Oguz, F.K. and Gumus, H. and Oguz, M.N. and Bugdayci, K.E. and Dagli, H. and Ozturk, Y. (2017)
The influence of different levels of expanded perlite on the performance and egg quality traits was studied in laying hens. Forty Lohmann Brown females at 30 weeks of age were randomly assigned to four groups consisting ...