Aycan Mutlu Yaganoglu , Bahar Kocaman, Recep Yanik , Effect of Inner Environmental Conditions of Poultry House on Harmful Gases and Dust, Journal of Animal and Veterinary Advances, Volume 11,Issue 8, 2012, Pages 1275-1277, ISSN 1680-5593, javaa.2012.1275.1277, (https://makhillpublications.co/view-article.php?doi=javaa.2012.1275.1277) Abstract: Like the other animal husbandry fields, the aim of poultry is also to gain higher production with lower cost. Since, chickens live in poultry house for all their life, to gain higher production; it is necessary that get them live in suitable environmental conditions with good caring and feeding as addition to their genetical abilities. So, it is obligatory for benefical poultry that to build more cleaner and healty poultry houses; providing the optimum enviromental conditions that animals need and is suitable for good caring and feeding. This research was carried on in Eastern Turkey for invastigeting effect of inner environmental conditions on harmful gases and dust and these effects were determined and effective fan ventilation systems and spraying oil-water mixture were recommended for more healtier and cleaner air conditions in poultry house for chickens. Keywords: Poultry;temperature;relative humidity;harmful gases;carbon dioxide;ammonia;hydrogen sulphide;dust