Cross breeding effects on carcass performances of four Iranian pigeon breeds
2008
Lotfipur, M. S | Kianzad, M. R
١٩٢ adult male and female pigeons were use in ٤ treatments (with local names : Parvazi, Teezpar , Kabood and Namebar ). Any treatmeant had ٤ replications and all of the birds were randomly placed in single cages with use of speciale map and table of cross breeding. (Each cage had ٢ adult birds, male and female as replication). The squabs were separated from the parents in ٣٠ days old , weighted after ١٢ hours of hunger and slaughtered immediately. Their diet was; plated grains with ٪١٨ of protein and ٣٩٨٧ cal/gr of energy. Feeding was ad libitum. The datum of carcass analysis including: live weight, carcass weight and sections of breast, neck and back, wings and legs were measured.The datum were analised with statical programs "spss" and "sas". The effect of sex and race on .( ٠١ / body weight(٣٠ days) between treatments was significant statistically (P٠ The auxiliary variates of paternal and maternal weights were significant ٠١). The differences between races Namebar and Tizpar / statistically too (P٠ ٠١). And the differences between races / were significant statistically(P٠ .( ٠٥ / Parvazi and Tizpar were significant statistically(P٠
Показать больше [+] Меньше [-]