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Animal husbandry and Human-animal relationshipsHousing and Enrichment

Impact of light wavelength on growth and welfare of broiler chickens: An overview and future perspective

By October 5th, 2023October 16th, 2023No Comments

Document type: scientific journal available online before publication in Annals of Animal Science

Authors: Abdel-Moneim Eid Abdel-Moneim, Shahida Anusha Siddiqui, Abdelrazeq M. Shehata, Abhishek Biswas, Mohammed Sh. Abougabal, Alaa M. Kamal, Noura M. Mesalam, Mohamed A. Elsayed, Bing Yang, Tarek A. Ebeid, Xiaohua Teng

Preview: Lighting in poultry production holds notable importance with the advancement and modernizationof the industry, as it plays a significant role in the physiology and growth of broiler chickens.Increasing attention has been paid to the impacts of lighting management on growth performance,immune status, and welfare of meat-type chickens. It is essential to have an appropriate lightingregimen that includes the light source, intensity, duration, and wavelength of light to improvebroilers' growth and behavior. By manipulating various physiological, immunological, andbehavioral activities, altering the color of light has been acknowledged as a potent managerialstrategy capable of mitigating an array of stressors in broiler chickens. Assessing animal welfareis necessary for animal behavior and product quality perspectives. Birds have a unique visualsystem, and their behavior is primarily mediated by vision. Different monochromatic light regimescan affect feed conversion ratio, modulating broiler chickens' systematic immune response andaggressive behaviour. With the advancement of lighting technology, new possibilities haveemerged to enhance traditional lighting programs in poultry houses. This review integrates recentfindings on the use of monochromatic light and its impact on broilers' welfare, growth, andphysiological response.

From the Annals of Animal Science website