorassan provinces near the borders of Turkmenistan. The presence of C. apiculata Tscherneva in Iran is confirmed. New localities and additional notes on the distribution and conserva...
this project was conducted to study the taxonomy of tribe vicieae based on morphological characters. the specimens were collected from different parts of khorassan, and after identification they were preserved at ferdowsi university of mashhad herbarium (fumh). diagnostic keys and a complete list of distribution regions for all species of this tribe in khorassan were presented. cicer kermanense...
cousinia glochidiata (sect. pseudactinia) and c. albiflora (bornm. & sint.) bornm. (sect. stenocephalae), two narrow endemics to kopetdagh mountains, are newly recorded for the flora of iran from razavi and north khorassan provinces near the borders of turkmenistan. the presence of c. apiculata tscherneva in iran is confirmed. new localities and additional notes on the distribution and cons...
جنس اسکروفولاریا در ایران دارای 60 گونه است که از این تعداد 26 گونه انحصاری ایران هستند. در میان نمونه های جمع آوری شده ایران شش گونه به عنوان گونه های جدیدی شرح داده شده و به نامهای s. alhagioides, s. crassipedunculata,s. ispahanica, s. khorassanica, s. schiraziana, s. tortuosissima, نامگذاری شدند. این گونه ها با نزدیکترین گونه های خویشاوند خود مقایسه می گردند. گونه s. rosulata نیز که پراکن...
Bromus sect. Triniusa is revised in Khorassan based on the new taxonomic concepts of Bromus danthoniae complex group and a remarkable herbarium material collected from Khorassan (Kopetdagh, northeastern Iran), as the main center of its diversity. Bromus turcomanicus, a narrow endemic species in central Kopetdagh hitherto known only from the type locality in southern Turkmenistan, is newly recor...
.rosa freitagii ziel به عنوان گونه جدیدی برای فلور ایران از استان خراسان جنوبی معرفی می شود. این گونه از نظر ریخت شناسی با نزدیک ترین گونه خویشاوند خود یعنی .rosa moschata herrm که قبلاً از ایران گزارش شده، مورد مقایسه قرار می گیرد. تصاویر، نقشه پراکندگی و اطلاعاتی درباره جغرافیای زیستی، وضعیت حفاظتی و زیستگاه آن ارایه می گردد. همچنین گزارشهای قبلی مبنی بر حضور گونه .rosa webbiana wall در ای...
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