Khả năng sản xuất của gà hướng trứng thương phẩm DGT65

This study was conducted at the Pho Yen Poultry Research Station from January 2024 to May 2025 with the objective of evaluating egg production performance and egg quality of the commercial laying chicken line DGT65. The experiment was arranged in a completely randomized design with one factor and three experimental groups, including: Group 1: 300 DG63 hens; Group 2: 300 DT51 hens; and Group 3: 300 DGT65 hens. The results showed that the survival rate across production stages was high, ranging from 96.05% to 96.44%. Body weight at the onset of lay was 1,592.89 g. Egg production per hen up to 72 weeks of age reached 280.86 eggs (P