Zobrazeno 1 - 10
of 281
pro vyhledávání: '"Eggshell thickness"'
Publikováno v:
Environmental Chemistry and Ecotoxicology, Vol 6, Iss , Pp 15-25 (2024)
Persistent organic pollutants (POPs) are omnipresent in the environment. Due to their physical and chemical properties, POPs bioaccumulate in higher trophic-level species. Birds inhabit many niches and trophic levels and share physiological character
Externí odkaz:
https://doaj.org/article/b44488db70f045ef9856016d5c5d70d0
Publikováno v:
Brazilian Journal of Poultry Science, Vol 26, Iss 1 (2024)
ABSTRACT This study aimed to compare the egg quality between the bluish-shelled (BSh) and whitish-shelled (WSh) eggs of Taiwanese Tsaiya ducks. Experiments were conducted to determine eggshell thickness and strength, heat absorption capability, and e
Externí odkaz:
https://doaj.org/article/dfa2968678c94706bd8ea5b533ba3964
Publikováno v:
Poultry Science, Vol 103, Iss 2, Pp 103338- (2024)
ABSTRACT: The study aimed to analyze the biological value of eggs and extra-embryonic structures affecting pheasant hatchability depending on the eggshell's color. Eggs (1,415) from 62-wk-old pheasants were used. The quality of fresh blue (BL), brown
Externí odkaz:
https://doaj.org/article/7dc21cb288784ff3ab6f133833c66d50
Autor:
Jakub Biesek
Publikováno v:
Poultry Science, Vol 102, Iss 12, Pp 103119- (2023)
ABSTRACT: The study aimed to analyze the hatching egg and physiochemical features of eggshells, thick albumen, amniotic fluid, and yolk during the incubation of Ross 308 chicken eggs. Eggs (n = 755) were incubated for 21 d. Quality analysis of fresh
Externí odkaz:
https://doaj.org/article/a06fea27ec284dd2ad9539302f000322
Publikováno v:
Journal of Field Ornithology, Vol 95, Iss 1, p 3 (2024)
Avian eggshell thickness is an important life history metric in birds and has broad applications across disciplines ranging from animal behavior to toxicology. Empirical eggshell thickness values for songbirds (Order Passeriformes) are under-represen
Externí odkaz:
https://doaj.org/article/f10d6f71a7784c89ae45756ea234b32f
Publikováno v:
Scientific Papers Animal Science and Biotechnologies, Vol 45, Iss 2, Pp 415-415 (2023)
Hatchability is affected by a variety of factors. Eggshell quality plays very important role among these factors. In this work we analysed eggshell quality, hatchability and embryonic mortality of pure chicken breeds New Hampshire, Oravka, Plymouth R
Externí odkaz:
https://doaj.org/article/1350d69538a54f7dbc31ed318177d521
Publikováno v:
Journal of Agricultural Sciences, Vol 26, Iss 2, Pp 246-253 (2020)
The aim of the study was to investigate eggshell traits; including eggshell water vapor conductance, eggshell thickness, pore density, egg weight loss as well as eggshell surface area and volume in 28 and 40 week-old broiler breeders. Furthermore, th
Externí odkaz:
https://doaj.org/article/fa17ec243878430f8f0786ea207abc9d
Akademický článek
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Akademický článek
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Autor:
Sarah Maria Pires Camargo, Natiele Ferraz de Oliveira, Deibity Alves Cordeiro, Helder Freitas de Oliveira, Deborah Pereira Carvalho, Carlos Henrique Rodrigues Rocha, Aline Mondini Calil Racanicci, Fabyola Barros de Carvalho, José Henrique Stringhini
Publikováno v:
Ciência Rural, Vol 52, Iss 1 (2021)
ABSTRACT: Eggshell quality is directly linked to the good acceptability of the product by consumers, whereas the industry is concerned with economic losses. Prolonged periods of laying, diseases, nutrition, bird age and genetics can influence egg qua
Externí odkaz:
https://doaj.org/article/a6017b3ecd09433e8693cc59d19df45f