UeberAquila pennata undminuta
نویسندگان
چکیده
منابع مشابه
Abundance Estimates of the Lesser Rhea Rhea pennata pennata in the Argentine Patagonia: Conservation Implications
The southern subspecies of the lesser rhea is distributed through the Argentine Patagonia and southern Chile. Habitat-loss and poaching were identified as the main threats to lesser rhea populations by the IUCN, which classified the species as “Least concern” in 2014. Although Rhea pennata pennata is among the most conspicuous wildlife across the large Patagonian rangelands, the available estim...
متن کاملآتاکولوژی گونه Stipagrostis pennata در استان یزد
با آگاهی از خصوصیات بومشناسی گیاهان و درک اهمیت و نقشی که آنها در حفاظت خاک و تأمین علوفه مورد نیاز دام در مراتع ایفاء میکنند میتوان راهکارهای مناسب را فراروی مدیریت حفظ، احیاء و توسعه منابع طبیعی تجدیدشونده، بهویژه پوشش گیاهی، قرار داد. در این تحقیق، آت‌اکولوژی گونه شندوست Stipagrostis pennata (سبد)در استان یزد انجام شده است. در ارتباط با گونه یاد شده فاکتورهایی نظیر انتشار جغرافیایی، ویژ...
متن کاملThree new resin glycosides and a new tetrahydropyran derivative from the seeds of Quamoclit pennata.
Three new resin glycosides, quamoclins V (1), VI (2), and VII (3) and a new tetrahydropyran derivative, quamopyran (4), were isolated from the seeds of Quamoclit pennata BOJER (Convolvulaceae). The chemical structures of these compounds were determined primarily on the basis of spectroscopic data. The carboxyl group of the aglycone, 11S-convolvulinolic acid, of 1 and 2 was linked intermolecular...
متن کاملTransplantation experiments with Neckera pennata and Lobaria pulmonaria in nemoral woodland key habitat and managed forest
Transplantation experiments with Neckera pennata and Lobaria pulmonaria were conducted in nemoral Woodland Key Habitat and managed forest (in total 38 trees) in Latvia. Elastic cotton bandage was the best method for the present transplantation experiments. Dispersal and establishment limitation were found to be crucial for N. pennata and L. pulmonaria distribution between forest stands. 62 Foli...
متن کاملبررسی آت اکولوژی گونۀ Stipagrostis pennata در ماسه‌زارهای روداب
Discovering ecological factor of desert indicator specific species is considered as an applied study aiming to shed light on edaphic and ecological factors influencing the very labor ever and their management. In the Land of sandy desert soil conditions are very compatible with special herbs, growing and one of the most important species is Stipagrostis pennata That of the family Poaceae. In th...
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ژورنال
عنوان ژورنال: Journal für Ornithologie
سال: 1872
ISSN: 0021-8375,1439-0361
DOI: 10.1007/bf02262789