FIELD: agriculture.
SUBSTANCE: method involves evaluating male birds as to live weight characteristics at 5-week age, chest musculature, and hardness of skeletal frame; additionally, taking into account the number of dents on foliate cockscomb at 17-18-week age; discarding male birds with 3, 9 and more dents on foliate cockscomb.
EFFECT: increased impregnation capacity of eggs.
2 tbl, 1 ex
| Title | Year | Author | Number |
|---|---|---|---|
| METHOD OF SELECTION OF MEAT-TYPE CHICKEN OF SELECTION STOCK ACCORDING TO EGG PRODUCTION CAPACITY | 2007 |
|
RU2337540C1 |
| METHOD OF MEAT-TYPE CHICKEN SELECTION OUT OF BREEDING POULTRY STOCK | 2008 |
|
RU2370030C1 |
| METHOD FOR SELECTING PEDIGREE MEAT-TYPE COCKS | 2001 |
|
RU2226052C2 |
| METHOD FOR SELECTING MEAT COCKS OF SELECTED FLOCK | 1997 |
|
RU2123258C1 |
| METHOD FOR SELECTING COCKS OF BROILER PARENT FLOCK | 1995 |
|
RU2074614C1 |
| METHOD OF SELECTION OF BREEDING ROOSTERS OF BREEDING HERD | 2012 |
|
RU2504151C2 |
| BREEDING MEAT COCK SELECTION METHOD | 1994 |
|
RU2056749C1 |
| METHOD FOR SELECTION IN BREEDING MEAT COCKS | 2002 |
|
RU2236126C2 |
| METHOD OF CHOOSING PINTADOES FOR SELECTION PURPOSES | 1998 |
|
RU2148908C1 |
| METHOD FOR SELECTING MEAT HENS OF SELECTION STOCK | 2002 |
|
RU2239314C2 |
