Zobrazeno 1 - 10
of 93
pro vyhledávání: '"Z. Krupová"'
Publikováno v:
Animal, Vol 14, Iss 9, Pp 1943-1951 (2020)
In animal breeding, genetic parameters along with economic weights (EWs) of traits are applied. Profit functions currently used to calculate rabbit traits’ EWs do not consider nutrient requirements based on animal weight, growth rate and doe reprod
Externí odkaz:
https://doaj.org/article/601962f7e0034e979fa8b9231a63d9d0
Publikováno v:
Animal, Vol 13, Iss 6, Pp 1127-1136 (2019)
Multiple trait selection indexes in pig breeding programmes should take into account the population structure and time delay between parent selection and expressions of traits in all production levels next to the trait impacts on economic efficiency
Externí odkaz:
https://doaj.org/article/7abb4e18b65944fcaddaf4f40ca24b69
Publikováno v:
Czech Journal of Animal Science, Vol 61, Iss 2, Pp 91-97 (2016)
Knowledge of genetic relationship is an important control mechanism for animal performance-testing schemes. Genetic relationship between and within pig herds was calculated for two dam breeds, Czech Large White (CLW) and Czech Landrace (CLA). The imp
Externí odkaz:
https://doaj.org/article/b26070edff3f4b448789510b9441c847
Publikováno v:
Asian-Australasian Journal of Animal Sciences, Vol 28, Iss 1, Pp 25-36 (2015)
The complex analysis of the pedigree records of Czech Landrace (CLA), Czech Large White-dam line (CLWd), Czech Large White-sire line (CLWs), Duroc (DC), and Pietrain (PN) was performed to determine trends of genetic diversity (GD), and to find the ma
Externí odkaz:
https://doaj.org/article/4990c3826fed4c6cbdb5164af8d925c9
Publikováno v:
Czech Journal of Animal Science, Vol 58, Iss 1, Pp 21-30 (2013)
The impact of variation in economic conditions on the economic values of fourteen production and functional traits was examined for the Improved Valachian breed using a bio-economic model implemented in the ECOWEIGHT software. The following economic
Externí odkaz:
https://doaj.org/article/06a5d75e31374e39b4ccc50a47373976
Publikováno v:
Animal, Vol 6, Iss 3, Pp 440-448 (2012)
The objective of this study was to carry out a sensitivity analysis on the impact of various production strategies and performance levels on the relative economic values (REVs) of traits in dairy sheep. A bio-economic model implemented in the program
Externí odkaz:
https://doaj.org/article/c673d599b51d4cbab94f3cf0037cc1b6
Publikováno v:
Czech Journal of Animal Science, Vol 54, Iss 6, Pp 249-259 (2009)
Economic weights (EW) for the Slovak dairy production system were calculated in Holstein, Slovak Simmental, and Slovak Pinzgau breeds under a direct support regime using a bio-economic approach. EW were calculated for three scenarios (A: without agri
Externí odkaz:
https://doaj.org/article/25c1968f9f914559ac44b6e84dda86ce
Autor:
A. Michalcová, Z. Krupová
Publikováno v:
Czech Journal of Animal Science, Vol 52, Iss 9, Pp 292-298 (2007)
The effect of the phenotypic combination of genetic variants κ-CN/β-Lg on the contents of technologically and nutritionally important components of milk as well as technological properties of milk was investigated in this paper. The samples of milk
Externí odkaz:
https://doaj.org/article/0745cb59e2fa458ab122563f70bf986f
Publikováno v:
Czech Journal of Animal Science, Vol 50, Iss 10, Pp 483-492 (2005)
Economic values of 15 production and functional traits for Slovakian Pied cattle were calculated under different marketing strategies. The traits were as follows: birth weight of calves, daily gain of calves in fattening, mature weight of cows, weigh
Externí odkaz:
https://doaj.org/article/cf3843bdbbf749dca228ed16930d2593
Publikováno v:
Czech Journal of Animal Science, Vol 50, Iss 1, Pp 14-21 (2005)
Growth traits of purebred calves of six beef breeds (Aberdeen Angus - AA, Blonde d'Aquitaine - BA, Charolais - CH,Hereford - HE, Limousine - LI and Beef Simmental - BS) born from 1998 to 2002 were analysed. Traits under study were birth weight (BW),
Externí odkaz:
https://doaj.org/article/81ae89113ddc45c089612bdeea41b6fd