Results 121 to 130 of about 328,560 (309)

Rethinking brachycephaly: Anatomical implications and health considerations in lagomorphs

open access: yesThe Anatomical Record, EarlyView.
Abstract Brachycephaly in domestic rabbits is increasingly perceived by welfare organizations as associated with significant health complications, particularly oral pathologies. Despite this perception, comparative anatomical research into rabbit brachycephaly is limited compared to that of dogs and cats, compelling an in‐depth examination of its ...
Helaina Cressy   +3 more
wiley   +1 more source

The role of poultry [PDF]

open access: yesProceedings of the Nutrition Society, 1970
openaire   +2 more sources

Understanding the spacing of placodes in the eye: A comparative study across age and species

open access: yesThe Anatomical Record, EarlyView.
Abstract The conjunctival placodes of the avian eye form in an intriguing and conserved sequence in a circular annulus around the cornea. These 13–16 placodes develop into papillae that are essential for inducing underlying intramembranous flat bones, known as scleral ossicles, which form an important part of the ocular skeleton.
Florence Joseph   +1 more
wiley   +1 more source

Applications of biotechnology in the poultry industry [PDF]

open access: yes, 2002
Progress in the selection of production traits in the poultry industry has beendramatic over the past 75 years. Genetic progress has its biological limits and these may be reached in the next 20 years.
Burt, Dave
core  

Cardiac morphological and morphometric analysis of Ardea alba

open access: yesThe Anatomical Record, EarlyView.
Abstract Ardea alba (Linnaeus, 1758) is a widely distributed heron species whose cardiovascular morphology remains poorly described. This study aimed to characterize the cardiac morphology and morphometry of adult A. alba. Ten specimens were analyzed using radiographic, morphometric, histological, scanning electron microscopy, and three‐dimensional ...
Julia Vaz Feio   +5 more
wiley   +1 more source

Poultry life.

open access: yes
Mode of access: Internet.Official publication of the Oregon Poultry Producers Association and the Oregon Poultry and Pet Stock ...
Oregon Poultry and Pet Stock Association.   +1 more
core  

Exploration of a novel indicator for duck egg quality (yolk weight-to-albumen height ratio): Its impact on egg quality and serum parameters, and correlation analysis

open access: yesPoultry Science
This study introduced a novel indicator of duck egg quality - the yolk weight to albumen height ratio (YAR) - and investigated its relationships with egg quality traits, serum biochemical indices, and antioxidant parameters.
Zhicheng Wang   +9 more
doaj   +1 more source

Description of large, well‐preserved Enchodus specimens from the Bearpaw Formation of Alberta, Canada

open access: yesThe Anatomical Record, EarlyView.
Abstract Fishes of the genus Enchodus were abundant and cosmopolitan in the Late Cretaceous, but are primarily known from isolated remains in Canada. Four well‐preserved fish skulls were recovered in recent years from ammolite mines sampling the Bearpaw Formation of Southern Alberta, and are here referred to Enchodus petrosus Cope, 1874.
Luke E. Nelson   +2 more
wiley   +1 more source

Assessment of intraspecific skull variation in the Campanian baenid turtle Plesiobaena antiqua

open access: yesThe Anatomical Record, EarlyView.
Abstract Baenids are freshwater paracryptodiran turtles with a fossil record ranging from the Early Cretaceous to the Eocene. The baenid Plesiobaena antiqua is the most common turtle in the Campanian (Late Cretaceous) Dinosaur Park Formation in Canada, but the apparent intraspecific variation remains poorly understood.
Scott Bellotti   +4 more
wiley   +1 more source

Substitution of fertiliser with poultry manure: Is this economically viable? [PDF]

open access: yes
Rapid expansion of the KwaZulu-Natal poultry industry has resulted in poultry manure and litter production that in certain areas exceeds the potential for use in crop production. If land application exceeds crop requirements, manure production may result
Mkhabela, Thulasizwe S.
core  

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