Keresés
1-3 tétel 3 közül
Heat stress impact on the dairy cattle fertility
(2016)
The increase of the ambient temperature has a negative effect; it is altering the
physiology of the reproductive system of the cow including the oocyte, granulose and the
theca cell, the developing embryo during the early ...
Evaluation of the heterosis in a dairy grading-up breeding system
(2014)
Production of beef and milk is increasingly becoming an important economic sector because of the greater interest and need for these products. Therefore the selection is aimed to create early maturing and productive animals.
Measuring the genetic impacts on 305 day lactation production and performance by crossbreeding with Holstein-Friesian
(2016)
The aim of this study was to Measure the genetic impacts on 305 day Lactation production
and performance by crossbreeding with Holstein-Friesian from cows with different
proportions of Holstein-Friesian genes, obtained ...