Zobrazeno 1 - 10
of 56
pro vyhledávání: '"L, Lojda"'
Publikováno v:
Veterinarni medicina. 35(5)
Investigations of mastitis prevalence were performed in 1227 dam-daughter pairs during 1985-1988. From the records of the last 10 years, the findings concerning mammary gland were obtained. Six herds of agricultural co-operatives in the Brno region w
Publikováno v:
The Histochemical Journal. 16:364-369
Publikováno v:
Acta Veterinaria Brno, Vol 51, Iss 1, Pp 59-67 (1982)
Lojda L., M. Stavikova, J. Polai!ek.: Heritability of Teat Shape and Teat End Shape in Cattle. Acta vet. Bmo, 51, 1982: 59-67. Heritability of teat shape and teat end shape was studied in Bohemian Pied cows. Teat shape was evaluated by visual inspect
Autor:
S, Navrátil, L, Lojda
Publikováno v:
Veterinarni medicina. 23(8)
The concentration of testosterone in the blood and its response to administration of chorionic gonadotropin was examined in two bovine intersexes (testicular pseudo-hermaphroditism) and two control bulls without disorders in sexual differentiation. T
Publikováno v:
Veterinarni medicina. 30(9)
In a large set of cows (24,165 head), consisting prevailingly of Bohemian Pied breed, Black Pied Lowland and Holstein breeds, and of their crosses, significant differences in the incidence of mastitis were proved. Mastitis was demonstrated by the bac
Publikováno v:
Veterinarni medicina. 27(8)
The set of 9,555 cows, Bohemian Spotted breed, was studied if the sires contributed significantly to higher resistance, or on the contrary to susceptibility, of daughters to mastitis. The study was performed in 67 groups of half-sisters. Statisticall
Publikováno v:
Veterinarni medicina. 19(2)
Publikováno v:
Veterinarno-meditsinski nauki. 12(3)
Publikováno v:
Veterinarni medicina. 31(11)
The overall prevalence of mastitis in the cow population, selected with respect to sire relatedness, was 12%. As positive for mastitis the cows with positive bacteriological findings in milk were considered. In order to objectify the evaluation by re
Publikováno v:
Veterinarni medicina. 25(3)
A characteristic effect of bulls on the distribution of rudimentary teats in their daughters was demonstrated by the study of the influence of the genotype on the location of extra teats. The comparison of the mother--daughter pairs showed that the c