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Does prolonged stratification of Douglas fir influence the yield of seedlings?
provenance germination emergence
2015/7/2
A total of ten seed lots were used for evaluating germination capacity, originating from the Czech Republic, Slovakia,
France and the USA. Germination capacity, emergence rate and yield of seedlings...
Association of insulin-like growth factor I gene polymorphisms (IGF1/TasI and IGF1/SnaBI) with the growth and subsequent milk yield of Polish Holstein-Friesian heifers
cattle body weight insulin-like growth factors milk performance
2015/6/24
The aim of this study was to estimate potential relationships between insulin-like growth factor I gene polymorphisms (IGF1/TasI and IGF1/SnaBI) and the growth parameters of calves as well as their su...
Lactation curves for milk yield, fat, and protein content in Slovenian dairy sheep
dairy sheep milk traits test-day records
2015/6/23
Lactation curves for daily milk yield, fat, and protein content in three dairy sheep breeds were
estimated by the repeatability animal model using test-day records. A total of 38 983 records from 30...
Relationship between milk yield, stage of lactation, and some blood serum metabolic parameters of dairy cows
cow milk aminotransferase cholesterol
2015/6/23
The aim of the study was to evaluate the effect of milk yield and stage of lactation on the
activity of liver enzymes, cholesterol, and vitamin C concentration in blood of milking cows.
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 ...
Effect of weaning calves from mother at different ages on their growth and milk yield of mothers
calf cow restricted suckling weaning growth milk production
2015/6/9
The aim of this study was to determine the impact of the length of calf sucking milk from its own mother on calf growth at the age of 3 months and milk yield of mothers. We tested a hypothesis that th...
Effect of different dietary lipid levels on growth performance,slaughter yield,chemical composition,and histology of liver and intestine of pikeperch,Sander lucioperca
percid fish lipid slaughter yield histology body composition
2015/6/9
In this study, 16-month-old pikeperch, Sander lucioperca, (initial body weight 280 g) were fed three diets with different lipid levels with the aim of determining the impact on the growth performance,...
Effect of duodenal infusions of leucine on milk yield and plasma amino acids in dairy cows
leucine duodenal infusion milk plasma amino acids dairy cow
2015/6/8
Four high-yielding lactating Holstein cows fitted with duodenal cannulas were used in the experiment. Cows were divided into 2 groups – control (Control) with leucine deficiency and experimental (Leuc...
Defective eggs and their relationship to egg yield, egg and body weight in hens of five original laying lines
hens cracked eggs double-yolk eggs
2015/6/5
We investigated 3 985 individually housed hens of five original laying lines of two breeds RIR and BPR. The proportion of abnormal eggs out of the eggs laid before the age of 240 days ranged between 7...
Relationships among body condition score, milk yield and sires’ breeding value for beef production efficiency in Czech Fleckvieh cattle
body condition score (BCS) relative breeding value (RBV) net daily gain (NG) milk yield Czech Fleckvieh
2015/6/5
The objective of this study was to analyze the relationships among cows’ body condition score before calving, subsequent BCS changes, milk yield, lactation characteristics and their sires’ relative br...
Relationships among body condition score, milk yield and reproduction in Czech Fleckvieh cows
Czech Fleckvieh body condition score milk yield reproduction indicators BCS development
2015/6/5
The objective of this study was to confirm the relationship among body condition score at the time around parturition, milk yield in subsequent lactation, reproductive efficiency and BCS development i...
The effects of space allowance on egg yield, egg quality and plumage condition of laying hens in battery cages
cage space allowance egg yield feather score plumage condition mortality egg quality
2015/6/5
This study was conducted to investigate the effects of cage stocking density on egg yield, some egg quality traits and plumage condition in laying hens. Eighteen weeks-old 264 ISA-Brown pullets were d...
Slaughter yield, proximate composition, and flesh colour of cultivated and wild perch (Perca fluviatilis L.)
Perca fluviatilis slaughter yield proximate composition flesh colour
2015/6/4
The aim of this research was to determine the slaughter yield, proximate composition, and flesh colour of cultivated and wild perch (Perca fluviatilis). The study material was composed of fish obtaine...
Effect of herd, parity, stage of lactation and milk yield on urea concentration in milk
dairy cow milk urea non-nutritional factors
2015/6/2
The objective of this study was to determine how non-nutritional factors such as herd, parity, days in milk, milk production, and milk components affect the concentration of milk urea. A retrospective...
Adult steers for beef production: breed effect on animal performance, retail yield and carcass quality
adult steers carcass quality breed effect retail yield
2015/6/2
The production of adult steers for beef could be a profitable use of the territory in some mountain areas in the south of Europe, where this production is nearly inexistent, owing to an increase in th...