搜索结果: 1-15 共查到“畜牧学 Concentrations”相关记录38条 . 查询时间(0.187 秒)
Evaluation of Salmonella Growth at Low Concentrations of NaNO2 and NaCl in Processed Meat Products Using Probabilistic Model
Salmonella NaNO2 NaCl Probabilistic Model
2016/7/27
This study developed probabilistic models to predict Salmonella growth in processed meat products formulated with varying concentrations of NaCl and NaNO2. A five-strain mixture of Salmonella was inoc...
Effect of hemp seed oil supplementation on plasma lipid profile, liver function, milk fatty acid, cholesterol, and vitamin A concentrations in Carpathian goats
dairy goats plant oil milk liposoluble components
2015/7/28
The aim of this study was to evaluate the effect of dietary supplementation with hemp seed oil
(HSO) on the lipid metabolism, through the plasma lipid profile, liver function and concentrations of f...
The “female effect” positively affects the appetitive and consummatory sexual behaviour and testosterone concentrations of Alpine male goats under subtropical conditions
seasonal reproduction pheromonal communication Alpine bucks
2015/7/2
The aim of this study was to evaluate the possible action of the “female effect” by evaluating if exposure to estrogenized females would affect sexual behaviour and testosterone concentrations while a...
High dietary concentrations of methionine reduce the selenium content, glutathione peroxidase activity and oxidative stability of chicken meat
surplus of methionine selenium chicken diet meat quality performance male broiler
2015/6/9
Three experiments (EXP) were conducted using two hundred seventy male chicks Ross 308 in each (90 cockerels per treatment; 3 replications, 30 chickens per pen) for 42, 38 and 35 days. The basal diets ...
The effects of dietary garlic powder on performance, egg yolk and serum cholesterol concentrations in laying quails
garlic powder laying quail laying performance egg traits serum parameters
2015/6/8
This study was conducted to investigate the effects of garlic powder on the performance, egg traits, egg cholesterol and serum parameters of laying Japanese quails. One hundred and twenty 10-weeks-old...
Iodine concentrations in cow’s milk in Central and Northern Bohemia
iodine dairy cows milk alkaline mineralisation HPLC-electrochemical detection goitrogenic substances
2015/6/2
Iodine deficiency and related risks of medical and/or developmental disorders in humans are a worldwide problem. In the last years, Czech endocrinologists and paediatricians have observed a significan...
Effect of Suckling Systems on Serum Oxytocin and Cortisol Concentrations and Behavior to a Novel Object in Beef Calves
Oxytocin Cortisol Natural Suckling Investigative Behavior Calf Stress
2016/5/19
We investigated differences between effects of natural- and bucket-suckling methods on basal serum oxytocin (OT) and cortisol concentrations, and the effect of OT concentration on affiliative and inve...
Growth Performance of Early Finishing Gilts as Affected by Different Net Energy Concentrations in Diets
French Net Energy System Growth Performance Net Energy Concentration in Diets
2016/5/19
The objectives of the current experiment were to study the response of the growth performance of early finishing gilts to different net energy (NE) concentrations in diets, and to compare the NE value...
Evaluation of Optimum Dietary Threonine Requirement by Plasma Free Threonine and Ammonia Concentrations in Surgically Modified Rainbow Trout, Oncorhynchus mykiss
Rainbow Trout Threonine Plasma Dorsal Aorta Cannulation
2016/5/18
This study was carried out to evaluate the dietary threonine requirement by measuring the plasma free threonine and ammonia concentrations in rainbow trout, Oncorhynchus mykiss after dorsal aorta cann...
The distribution and accumulation of phthalates in the organs and tissues of chicks after the administration of feedstuffs with different phthalate concentrations
DBP DEHP analysis monitoring
2015/4/1
For the monitoring of distribution and accumulation of phthalic acid esters (PAE) in animal tissues, samples of muscle, mesenteric fat (fat), skin and liver from broiler chicks ROSS 308 were used. The...
Optimal dietary concentrations of vitamin C and chromium picolinate for alleviating the effect of low ambient temperature (6.2 degrees C) on egg production, some egg characteristics, and nutrient digestibility in laying hens
stress chromium vitamin C
2015/1/20
This experiment was conducted to evaluate the effect of vitamin C (L-ascorbic acid) and chromium (chromium picolinate, Cr Pic) on egg production, some egg characteristics, and digestibility of nutrien...
Effects of vitamin E and vitamin A supplementation on performance, thyroid status and serum concentrations of some metabolites and minerals in broilers reared under heat stress (32 degrees C)
performance blood parameters
2015/1/20
An experiment on Cobb-500 male broilers was conducted to evaluate the effects of vitamin E (alfa-tocopherol-acetate), vitamin A (retinol), and their combination on broiler performance and serum concen...
Protective role of supplemental vitamin E on lipid peroxidation, vitamins E, A and some mineral concentrations of broilers reared under heat stress
malonyldialdehyde vitamin A
2015/1/20
An experiment utilizing Cobb-500 male broilers was conducted to evaluate the effects of vitamin E supplementation at various concentrations on malonyldialdehyde (MDA) as an indicator of lipid peroxida...
Testicular Cell Indices and Peripheral Blood Testosterone Concentrations in Relation to Age and Semen Quality in Crossbred (Holstein Friesian×Tharparkar) Bulls
Fine Needle Aspiration Cytology Testicular Cytogram Testicular Cell Indices Crossbred Bulls
2016/5/17
Present study analyzed the changes in peripheral blood testosterone concentrations and testicular cytogram in relation to age and semen quality in crossbred males. Three different age groups of crossb...
Ammonia and Carbon Dioxide Concentrations in a Layer House
Ammonia Carbon Dioxide Concentration Diurnal Pattern Laying Hens Houses
2016/5/17
Higher concentrations of ammonia (NH3) and carbon dioxide (CO2) in animal barns can negatively affect production and health of animals and workers. This paper focuses on measurements of summer concent...