Häckningsframgång hos ormvråk Buteo buteo och kattuggla Strix aluco i Varbergs kommun 1984–2016
نویسندگان
چکیده
منابع مشابه
Oral Administration of Tiletamine/zolazepam for the Immobilization of the Common Buzzard (buteo Buteo)
--The purpose of this study was to test the efficacy of oral administration of tiletamine/ zolazepam in a bait fbr immobilizing Common Buzzards (Buteo buteo) (N = 20). Two different dosages and two different methods of administration were compared. A dosage of 80 mg/kg was sufficient in most birds to enable safe handling after 30-60 min, whereas the majority of animals receiving 40 rag/ kg stil...
متن کاملHabitat use and hunting behaviour of Common Buzzards Buteo buteo wintering in south-western Poland
During seven winter seasons (1993/1994–1999/2000) 107 roadside counts (28 km each) in agricultural area of south-western Poland were conducted. From among 1526 Buzzards, 1293 were recorded in winter months (November–February) and 233 in March. Birds were non-randomly distributed on nine vegetation types met along the transect route. Permanent papilionaceous crops, along with cereal stubbles, ma...
متن کاملTrace element concentrations in livers of Common Buzzards Buteo buteo from eastern Poland
In this study, our aim was to determine the common sources of origin of 18 elements in the livers of Common Buzzards collected during the breeding season in an extensive agricultural landscape in south-east Poland with respect to age (adults and immatures) and sex (males and females). In all 34 specimens collected, the element concentrations followed the pattern of S > Na > Fe > Mg > Zn > Si > ...
متن کاملA Record of a Common Buzzard (Buteo buteo) Nesting in an Abandoned Building
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ژورنال
عنوان ژورنال: Ornis Svecica
سال: 2018
ISSN: 2003-2633,1102-6812
DOI: 10.34080/os.v28.19529