Results 11 to 20 of about 185,884 (298)

Inventory of biosecurity measures and antibiotics therapy practices on laying hen farms in Benin [PDF]

open access: yesVeterinary World, 2020
Background and Aim: Laying hen breeding is on the rise in Benin; nevertheless, there are several sanitary constraints to its development, including bacterial diseases. Faced with this situation, breeders mainly resort to different means of treatment. The
Oscar N. C. Aguidissou   +7 more
doaj   +1 more source

Administration of probiotics to increase egg production and extend the productivity on late-phase laying hen: a review [PDF]

open access: yes, 2023
Eggs are a relatively inexpensive and easily obtained food. The average laying hens produce 240 – 260 eggs/bird/year. However, at the age of 80 weeks laying hens must be culled because their productivity has decreased below50%.
Kumalasari, Chitra   +3 more
core   +1 more source

Fluorosis in the Laying Hen

open access: yesPoultry Science, 1984
One hundred fifty Single Comb White Leghorn hens of two strains previously selected for either high eggshell strength (HES strain) or low eggshell strength (LES strain) were treated for 8 weeks with sodium fluoride added to a practical-type corn-soybean meal basal diet at 0, 300, 600, 900, or 1200 ppm.
B, Van Toledo, G F, Combs
openaire   +2 more sources

Optimal Placement of Laying Hen House Temperature Sensors Based on Genetic Algorithm

open access: yesIEEE Access, 2022
The arrangement of temperature sensors in most existing large-scale laying hen houses is random or placed according to the experience of breeders. However, this can’t achieve accurate monitoring of the henhouse.
Xiaoyue Hu   +4 more
doaj   +1 more source

Performance of commercial laying hen genotypes on free range and organic farms in Switzerland, France and The Netherlands [PDF]

open access: yes, 2012
1. A total of 257 farmers with free ranging laying hens (organic and conventional) in Switzerland, France and The Netherlands with 273 flocks were interviewed to determine the relationships between the genotype of the hens, management conditions and ...
van Niekerk, T.G.C.M.   +17 more
core   +2 more sources

Impact of Inlet Flaps on Ammonia Distribution in a Water-Pad Layer House: A Case Study in Yunlin, Taiwan [PDF]

open access: yesE3S Web of Conferences
To reduce the risks of extreme climate and avian influenza to laying hen houses, the Taiwanese government has vigorously promoted the reconstruction of open-type laying hen houses into closed-type water-pad cooling laying hen houses.
Chu Yi-Chun   +3 more
doaj   +1 more source

PENERAPAN TEKNOLOGI FORCE MOLTING PADA AYAM PETELUR AFKIR STUDI DI DESA MUKIRAN KECAMATAN KALIWUNGU KABUPATEN SEMARANG

open access: yesCaraka Tani: Journal of Sustainable Agriculture, 2008
The study was aimed to prove the value-added of force molting technology on rejected laying-hen and improve the knowledge and skill of Mukiran village people about its technical assistance.
Ali Mursyid Wahyu Mulyono   +2 more
doaj   +1 more source

Genome-wide association studies for small intestine length in an F2 population of chickens

open access: yesItalian Journal of Animal Science, 2018
Small intestine length is an important physiological index that is effected by nutrient intake and thus plays roles in growth and egg-laying in chickens.
Shangmin Li   +8 more
doaj   +1 more source

The PeptideAtlas of the Domestic Laying Hen [PDF]

open access: yesJournal of Proteome Research, 2017
Proteomics-based biological research is greatly expanded by high-quality mass spectrometry studies, which are themselves enabled by access to quality mass spectrometry resources, such as high-quality curated proteome data repositories. We present a PeptideAtlas for the domestic chicken, containing an extensive and robust collection of chicken tissue ...
James McCord   +4 more
openaire   +2 more sources

Utilization of vermitechnology and laying hen litter in supporting responsible consumption and production goals [PDF]

open access: yesE3S Web of Conferences
This study was conducted to examine vermitechnology and laying hen litter in support of the Sustainable Development Goals (SDGs): clean water and sanitation, circular economy, reducing waste generation, agriculture, and ecosystem restoration. In addition,
Nasution Nabila N.A.   +6 more
doaj   +1 more source

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