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Published online by Cambridge University Press: 22 November 2017
In recent years there has been increasing interest in cultivating canola in tropical areas. This product is used to supply edible oil for humans, and also as a high quality protein source for poultry (Baker and Chang 1992), soybean meal has been replaced by canola meal and there were some negative and positive effects on egg production, egg quality, egg shell quality (Roth-maier1999) In the present study, investigating the effect of canola meal on egg quality, different levels of soybean meal were replaced by canola meal in laying hen diets.