Drawbacks of Mismanaged temperature and ventilation Haseeb Akram - PowerPoint PPT Presentation

Drawbacks of Mismanaged temperature and ventilation Haseeb Akram Director Mashriq Feeds

Two Basic Ventilation setup and system Source: https:/https://www.alibaba.com/product-detail/poultry-house-design-for-layers-layer_60206879849.html/ , https://www.china-chickencage.com/poultry-farming-business-plan/ •

Average temperature, Faisalabad Pakistan • Source: https://www.weather-pk.com/en/pakistan/faisalabad-climate

Minimum Ventilation • Used for cooler weather and/ or smaller birds • Source:https://thepoultrysite.com/articles/key-factors-for-poultry-house-ventilation

Tunnel ventilation Source: https://avicultura.com/ventilacion-transversal-para-combatir-las-temperaturas-extremas/ ,  https://www.google.com/imgres?imgurl=https%3A%2F%2Fweb2.mendelu.cz%2Faf_291_projekty2%2Fvseo%2Ffiles%2F103%2F14493.jpg&imgrefurl=https%3A%2F%2Fweb2.mendelu.cz%2Faf_291_projekty2%2Fvseo%2Ffiles%2F103%2F&docid=LpAIq0RgZL MH6M&tbnid=lXe-gPtbcYugJM%3A&vet=1&w=521&h=264&safe=off&bih=622&biw=1422&ved=2ahUKEwjJiJbazKvlAhX6A2MBHSNYD7oQxiAoAXoECAEQGQ&iact=c&ictx=1

Transitional ventilation  Transitional ventilation utilizes a combination of a side wall fans and tunnel fans, inducing air through the side wall inlets. It is used for ‘’in - between’’ conditions. • Source: https://www.fwi.co.uk/livestock/poultry/chickens/ventilation-key-to-broiler-performance

Cold air sinks https://raimac.com/refurbished-food-equipment/spot-merchandising-open-freezers-2-x-hussmann-isfgg-5b-refurbished/ 

Ideal air pressure Source: rossPS handbook 2018 , https://www.doublel.com/poultry-ventilation-system-a-major-factor-in-flock-performance-and-your-roi/

Pressure vs Airspeed Source: Andrew Bourne – broiler and ventilation support – world technical services

Wall mounted Air inlet, with and without deflector

Source: Andrew Bourne – broiler and ventilation support – world technical services  the inside enviroment 100% RH outside does not compromise

Source: Andrew Bourne – broiler and ventilation support – world technical services • Celsius 100% RH when heated to 30 degree

Automatic vs manual air inlets Source: rossPS handbook 2018

Problems due to miss managed ventilation Damaged cilia (trachea) Ascites (water Belly) Foot pad dermatitis Source: https://www.msdvetmanual.com/poultry/miscellaneous-conditions-of-poultry/ascites-syndrome-in-poultry , http://en.staging.aviagen.com/assets/Tech_Center/Broiler_Breeder_Tech_Articles/English/AviaTech-FoodpadDermatitisSept2012.pdf , https://www.poultryworld.net/Breeders/Health/2010/10/Harmful-effects-of- ammonia-on-birds-WP008071W/

Typical Recommended ventilation rates Source: https://thepoultrysite.com/articles/four-common-minimum-ventilation-mistakes

Ventilation rates based on cfm per birds are unavailable in management guides

standards for minimum air quality Source: cobb broiler management guide 

Controllers can maintain ‘minimum air quality’ • Source: https://www.bigdutchman.com/en/egg-production/news/detail/poultry-climate-control-new-sensor-is-a-milestone-for-poultry-production/

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