(1992). Effect of Season and Month of Calving on Estrous Performance Services Conception and Milk Yield of Friesian Cows in Egypt. EKB Journal Management System, 29(2), 229-253. doi: 10.21608/ejap.1992.120964
. "Effect of Season and Month of Calving on Estrous Performance Services Conception and Milk Yield of Friesian Cows in Egypt". EKB Journal Management System, 29, 2, 1992, 229-253. doi: 10.21608/ejap.1992.120964
(1992). 'Effect of Season and Month of Calving on Estrous Performance Services Conception and Milk Yield of Friesian Cows in Egypt', EKB Journal Management System, 29(2), pp. 229-253. doi: 10.21608/ejap.1992.120964
Effect of Season and Month of Calving on Estrous Performance Services Conception and Milk Yield of Friesian Cows in Egypt. EKB Journal Management System, 1992; 29(2): 229-253. doi: 10.21608/ejap.1992.120964