Zobrazeno 1 - 10
of 216
pro vyhledávání: '"F. Jílek"'
Publikováno v:
Czech Journal of Animal Science, Vol 61, Iss 12, Pp 578-585 (2016)
The present study on German Shepherd bitches bred in the same environment of a private kennel and producing offspring for working purposes aimed to ascertain if any of the parameters: litter size, number of live puppies, stillbirth and mortality of p
Externí odkaz:
https://doaj.org/article/65f5e96eb7054a38b4fc32aff3bdfee7
Autor:
K. Zámostná, J. Nevoral, T. Kott, R. Procházka, M. Orsák, M. Šulc, V. Pajkošová, V. Pavlík, T. Žalmanová, K. Hošková, F. Jílek, P. Klein
Publikováno v:
Czech Journal of Animal Science, Vol 61, Iss 6, Pp 251-261 (2016)
The cumulus expansion of cumulus-oocyte complex (COC) is an essential regulating process of oocyte maturation and as such it is a possible biomarker of the in vitro maturing oocytes quality. Cumulus expansion is usually assessed by non-invasive metho
Externí odkaz:
https://doaj.org/article/bc9a97a9fc6e4f1f8dffda7d3a36eafd
Publikováno v:
Animal, Vol 7, Iss 1, Pp 134-142 (2013)
Pesticides can significantly harm reproduction in animals and people. Pyrethroids are often used as insecticides, and their toxicity for mammals is considered to be low. However, cypermethrin, deltamethrin and fenvalerate – as potent specific inhib
Externí odkaz:
https://doaj.org/article/8fa97009ccf14bdd92f2b5aac8cf7759
Publikováno v:
Animal, Vol 5, Iss 4, Pp 565-571 (2011)
When cultured for an extended time, pig oocytes that matured in vitro to the stage of metaphase II undergo the complex process designated as ageing. Under our conditions, some pig oocytes aged 3 days remained at the stage of metaphase II (22%), but o
Externí odkaz:
https://doaj.org/article/5fbb0f63b08240469d590dd4c175c793
Publikováno v:
Czech Journal of Animal Science, Vol 54, Iss 5, Pp 193-200 (2009)
The objective of this study was to determine how the concentration of milk urea (MU) and FPCM production affect reproduction in selected Holstein dairy herds in the Czech Republic. A retrospective, observational study comprising analyses of individua
Externí odkaz:
https://doaj.org/article/ff2d6db79a4c42089cb2c642f83d5f0f
Publikováno v:
Czech Journal of Animal Science, Vol 53, Iss 9, Pp 357-367 (2008)
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 in Czech Fleckvieh dairy cows. The BCS and milk yie
Externí odkaz:
https://doaj.org/article/da59d66f3bfd405092e5b8e500812e26
Publikováno v:
Czech Journal of Animal Science, Vol 53, Iss 7, Pp 284-291 (2008)
The objective of this study was to analyze the effects of non-genetic factors affecting calving difficulty in the Holstein population of the Czech Republic for subsequent compilation of the model for genetic evaluation as well as for herd management
Externí odkaz:
https://doaj.org/article/1eeb404f905643b287b3cdd3f031eedb
Publikováno v:
Czech Journal of Animal Science, Vol 53, Iss 4, Pp 176-179 (2008)
Inherited eye diseases are widespread in most of the pure dog breeds and they show a severe impact on canine health, welfare and working ability. Congenital stationary night blindness (CSNB) was originally described in Briards. CSNB is slow progressi
Externí odkaz:
https://doaj.org/article/4b76322bb8404547ace63d13a7ffa412
Publikováno v:
Czech Journal of Animal Science, Vol 53, Iss 1, Pp 1-8 (2008)
The objective of the study was to verify the hypothesis that GEN (genistein - phytoestrogen and an inhibitor of tyrosine protein kinase - TPK) effects on pig oocyte maturation and cumular cell expansion under in vitro conditions are connected with it
Externí odkaz:
https://doaj.org/article/2064b1726c97425aada522451a5f4796
Autor:
F. Jílek, D. Řehák, J. Volek, M. Štípková, E. Němcová, M. Fiedlerová, R. Rajmon, D. Švestková
Publikováno v:
Czech Journal of Animal Science, Vol 51, Iss 12, Pp 510-517 (2006)
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, observational study comprising analyses of indiv
Externí odkaz:
https://doaj.org/article/0410a55470ab46ab96195706197c9238