搜索结果: 1-4 共查到“畜牧学其他学科 age”相关记录4条 . 查询时间(0.109 秒)
AGE-RELATED CHANGES IN THE PERCENTAGE CONTENT OF CARCASS PARTS IN GEESE
geese carcass parts age
2010/12/6
The experimental materials consisted of Koluda White geese, 128 males and 128 females, raised for 12 weeks and fed standard diets ad libitum. Starting from the second week, 28 birds (sex ratio 1:1) we...
GENOTYPES OF FIVE BLOOD PROTEINS’ POLYMORPHISM IN VARIOUS PRODUCTION AGE OF DAIRY COWS
slovenské strakaté plemeno genetický polymorfi zmus bielkovín krvi úž itkový vek dojníc
2010/12/3
U kráv slovenského strakatého plemena odobraté vzorky krvi boli spracované elektroforetickou laboratórnou metódou na škrobovom géle za účelom identifi kácie biochemických polymorfn&ya...
STUDY ON THE AGE AT FIRST CALVING AND THE LONGEVITY OF BEEF COWS
age at culling live span breeds
2010/12/3
The age at fi rst calving, the life span and the longevity of cows have great importance in cattle husbandry, especially in beef cow husbandry, because the cost of raising weaned calves depends largel...
THE INFLUENCE OF THE AGE, SEX AND PERFORMANCE LEVEL OF HORSES ON THEIR SUCCESS IN THE SHOW JUMPING COMPETITION
show jumping courses performance obstacles
2010/12/2
The aim of this thesis is to clarify the effect of the horse age, the horse sex and the performance rating of the horse on the resulting course passing. Altogether it was judged 1 825 horses during 44...