Results 41 to 50 of about 87,548 (299)

Dietary Sodium for Laying Hens

open access: yesPoultry Science, 1977
Dietary sodium requirements of laying hens in open type and evaporatively cooled housing were determined to be 0.126 and 0.145% of the diet, respectively. The lowest level of 0.04% sodium supported average rates of production of 49.1 and 60.3% in the two houses for the 28 weeks of the study.
openaire   +2 more sources

U.S. Consumer Preferences for Cage‐Free Eggs and Hen Housing Policies

open access: yesAgribusiness, EarlyView.
ABSTRACT Farm animal welfare (FAW) continues to be a divisive issue in the egg industry. In the United States, 10 states and most major retailers have implemented policies or voluntary pledges to transition to 100% cage‐free egg sales. We use best‐worst scaling and discrete choice experiments to evaluate U.S.
Vincenzina Caputo   +3 more
wiley   +1 more source

Optimising the use of hen runs by structures [PDF]

open access: yes, 2005
One of the main problems in free range husbandry of laying hens is the uneven use of the hen run. This leads to an overuse of pasture near the hen house.
Hirt, Helen, Zeltner, Esther
core  

Video and Text‐Based Supplemental Health Information and Consumer Willingness to Pay for Nutrient‐Enhanced Eggs

open access: yesAgribusiness, EarlyView.
ABSTRACT Nutritional information is very important in the food choices of consumers. However, when they are too scientific or technical, they have the potential to confuse consumers, resulting in information asymmetry and dissuading them from making beneficial choices.
Edeoba W. Edobor   +3 more
wiley   +1 more source

The Potential of Understory Production Systems to Improve Laying Hen Welfare

open access: yesAnimals, 2022
The welfare of laying hens in cage systems is of increasing concern. Represented by the European Union’s ‘End the Cage Age’ initiative, more and more countries have advocated cage-free farming.
Shaocong Yan   +3 more
doaj   +1 more source

Utrangerte verpehøner: Store forskjeller i utnyttelsen i Norge, Sverige og Danmark [PDF]

open access: yes, 2015
Spent laying hens are killed in different ways. Whereas in Sweden a large proportion is slaughtered for food purpose, even for export, most hens are slaughtered by a mobile system in Denmark, killing the hens in a mobile gas container and mincing them ...
Løes, Anne-Kristin
core  

Behavioural and physiological responses of laying hens to automated monitoring equipment [PDF]

open access: yes, 2018
Automated monitoring of behaviour can offer a wealth of information in circumstances where observing behaviour is difficult or time consuming. However, this often requires attaching monitoring devices to the animal which can alter behaviour, potentially ...
Booth, F   +6 more
core   +4 more sources

Interpretability and Representability of Commutative Algebra, Algebraic Topology, and Topological Spectral Theory for Real‐World Data

open access: yesAdvanced Intelligent Discovery, EarlyView.
This article investigates how persistent homology, persistent Laplacians, and persistent commutative algebra reveal complementary geometric, topological, and algebraic invariants or signatures of real‐world data. By analyzing shapes, synthetic complexes, fullerenes, and biomolecules, the article shows how these mathematical frameworks enhance ...
Yiming Ren, Guo‐Wei Wei
wiley   +1 more source

Effects of Ligustrum lucidum on egg production, egg quality, and caecal microbiota of hens during the late laying period

open access: yesItalian Journal of Animal Science, 2020
This study was conducted to determine the effects of diet supplementation of laying hens with Ligustrum lucidum (LL) on egg production, egg quality and caecal microbiota. A total of 360 72-week-old Hy-Line Brown laying hens were divided into three groups
Xiaochen Chen   +3 more
doaj   +1 more source

Gradual Provision of Live Black Soldier Fly (Hermetia illucens) Larvae to Older Laying Hens: Effect on Production Performance, Egg Quality, Feather Condition and Behavior

open access: yesAnimals, 2020
Feather pecking is a key welfare challenge in laying hen husbandry. Feeding of live Hermetia illucens larvae could provide a possible solution to reduce feather pecking in hens. This research investigates effects of dispensing live H.
Laura Star   +5 more
doaj   +1 more source

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