Notes on the breeding biology of Plain Swift Apus unicolor on Gran Canaria, Canary Islands
نویسندگان
چکیده
منابع مشابه
On the generic placement of the narrow-range endemic 'Helix' arguineguinensis Seddon & Aparicio, 1998 from Gran Canaria (Canary Islands).
The nominal taxon 'Helix' arguineguinensis Seddon & Aparicio, 1998 is a narrow-range endemic from Gran Canaria (Canary Islands, Spain) known only from few localities in the vicinity of Argüineguin in the south-western part of the island (Mousson, 1874; Wollaston, 1878; Seddon & Aparicio, 1998). The narrow range of the taxon and potential threats to its habitat as a consequence of ongoing urbani...
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BACKGROUND Vitamin D deficiency has been described in many diseases and indeed in the general population. However fewer reports have been published in young and healthy people. Vitamin D deficiency should not be found in medical students of the Canary Islands, because they have all the resources to avoid it. OBJECTIVE To estimate the prevalence of vitamin D deficiency in a population of medic...
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The paper reports on the breeding biology of the endemic subspecies of the Grey Wagtail in a human transformed area (banana plantations) on Tenerife (Canary Islands). Clutch size (3.96 ± 0.6) was lower than in continental zones, probably because of the climatic stability of the islands. Furthermore, the distance from the nest to the nearest water source and the length of the breeding season (la...
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Due to the growing concern about human health effects of ultraviolet (UV) radiation, the use of UV filters has increased in recent decades. Unfortunately, some common UV filters are bioaccumulated in aquatic organisms and show a potential for estrogenic activity. The aim of the present study is to determine the presence of some UV filters in the coastal waters of six beaches around Gran Canaria...
متن کاملsurvey on the rule of the due & hindering relying on the sheikh ansaris ideas
قاعده مقتضی و مانع در متون فقهی کم و بیش مستند احکام قرار گرفته و مورد مناقشه فقهاء و اصولیین می باشد و مشهور معتقند مقتضی و مانع، قاعده نیست بلکه یکی از مسائل ذیل استصحاب است لذا نگارنده بر آن شد تا پیرامون این قاعده پژوهش جامعی انجام دهد. به عقیده ما مقتضی دارای حیثیت مستقلی است و هر گاه می گوییم مقتضی احراز شد یعنی با ماهیت مستقل خودش محرز گشته و قطعا اقتضاء خود را خواهد داشت مانند نکاح که ...
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ژورنال
عنوان ژورنال: Bulletin of the African Bird Club
سال: 2006
ISSN: 1352-481X
DOI: 10.5962/p.309767