Results 71 to 80 of about 34,589 (314)

Salmonella spp. in meat-type quails (Coturnix coturnix coturnix) in the State of São Paulo, Brazil [PDF]

open access: yesRevista Brasileira de Ciência Avícola, 2013
In the present study Salmonella spp. was surveyed in four flocks of meat-type quails reared in a farm that also had processing plant on site, located in the region of Bastos, state of São Paulo, Brazil. Meconium samples of one-day-old quail chicks were collected from transport cardboard boxes. Cecal content was collected on days 7, 14, 21, 28 and 35 of
Freitas Neto, Oliveiro Caetano de   +5 more
openaire   +6 more sources

Peering into the world of wild passerines with 3D‐SOCS: Synchronized video capture and posture estimation

open access: yesMethods in Ecology and Evolution, EarlyView.
Abstract Collection of large behavioural data‐sets on wild animals in natural habitats is vital in ecology and evolution studies. Recent progress in machine learning and computer vision, combined with inexpensive microcomputers, has unlocked a new frontier of fine‐scale markerless measurements.
Michael Chimento   +3 more
wiley   +1 more source

Effects of Anthropogenic Introduction of Substrates on Egg Camouflage and Nesting Success in Ground‐Nesting Birds

open access: yesAnimal Conservation, EarlyView.
We show that the introduction of artificial substrates, in this case, dredged materials to act as nesting substrate for ground‐nesting birds, reduced the effectiveness of egg camouflage for Kentish plovers compared to natural substrates. However, nesting success was not impacted, likely because the community of nest predators was diverse and used a ...
Gustavo Liñán‐Cembrano   +5 more
wiley   +1 more source

The Haematology and Serum Biochemistry Profile of Adult Japanese Quail (Coturnix coturnix japonica)

open access: yes, 2017
The present study established the reference values and sex differences in the erythrocytic and serum biochemistry parameters of domestic adult quails (Coturnix coturnix).
O. Agina, W. Ezema, Ezinwa M. Iwuoha
semanticscholar   +1 more source

The effect of static incubation on the yolk sac vasculature of the Japanese quail (Coturnix c. japonica) [PDF]

open access: yes, 2006
Static incubation affects early embryonic development with, notably, a reduction area vasculosa expansion and diminished sub-embryonic fluid (SEF) volume, effects produced during a ‘critical’ period (3-7 days in the chick) (Baggott et al., 2002).
Baggott, Glenn K., Shapland, F
core  

Species composition and distribution of gallinaceous birds (Aves, Galliformes) in the south of eastern Europe during the Late Pleistocene and Holocene—a review

open access: yesBoreas, EarlyView.
This study investigates the species composition and distribution of gallinaceous birds (Galliformes) in the south of eastern Europe, specifically within the territory of present‐day Ukraine, during the Late Pleistocene and Holocene. The research is based on the comprehensive revision of skeletal remains found at archaeological sites.
Leonid Gorobets   +3 more
wiley   +1 more source

Effect of Egg Weight on External and Internal Qualities, Physiological and Hatching Success of Japanese Quail Eggs (Coturnix coturnix japonica)

open access: yesBrazilian Journal of Poultry Science, 2019
I College of Grassland Science, Gansu Agricultural University, Lanzhou 730070, China. II Gansu Agricultural University-Massey University Research Centre for Grassland Biodiversity, Gansu Agricultural University, Lanzhou 730070, China.
I. Hegab, A. Hanafy
semanticscholar   +1 more source

Consistent and flexible maternal effects: how the environments of a mother influence the offspring phenotype

open access: yesBiological Reviews, EarlyView.
ABSTRACT The environment experienced by a mother influences offspring phenotype through maternal effects, which can have significant adaptive benefits for both the mother and the offspring. However, the ways in which maternal environments influence offspring development are extremely diverse, and empirical studies using an outcome‐based approach often ...
Sin‐Yeon Kim, Judith Morales
wiley   +1 more source

Increasing Quantity and Internal Quality of Japanese Quail (Coturnix coturnix japonica) Eggs by Shooting Laser Puncture at Reproductive Acupuncture Points

open access: yesVeterinary Medicine International, 2021
This study aims to determine the effect of laser puncture shooting on the reproductive acupuncture points of Japanese quail (Coturnix coturnix japonica) egg quantity (egg production) and internal egg quality (Haugh unit, yolk index, and yolk colour ...
Sunaryo Hadi Warsito   +5 more
doaj   +1 more source

Aflatoxicosis in the Laying Japanese Quail (Coturnix Coturnix Japonica)

open access: yesPoultry Science, 1973
Abstract Dietary aflatoxins fed to 72 day old laying Japanese quail for six weeks at low levels of 2, 4, or 6 μg./gm. of feed caused malperformances. There were changes in feed conversion, egg production, egg weight, hatchability, and exterior and interior quality of the eggs.
D. S. Sawhney   +2 more
openaire   +3 more sources

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