Survival of Marbled Teal (Marmaronetta angustirostris) released back into the wild
نویسندگان
چکیده
منابع مشابه
Lead isotopes and lead shot ingestion in the globally threatened marbled teal (Marmaronetta angustirostris) and white-headed duck (Oxyura leucocephala).
Lead isotope ratios ((206)Pb/(207)Pb and (208)Pb/(207)Pb) and concentrations in the livers and bones of marbled teal and white-headed duck found dead or moribund were determined in order to establish the main lead source in these waterfowl species. Lead concentrations in bone (dry weight) and liver (wet weight) were found to be very high in many of the white-headed ducks (bone: geometric mean=8...
متن کاملNew records of chewing lice (Phthiraptera) from some bird species in Turkey.
OBJECTIVE This study was carried out to detect chewing-lice found on some birds in Turkey. METHODS For this aim, a Eurasian collared dove (Streptopelia decaocto), a budgerigar (Melopsittacus undulatus) and a marbled duck (Marmaronetta angustirostris) were examined for the louse. RESULTS Columbicola bacillus (Giebel, 1866) was found on a Eurasian collared dove (Streptopelia decaocto), Afrime...
متن کاملمدل سازی مطلوبیت زیستگاه اردک مرمری (Marmaronetta angustirostris) با استفاده از روش حداکثر آنتروپی
شناخت نیازهای زیستگاهی گونه های حیات وحش، به خصوص گونه های در معرض خطر انقراض از اهمیت قابل توجهی در مدیریت حیات وحش برخوردار است. هدف از انجام این مطالعه مدل سازی مطلوبیت زیستگاه گونه آسیب پذیر اردک مرمری (Marmaronetta angustirostris) در بخش شمالی تالاب بین المللی شادگان بود. نقاط حضور گونه با انجام مطالعات میدانی و گزارشات جوامع محلی و کارشناسان سازمان محیط زیست به دست ...
متن کاملBack into the wild—Apply untapped genetic diversity of wild relatives for crop improvement
Deleterious effects of climate change and human activities, as well as diverse environmental stresses, present critical challenges to food production and the maintenance of natural diversity. These challenges may be met by the development of novel crop varieties with increased biotic or abiotic resistance that enables them to thrive in marginal lands. However, considering the diverse interactio...
متن کاملthe effects of integrating cooperative learning into vocabulary learning of elementary school students
the purpose of the research is to examine if integrating cooperative learning into vocabulary learning helps to increase word recognition of students in an elementary school in iran. it tries to investigate whether cooperative learning approach enables students to improve their language learning. this research used stad (students team achievement division) as a cooperative model in this study. ...
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ژورنال
عنوان ژورنال: Biological Conservation
سال: 2005
ISSN: 0006-3207
DOI: 10.1016/j.biocon.2004.06.010