Results 11 to 20 of about 137,178 (218)
On the Breeds of Cattle—Historic and Current Classifications [PDF]
Classification of cattle breeds contributes to our understanding of the history of cattle and is essential for an effective conservation of genetic diversity.
Johannes A. Lenstra +4 more
doaj +2 more sources
This chapter gives an overview on the different breeds of cattle (Bos taurus and B. indicus). Cattle breeds are presented and categorized according to utility and mode of origin. Classification and phylogeny of breeds are also discussed. Furthermore, a description of cattle breeds is provided.
Buchanan, David S., Lenstra, Johannes A.
openaire +4 more sources
SummaryAn innovative approach to tree breeding called ‘breeding without breeding’ (BWB) is presented. The method, as applied on the material in hand, allows the capture of 75–85% of the genetic response to selection attained through conventional programmes without the need to do any controlled pollination and simplified or possibly no experimental ...
Yousry A, El-Kassaby, Milan, Lstibůrek
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Evolutionary relationships of Red Jungle Fowl and chicken breeds [PDF]
Published results were reassessed and original data are provided regarding the origin and relatedness of four postulated chicken breed lineages, egg-type, game, meat-type and Bantam, to each other and to the basic ancestral species of jungle fowls ...
Michael N Romanov +19 more
core +1 more source
In Burkina Faso, goats are the second most numerous ruminant livestock population, with almost exclusively indigenous breeds being reared in extensive production systems in various agroecological zones.
Badjibassa Akounda +6 more
doaj +1 more source
MicroRNAs (miRNAs) are an abundant class of small non-protein-coding RNAs that regulate gene expression in plants and animals. Skin colour is an important economic consideration in chicken production, and chickens with black skin have high market value ...
Shigang Yu +4 more
doaj +1 more source
Believing that science is about precision in defining its terms, we propose the use of breeding as an all-encompassing term for mosquito activity does not always represent the reality of what is happening at a site where mosquitoes, in whatever stage, are present.
Henry, Rupp +2 more
openaire +2 more sources
Motives and values in farming local cattle breeds in Europe: a survey on 15 breeds [PDF]
peer reviewedWithin the EURECA project (Towards self-sustainable EUropean REgional CAttle breeds), we interviewed a total of 371 farmers of 15 local cattle breeds in eight European countries. Besides collecting data on farmers, land use, herd composition
Kearney, F. +66 more
core +1 more source
Comparison of Different Systems of Roe Deer (C. capreolus) Trophy Evaluation
This study was conducted to determine best evaluation method for hunted roe deer. For the research purposes, trophy papers of 192 roe deer hunted in hunting ground Srpska Crnja in 2009 and 2010 were used.
Milan Urošević +5 more
doaj +1 more source
Mitochondrial DNA lineages of Italian Giara and Sarcidano horses [PDF]
Giara and Sarcidano are 2 of the 15 extant native Italian horse breeds with limited dispersal capability that originated from a larger number of individuals. The 2 breeds live in two distinct isolated locations on the island of Sardinia. To determine the
Cancedda, M. +17 more
core +1 more source

