Body weight, egg production, and egg quality traits of gray, brown, and white varieties of Japanese quail (Coturnix coturnix japonica) in coastal climatic condition of Odisha [PDF]
Veterinary World, 2016 Aim: The present study was conducted to evaluate the performance of gray, brown, and white varieties of Japanese quail (Coturnix coturnix japonica) with respect to body weight, egg production, and egg quality traits in the coastal climatic condition of ...
Jessy Bagh +6 more
doaj +2 more sources
Genome-wide association studies on longitudinal phenotypes reveal genetic mechanisms of egg production in chickens [PDF]
Poultry Science: Understanding the genetic mechanisms underlying egg production is crucial for improving laying performance in chickens. However, traditional genome-wide association studies (GWAS) have not effectively utilized the information regarding the longitudinal
Lizhi Tan +7 more
doaj +2 more sources
The effects of humic acid on egg production and egg traits of laying hen
Veterinární Medicína, 2005 The effects of humic acid on feed consumption, egg production, feed efficiency, egg weight and external and internal egg quality of laying hens were studied during feeding periods.
S. Kucukersan +5 more
doaj +2 more sources
Genome-wide analyses reveal intricate genetic mechanisms underlying egg production efficiency in chickens [PDF]
Journal of Animal Science and BiotechnologyBackground Compared to many other vertebrates, chickens have a high reproductive efficiency in terms of egg production. The classic traits for evaluating egg-laying performance include age at first egg, egg number, clutch size, laying rate, etc.
Lizhi Tan +11 more
doaj +2 more sources
Impact of gut microbial diversity on egg production performance in chickens [PDF]
Microbiology SpectrumChickens are one of the most economically important poultry species, and their egg-laying performance is a crucial economic trait. The intestinal microbiome plays a significant role in the egg-laying performance.
Liping Wu +13 more
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Journal of the American Association of Instructors and Investigators of Poultry Husbandry, 1919 Abstract Prof. Philips in the previous paper has presented a very interesting problem which the writer believes could, to advantage, be extensively discussed in the columns of our Journal. The time is here when we must know more about cost accounting factors relative to poultry keeping.
H. Lewis
openaire +3 more sources
Efficiency of Sales of Edible Eggs by Weight and Categories. Pricing Methodology [PDF]
E3S Web of Conferences, 2021 The yields of eggs of various categories from modern highly productive crosses of chickens (SP-789, Lohmann LSL Classic, Lohmann Brown Lite) were studied.
Kavtarashvili Alexey
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Color Temperature of Led Light-Emitting Diodes Lighting Devices and Productivity of Laying Hens [PDF]
E3S Web of Conferences, 2021 The article is devoted to the study of the influence of different modes of LED lamps color temperature in high-speed lighting conditions 2C:5T:3C:2T:3C:9T on productivity and viability, quality of the cross "Shaver" hens’ eggs.
Gladin Dmitry, Kavtarashvili Alexey
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Light Ripples and their Effects per Person and per Bird [PDF]
E3S Web of Conferences, 2021 The article discusses the influence of light pulsation on the physiological state of humans and birds, some aspects of its occurrence, the main characteristics and the alleged role in the deterioration of chickens’ zootechnical indicators under the ...
Gladin Dmitry, Kavtarashvili Alexey
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Effect of smooth switching the light on/off under intermittent LED lighting on the productivity of laying hens [PDF]
BIO Web of Conferences, 2022 The influence of smooth switching the light on/off on the productivity and viability of laying hens of the SP-789 cross was studied. In the experiments, three identical groups of 120-day-old birds were formed. In the first preliminary experiment, poultry
Gladin Dmitry, Kavtarashvili Alexey
doaj +1 more source