(2000). The Effect of extended cycle on the performance of layers. Egyptian Journal of Animal Production, 37(4), 617-621. doi: 10.21608/ejap.2000.167482
. "The Effect of extended cycle on the performance of layers". Egyptian Journal of Animal Production, 37, 4, 2000, 617-621. doi: 10.21608/ejap.2000.167482
(2000). 'The Effect of extended cycle on the performance of layers', Egyptian Journal of Animal Production, 37(4), pp. 617-621. doi: 10.21608/ejap.2000.167482
The Effect of extended cycle on the performance of layers. Egyptian Journal of Animal Production, 2000; 37(4): 617-621. doi: 10.21608/ejap.2000.167482
The Effect of extended cycle on the performance of layers