Báo cáo sinh học: " Genetic parameters for social effects on survival in cannibalistic layers: Combining survival analysis and a linear animal model" pdf
Báo cáo sinh học: " Genetic parameters for social effects on survival in cannibalistic layers: Combining survival analysis and a linear animal model" pdf
... parameters for social effects on survival
in cannibalistic layers: Combining survival analysis
and a linear animal model
Esther D Ellen
1*
, Vincent Ducrocq
2
, Bart J Ducro
1
, Roel F Veerkamp
3
, ... to include associative effects in the current software
for survival analysis. A solution could be to combine survival analysis and a linear...
Báo cáo sinh học: " Genetic parameters for first lactation dairy traits in the Alpine and Saanen goat breeds" docx
...
fat
and
protein
yields,
fat
and
protein
contents.
Day
of
kidding
and
age
at
kidding
were
also
taken
into
account
in
the
breed
comparison
analysis.
Yields
were
partially ...
especially
for
contents:
1.51
g/kg
in
Alpine
against
1.17
in
Saanen
for
protein
content,
2.68
g/kg
against
2.38
for
fat
content.
Whereas
heritability
for
fat
and...
Báo cáo sinh học: "Genetic parameters for somatic cell score according to udder infection status in Valle del Belice dairy sheep and impact of imperfect diagnosis of infection" pptx
... Theobservedphenotypicvar-
iance was 5.57 for infected animals and 2.23 for bacteria
negative animals; whereas the observed genetic variance
was 0.16 for infected animals and 0.22 for bacteria-nega-
tive animals. ... E, Kababea D, Winkler M, Glickman A,
Saran A: Udder infection and milk somatic cell count, NAGase activity
and milk composition–fat, protein and lactose in...
Báo cáo sinh học: "Genetic parameters for lactation traits of milking ewes: protein content and composition, fat, somatic cells and individual laboratory cheese yield" ppt
... regard, both traits had
a genetic correlation near unity and very close heritability and repeatability
values and were equally correlated to LILCY, indicating that protein and casein
contents are ... milk was assumed to be a
major factor determining cheese yield and quality [31,37] but there was no
available information on its inheritance and genetic relationships, with...
Báo cáo sinh học: " Genetic parameters for resistance to the Salmonella abortusovis vaccinal strain Rv6 in sheep" ppt
... the only trait causing difficulties
for the genetic analysis, being only slightly variable and exhibiting a strong
asymmetrical distribution, even after a mathematical transformation.
A major ... et al.
1. INTRODUCTION
In humans and animals, the Salmonella species are facultative intracellular
bacteria that are responsible for several pathologies: pneumonia, abortion,
enteri...
Báo cáo sinh học: " Genetic parameters for litter size in sheep: natural versus hormone-induced oestrus" pptx
... genetic parameters for litter size was also made by a
Bayesian approach. LSN and LSI were analysed in bi-variate threshold AM
and SM, assuming an underlying variable and two thresholds for each ... models are able to explain a larger proportion
of the variation and increase the accuracy of prediction as compared to linear
models. Especially for traits with low herita...
Báo cáo sinh học: "Genetic parameters for twinning in the Maine-Anjou breed" pot
...
estimated
for
twinning
in
the
Maine-Anjou
breed.
Twin
calving
performance
was
analyzed
as
a
threshold
binary
trait
assuming
direct
and
fetal
effects
and
polygenic
inheritance. ... Original
article
Genetic
parameters
for
twinning
in
the
Maine-Anjou
breed
E
Manfredi
JL
Foulley,
M
San
Cristobal,
P
Gillard
Institut
National
de
la
Recherche
Agron...
Báo cáo sinh học: " Genetic parameters of the twisted legs syndrome in broiler chickens" potx
...
a
generalized
linear
model
using
a
multinomial
logistic
transformation
as
link
function
was
applied.
Location
parameters
were
estimated
by
’maximum
a
posteriori’,
and
variance ...
76
maternal
grandsires
and
768
dams
in
line
A
and
8 164
chickens
born
from
94
sires,
71
maternal
grandsires
and
553
dams
in
line
B.
Both
male
and
female...
báo cáo khoa học: "Genetic parameters for first lactation dairy traits in Friesian, Montbéliarde and Normande breeds" ppsx
...
correlation
between
corrected
yield
and
lactation
length
remained
highly
positive.
Genetic
parameters
for
first
lactation
dairy
traits
in
Friesian,
Montbéliarde
and
Normande ...
while
maintaining
fat
and
protein
content,
the
selection
criterion
must
include
fat
yield,
protein
yield
and
protein
content.
Key
words :
Dairy
cattle,
genetic
parame...
Báo cáo sinh học: " Genetic parameters of meat technological quality traits in a grand-parental commercial line of turkey" pot
... sires and 67 dams for the
generation hatched in 1999 and 48 dams for the generation hatched in 1998.
An initial global estimation of the genetic parameters of body weight, breast
yield and the various ... Further investigations are now required to
increase the accuracy of the genetic parameter estimates by using both larger
data sets and including new meat traits such as...