By age 8 months in Betong (Ku) chicken with semen volume and minimum concentration. 12 month age range are the most semen volume and concentration to 10 months of age the most.
By the age of eight months, Betong chicken (the cable) with minimal volume, sperm concentration and semen volume, ages 12 months and 10 months old, the most concentrated.
By the age 8 months. The performance of Betong chickens (late electrochromism) volume and minimum age of semen concentration 12 months with semen volume as much as possible. 10 concentration and age month most.