A new subspecies and two new combinations of Nothofagus Blume (Nothofagaceae) from Chile
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چکیده
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a new algorithm and software of individual life insurance and annuity computation
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15 صفحه اولA new species, and a new record of a subspecies belonging to the genus Dysaphis (Homoptera: Aphididae) from Iran
افراد بی‌بال زنده‌زا‌ی شته‌ی Dysaphis inulae sp. n. جمع‌آوری شده از روی Inula britanica توصیف می‌شود و زیرگونه‌ی D. lappae cynarae (Theobald) جمع‌آوری شده از روی Silybum marianum مجدداً توصیف شده و به عنوان رکورد جدید از ایران گزارش می‌گردد. کلید شناسائی گونه‌های جنس Dysaphis Boerner که روی گیاهان خانواده‌ی Asteraceae زندگی می‌کنند نیز ارایه شده است.
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Nothofagus dombeyi (Mirb.) Blume and Nothofagus nitida (Phil.) Krasser are closely related evergreen trees native to south central Chile. Nothofagus dombeyi is a pioneer in habitats subject to high daytime irradiances and nighttime freezing temperatures and has a wider altitudinal and latitudinal distribution than N. nitida, which is restricted to more oceanic climates. We postulated that N. do...
متن کاملTwo new species and a new record of the genus Astragalus (Fabaceae) from NE Iran
During the study on the specimens of Astragalus sect. Ammodendron in the herbarium of Ferdowsi University of Mashhad (FUMH), based on the last and most recent sources, two new species, i.e. A. microfoliolatus sp. nova and A. rashed-mohasseli sp. nova were found and described. Morphological evidence confirmed that the belonging of these taxa to Astragalus sect. Ammodendron. The most important di...
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the rationale behind the present study is that particular learning strategies produce more effective results when applied together. the present study tried to investigate the efficiency of the semantic-context strategy alone with a technique called, keyword method. to clarify the point, the current study seeked to find answer to the following question: are the keyword and semantic-context metho...
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ژورنال
عنوان ژورنال: Botanical Journal of the Linnean Society
سال: 1999
ISSN: 0024-4074
DOI: 10.1111/j.1095-8339.1999.tb00491.x