نتایج جستجو برای: khaki campbell ducks
تعداد نتایج: 9299 فیلتر نتایج به سال:
On battlefields that stretched for miles across the savanna in shadow of Mount Kilimanjaro, to palm-shaded beachheads and dense tropical forests, forces German East African Schutztruppe under command Lieutenant Colonel Paul Emil von Lettow-Vorbeck engaged Allied far-flung Africa during First World War. Few units Imperial Army resembled Schutztruppe, it was mostly made up black askari, led by a ...
We evaluated chronic exposure of harlequin ducks (Histrionicus histrionicus) to hydrocarbons associated with the 2004 M/V Selendang Ayu oil spill at Unalaska Island, Alaska. We measured levels of hepatic 7-ethoxyresorufin-O-deethylase activity (EROD) in liver biopsy samples as an indicator of hydrocarbon exposure in three oiled bays and one reference bay in 2005, 2006, and 2008. Median EROD act...
Nasal turbinates or swabs were collected from wild ducks, geese, owls, sparrows, swallows, and starlings and from sentinel ducks placed next to turkey farms experiencing avian pneumovirus (APV) infections and were analyzed for APV genome and infectious particles. APV RNA was detected in samples examined from geese, sparrows, and starlings. APV RNA and antibodies were also detected in two differ...
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