Breeding and Genetics Genetic Prediction and Selection in Cattle
However, cattle in the TD group sometimes had a small amount of crusty serous discharge at the vaccination site on ? 1 day of observation. Also, sites of TD ad-.
USE OF TEST-DAY MILK YIELD FOR GENETIC EVALUATION IN ...ABSTRACT. In test-day (TD) models, records from individual test days are used to determine lactation production in- stead of aggregating records. ????? ???? ??????? ?????? - ??... ????????????????????????. ????????? ???? ... (??????). ? 37 ? ?????????????????????? ... ????(??)???????(???)?? - ?????? ??????????1??? ????? ??? ???? ?? ??15?? ???????. ??????????? (1) ??? ????? ???????????? ???? ... ???2 ?????????????? - ?????????1 ????????????????????. ?????????????????. (1) ??4?5?6????????????????????D?? ... ??13?17 ?????????? - ?????????1???????????????????????????????????????????. ?????????????????????? ?2?????????? ... ????????????26? - ???????????????? ??. ?????. ?. ?. ??1?1. ?????????. ??1?2. ?????????????. ??1?3. ??????????42????????. ????????? ??? ??????????????????????????. ? ???????????????????????????. ?????. ? ?????????????? ... ???????????????????????1? ????????. ????????????????????????????????????????. ??????????????????? ... ??????? ??????????? ?323???? ?? ?Td=21kN/m????????????????. m2. 5,000. ?. ?? ... ?????????????????????????????????? ... ??????? - ????? - ??? ???????5??????????. (1)???????. ? ???????????????????????? ? ?????????????????????? ???????? ?????? 2?? - ??????????????????????????????????????. ????? 2????????????????????????. ??????????????? ... ^??(1)? 1 ????????? - ???????JAERl?M?????.??? F???????????j???????????? ????????? B ?????????????????(?319? 11????;???.
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