搜索结果: 1-7 共查到“兽医学 weight”相关记录7条 . 查询时间(0.093 秒)
Relationships among milk yield, body weight, and reproduction in Holstein and Czech Fleckvieh cows
dairy cow negative energy balance
2015/6/23
A retrospective, observational study comprised analyses of individual cow records from
a computerised herd management system. Production, body weight, and reproduction data were collected
between ...
Selection of a suitable definition of environment for the estimation of genotype × environment interaction in the weaning weight of beef cattle
environment beef cattle genetic parameters REML maximum likelihood
2015/6/5
Genotype by environment interactions for weaning weight in beef cattle were tested using several definitions of environments. Four breeds of beef cattle (Hereford, Aberdeen Angus, Beef Simmental, and ...
Amino acid composition of pig meat in relation to live weight and sex
pig meat chemical analysis slaughter weight sex
2015/6/2
The objective of this study was to find out the amino acid composition of pig meat in relation to live weight and sex. In total 80 (40 barrows/40 gilts) finishing pigs of the final hybrid kept in the ...
Effects of the plant extract YGF251 on growth performance, meat quality, relative organ weight, nutrient digestibility and blood profiles in broiler chickens: possible role of insulin-like growth factor 1
broiler chickens blood profile growth performance meat quality plant extract
2015/4/17
This study was aimed at evaluating the effects of different concentrations of the dietary plant extract supplement YGF251 (young growth factor) on growth performance, blood profiles, relative organ we...
Effect of Bacillus subtilis, Clostridium butyricum and Lactobacillus acidophilus endospores on growth performance, nutrient digestibility, meat quality, relative organ weight, microbial shedding and excreta noxious gas emission in broilers
ammonia gas emission body weight gain
2015/5/25
: This study was conducted to evaluate the effects of Bacillus subtilis, Clostridium butyricum and
Lactobacillus acidophilus (tri-strain probiotics, TSP) endospores in broilers. TSP can benefit the ...
Morphology of small intestinal mucosa and intestinal weight change with metabolic type of cattle
German Holstein Charolais rumen fermentation
2015/3/17
The objective of this study was to investigate rumen fermentation, apparent digestibility of nutrients, and morphology of ruminal und intestinal mucosa in two cattle breeds of different metabolic type...
Changes in Thickness and Weight of Shell Portion of Egg and in Weight and Size of Whole Egg during the Stay in the Uterine Part of the Oviduct (Shell Gland) in the Guineafowl:Comparison with White Leghorn Hens
guineafowl shell gland eggshell formation egg size
2009/7/31
The thickness and weight of the shell portion (shell with shell membrane) of eggs at various times during the stay in the uterus and at oviposition were found to be greater in the guineafowl than thos...