[PDF] Top 20 Structure and genetic variability in Nellore (Bos indicus) cattle by pedigree analysis

... the genetic variability in strains of Nellore and polled Nellore (Bos indicus) cattle that participated in the Program for Genetic Improvement of the ... See full document

... indicus Nellore herd is one of the largest commercial beef herds in the world and is well-adapted to tropical ...Livestock and Supply (http://www.agricultura. gov.br), the Nellore herd ... See full document

... Pedigree analysis was useful when monitoring changes in the population structure and gathering important demographic parameters in the Mertolenga ...birth in Mertolenga ... See full document

... the genetic diversity of the Portuguese autochthonous pig breed Bísaro by pedigree ...both, pedigree and active population files completeness was ...number and the proportion of ... See full document

... conducted in Brazil, a reduction in genetic diversity over the years has been detected in several breeds, such as Polled Nellore, Indubrasil, Gir, and Guzera, by ... See full document

... or in vitro fertilization and animals with no genealogical information were not ...lowest and highest rainfall (from April to September and from October to ...year, and measurement ... See full document

... performed by the GLM procedure of the SAS Software (SAS ...season and year of birth of the animals, sex, and management group of animals (defined as number of farm and heard at 120, 210, 365 ... See full document

... our analysis was the genetic differentiation between the two ToLDeV subpopulations from Ecuador and ...place in a short time frame. Tomato- infecting begomoviruses in Brazil are also ... See full document

... individuals and species, as derived from the Nei estimate and the UPGMA tree, indicated that the seven species of bats studied show conserva- tism in RAPD fragment sequences, reinforcing the high ... See full document

... 1960 and 1980, phylogen- etic and population genetic studies in domestic animals were carried out by analyzing their blood group and protein polymorphisms (Baker and ... See full document

... breeding structure of both colony and population of social insects can be examined by genetic ...a-GPDH, and AMY to describe genotype variability and social ...amylase ... See full document

... The genetic trends for MW, WG, WC, WP, WM, YG, YC, YP, YM, BW, and MW were calculated by regression for the mean genetic (EPD x 2) value of cows as a function of birth year, weighing by ... See full document

... the genetic evaluation of residual feed intake adjusted for fat (RFIFat) is important for the appropriate use of feed efficiency in selection ...carcass and performance traits by estimating ... See full document

... nutrient in total dry matter intake, the concentration of net energy for maintenance (NEm) in the diet should not be an input variable of ...model. In order to estimate the content of energy ... See full document

... that genetic progress is possible for the accounted ...120 and 240 ...account in genetic analyses of growth traits by fitting it as a genetic or a permanent environmental effect, ... See full document

... stages and BCS of cows (MW) were included in the analysis as selection criteria that might contribute to the genetic improvement of body ...5, and pregnant cows in stage 1 ... See full document

... taken in the genetic evaluation of mor- phological traits, as data do not present a normal distribu- ...(2000) and Marcondes et ...efficacy in detecting genetic variability when ... See full document

... Isozymes and DNA-based markers have been used to evaluate germplasm genetic diversity in Phaseolus species, within both cultivated and wild ge- netic materials; to analyze crop evolution; ... See full document

... Zebu genetic background, known to be less tender than beef from Bos taurus beef ...with Nellore cattle (SAINZ et ...of genetic variability for beef tenderness, indicating that this ... See full document

... Simmental cattle population presents low levels of inbreeding, but has undergone some reduction in its genetic variability in the last ten years partly due to bottlenecks in the ... See full document