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45.458  Articles
1 of 4.547 pages  |  10  records  |  more records»
Researches were carried out on 3186 lactations obtained from Romanian Spotted cows raised in farms from Bihor County that were enrolled in official performance control scheme. According to the number of milking cows (farm size), farms were divided into th... see more

The aim of this paper was to study the breeding values and genetic parameters estimation methodology applied on Teleorman Black Head Sheep breed genetic improvement programs. Throughout study were estimated heritability using test-day milk yield and the g... see more

In this study conducted to investigate the effect of breeding flock age on the fattening performance and carcass characteristics of broilers, Ross-308 chicks obtained from the eggs of breeding in three different age groups; young (30 weeks old), middle (4... see more

In this study, the effects of coat difference and breeding age on the internal and external quality of the eggs were investigated in white laying hens in different cages. The eggs obtained from a total of one hundred fifty eggs White layer pure line hens ... see more

Submitted 2020-07-16 | Accepted 2020-08-26 | Available 2020-12-01https://doi.org/10.15414/afz.2020.23.mi-fpap.233-240This study aims to genetically evaluate clinical mastitis (CM) in Holstein cattle using a two-trait repeatability animal model with the av... see more

Standardization as spaces of diversity was introduced by Loconto and Demortain (2017) to advance the sociology of standards. Their analytical framework for studying standardization processes in interactive spaces is mobilized and expanded upon in this art... see more

The aim of this study was to estimate the genetic parameters and breeding values for body weight and linear body measurements namely body length, heart girth, height at withers, hip height and tail length of cattle. The number of animals used for the stud... see more

Genotype by environment interaction (G×E) is a potential source of reduced efficiency in genetic improvement programs in livestock. The objective of the current work consisted of checking the existence of G×E interaction in carcass traits and in intramusc... see more

The present study was conducted on repeat breeder (RB, n=40) crossbred cows under field conditions to evaluate their endometrial cytology and cervico-vaginal mucus (CVM) characteristics in relation to post-treatment fertility. The endometrial cytology was... see more

1 of 4.547 pages  |  10  records  |  more records»