Results 31 to 40 of about 11,176 (258)

Microbiome applications for laying hen performance and egg production

open access: yesPoultry Science, 2022
: Management of laying hens has undergone considerable changes in the commercial egg industry. Shifting commercial production from cage-based systems to cage-free has impacted the housing environment and created issues not previously encountered. Sources
Steven C. Ricke   +2 more
doaj   +1 more source

Effect of Different Cage Densities and Age on Keel Bone Damage and Some Hormones in Laying Hens [PDF]

open access: yesBrazilian Journal of Poultry Science
This study aimed to determine the effect of three distinct cage densities (750 cm2/hen, 535 cm2/hen, and 375 cm2/hen) on the keel bone damage of brown (Hyline Brown, HB) and white (Isa Tinted, IT) laying hens by x-ray method.
A Uysal, E Laçin
doaj   +1 more source

Influence of light wavelength on viability and reproductive function of hens

open access: yesНауковий вісник Львівського національного університету ветеринарної медицини та біотехнологій імені С.З. Гжицького. Серія: Сільськогосподарські науки, 2021
The article presents the results of influence of monochrome light with different light wavelengths on the hens’ viability and productivity. For this purpose, in the conditions of a modern complex for production of food eggs in a poultry house with an ...
Yu. V. Osadcha, G. I. Sakhatsky
doaj   +1 more source

Application of Malathion to the Laying Hen

open access: yesPoultry Science, 1968
Abstract INTRODUCTION THE increased use of pesticides in and around the poultry house has paralleled the increase in other areas of animal and plant agriculture in the United States. Still, the use of pesticides is not equally viewed by everyone.
W W, Marion, J M, Ning, S M, Ning
openaire   +2 more sources

Economic analysis of different laying hen farm capacities in Turkey

open access: yesAgricultural Economics (AGRICECON), 2010
In this study, different capacity laying hen farms in Afyon province, which are of a considerable importance in the laying hen farming in Turkey, were compared in the terms of performance, including feed consumption, production cost and profitability per
Vecdi DEMIRCAN   +5 more
doaj   +1 more source

Borosulfates Hosting Se42+ Ions—Crystal Structures, Chemical Bonding, Optical Spectroscopy, and Magnetism

open access: yesAngewandte Chemie, EarlyView.
Apart from (transition) metal (oxo)halides only few hosts stabilize chalcogenide cations in purely oxoanionic coordination environment. Herein, we report on five borosulfates containing the Se42+ ion and characterize the compounds using X‐ray diffraction, diffuse reflectance spectroscopy, density functional theory (DFT) calculations along with magnetic
Erich Turgunbajew   +11 more
wiley   +2 more sources

Impact of Risk Production of Laying Hens Livestock in Ringinsari Village, Kandat District, Kediri District

open access: yesJurnal Ilmu-Ilmu Peternakan, 2023
Laying hens  farming is one of the livestock industries that has the potential to develop in Indonesia. Raising laying hens, like other agricultural and food businesses, has many potential risks in its operations.
Dona Wahyuning Laily   +3 more
doaj   +1 more source

Oxytocin in the Neurohypophysis of the Laying Hen [PDF]

open access: yesNature, 1960
ALTHOUGH it has been well known that the administration of posterior lobe hormones induces premature oviposit ion in the hen, Gallus domesticus 1,2, as in other fowls3, it remains undetermined whether the hormone(s) plays an essential part in normal oviposition.
K, TANAKA, S, NAKAJO
openaire   +2 more sources

Effect of High Moisture Ear Corn and High Moisture Shelled Corn Feeds on Laying Hen Performance

open access: yesThe Journal of Poultry Science, 2016
The aim of the study was to test the effect of high moisture ear corn (HMEC) and high moisture shelled corn (HMSC) feeds on laying hen performance. A total of 108 Rhode Island Red laying hens were divided by body weight and performance into 12 blocks (9
Kyoko Kunishige, Yoko Koda, Satoshi Hara
doaj   +1 more source

Effects of adding sodium compounds to corn-rape seed meal type diet on production performance of laying hens

open access: yes浙江大学学报. 农业与生命科学版, 2001
Adding 0.3% sodium sulphate or 0.3% sodium bicarbonate to corn-rape seed meal type diet with low levels of sulphur-containing amino acid and lysine for ISA brown laying hens, egg laying rate, egg weight and feed efficiency increased, profit per hen also ...
YIN Zhao-zheng   +2 more
doaj   +1 more source

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