Gongruttananun, Nirat. 2014. “Effects of Green or a Combination of Green and Blue Monochromatic Light on Growth, Carcass Yield, the Heterophilto-Lymphocyte Ratio and Eye Morphology of Thai Indigenous Chickens”. Agriculture and Natural Resources 48 (3). Bangkok, Thailand:412-24. https://li01.tci-thaijo.org/index.php/anres/article/view/243357.