Results 31 to 40 of about 7,196 (232)

Developmental changes in the histological structure of the testes, and testosterone profiles in male guinea fowls (Numida meleagris) [PDF]

open access: yes, 2017
Owing to the paucity of information on the reproductive biology of guinea fowls, a study involving a total of 66 males was conducted, and documented the developmental changes in histological structure of the testes of guinea cocks from hatching until ...
Abdul-Rahman, Iddriss I.   +2 more
core   +1 more source

Molecular systematics and phylogeography of the Helmeted Guineafowl (Numida meleagris) [PDF]

open access: yes, 2005
Includes bibliographical references (leaves 61-67)
Van Alphen-Stahl, Jonathan
core   +2 more sources

Humans, geometric similarity and the Froude number: is ''reasonably close'' really close enough? [PDF]

open access: yes, 2012
Summary Understanding locomotor energetics is imperative, because energy expended during locomotion, a requisite feature of primate subsistence, is lost to reproduction.
Kramer, P.A., Sylvester, A.D.
core   +3 more sources

Gearing effects of the patella (knee extensor muscle sesamoid) of the helmeted guineafowl during terrestrial locomotion [PDF]

open access: yes, 2017
Human patellae (kneecaps) are thought to act as gears, altering the mechanical advantage of knee extensor muscles during running. Similar sesamoids have evolved in the knee extensor tendon independently in birds, but it is unknown if these also affect ...
Alexander   +30 more
core   +1 more source

Sexing in guinea fowls (Numida meleagris)

open access: yesPoultry Science, 2015
Despite the potentials and contributions of guinea fowls to economic and social life in Ghana, accurate sex identification in these birds is still a major problem. Three hundred and sixty guinea fowls (180 birds per sex) were used in determining a more accurate and farmer friendly sexing technique.
Iddriss I, Abdul-Rahman   +4 more
openaire   +2 more sources

Influência do dimorfismo sexual sobre a morfologia da siringe de galinha d'angola (Numida meleagris) [PDF]

open access: yesCiência Rural, 2006
Este estudo teve como objetivo realizar uma descrição morfológica e comparativa da siringe, órgão responsável pelo canto das aves, na espécie Numida meleagris. Para isso foram utilizados cinco machos e cinco fêmeas de galinha d'angola, a fim de verificar
Flávia Bottino   +6 more
doaj   +1 more source

ПРОУЧВАНЕ ВЛИЯНИЕТО НА СУХ ЕКСТРАКТ ОТ TRIBULUS TERRESTRIS ВЪРХУ ОСНОВНИ БИОХИМИЧНИ И ХЕМАТОЛОГИЧНИ ПОКАЗАТЕЛИ НА КРЪВТА ПРИ ТОКАЧКИ (NUMIDA MELEAGRIS) [PDF]

open access: yes, 2011
The aim of the present research was to investigate the effect of Bulgarian additive Vemoherb-T (dry extract of the annual plant Tribulus terrestris – L), produced by Vemo 99 Ltd Company, Sofia on main biochemical characteristics and hematological ...
Christo CHRISTEV   +5 more
core   +3 more sources

Comparison of Real-Time PCR Quantification Methods in the Identification of Poultry Species in Meat Products

open access: yesFoods, 2020
Poultry meat is consumed worldwide and is prone to food fraud because of large price differences among meat from different poultry species. Precise and sensitive analytical methods are necessary to control poultry meat products. We chose species–specific
Kerstin Dolch   +2 more
doaj   +1 more source

Waves of genomic hitchhikers shed light on the evolution of gamebirds (Aves: Galliformes) : research article [PDF]

open access: yes, 2007
Background The phylogenetic tree of Galliformes (gamebirds, including megapodes, currassows, guinea fowl, New and Old World quails, chicken, pheasants, grouse, and turkeys) has been considerably remodeled over the last decades as new data and analytical ...
Brosius, Jürgen   +6 more
core   +2 more sources

A check list of the helminths of guineafowls (Numididae) and a host list of these parasites

open access: yesOnderstepoort Journal of Veterinary Research, 2007
Published and personal records have been compiled into a reference list of the helminth parasites of guineafowls. Where data on other avian hosts was available these have been included for completeness' sake and to give an indication of host range ...
K. Junker, J. Boomker
doaj   +1 more source

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