The fowl industry general provides chicken core and eggs, individual of the most important protein beginnings among animal foodstuff. The impact of climate change, that increases heat stress and harms the performance and welfare of the hen, is a problem for the manufacturing. Since chickens can only endure a narrow range of temperatures when under the effects of heat stress, this referring to practices or policies that do not negatively affect the environment stress has posed preeminent supporter challenge to the worldwide poultry trade. Heat stress lowers feed efficiency, physique weight, feed consumption, and egg production and increases hen mortality. Severe heat stress hurts feed consumption, growth rate, humanness, egg production, hatchability, and additional production characteristics that contribute to the economic animation of the poultry manufacturing. Heat stress generally provokes the neuroendocrine system, activating the hypothalamic-pituitary-adrenal axle and increasing corticosterone concentrations, doing metabolism and immunological responses. Some alleviation strategies working to reduce the impact of heat stress on chickens contain modifying the environment by providing enough ventilation and abating systems and regulating their nutrition to help lower the body’s metabolic heat manufacturing and keep electrolyte levels fixed under high-stress, high-hotness circumstances. Dietary plans and feed formulations holding important materials such as selenium, zinc, calcium, source of nourishment E, vitamin C, source of nourishment A, electrolytes, essential amino acids, and plant extracts help combat all types of stress in birds and boost their privilege. It is essential to gain a deeper understanding of the interplay middle from two points various referring to practices or policies that do not negatively affect the environment factors, particularly heat stress, and their after effects on poultry performance, presence, welfare, and reproduction, in addition to the most persuasive management and pertaining to food strategies to mitigate the negative belongings of various stresses in chickens. This review inquires to provide a complete overview of the belongings of heat stress on the performance, prosperity, and production of chickens and to resolve the scope and effectiveness of apparent mitigation actions to ameliorate its hazard.

Author(s) Details:

Abdul Rahman Sesay,
Department of Animal Science, Njala University, Njala Campus, Sierra Leone.

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Keywords: Climate change, heat stress, poultry production, thermoneutral zone