Results 41 to 50 of about 1,245 (185)
Genetic footprints of Iberian cattle in America 500 years after the arrival of Columbus. [PDF]
American Creole cattle presumably descend from animals imported from the Iberian Peninsula during the period of colonization and settlement, through different migration routes, and may have also suffered the influence of cattle directly imported from ...
Amparo M Martínez +27 more
doaj +1 more source
Cattle spread throughout the American continent during the colonization years, originating creole breeds that adapted to a wide range of climate conditions.
Carlos I. Arbizu +8 more
doaj +1 more source
A socioeconomic development of Argentina in the first half of the XIX-th century [PDF]
This article examines formation of socioeconomic structure of Argenti-na after the War of independence. The author focuses on the main fea-tures of a new social order: land boom, estancia expansion, ranching export, expansion of foreign capital.
Vladimir Kazakov
doaj +1 more source
The study was conducted at the Amazon Research Center CIMAZ - MACAGUAL of the University of Amazonia, Colombia, with a tropical rain forest climate (Af).
Sandra Milena Londoño-Paéz +6 more
doaj +1 more source
Interrogation of modern and ancient genomes reveals the complex domestic history of cattle [PDF]
The analysis of mitochondrial and nuclear DNA sequence polymorphisms from modern cattle populations has had a profound impact on our understanding of the events surrounding the domestication of cattle.
Magee, D. A. +2 more
core +1 more source
Meta-Analysis of Mitochondrial DNA Reveals Several Population Bottlenecks during Worldwide Migrations of Cattle [PDF]
Several studies have investigated the differentiation of mitochondrial DNA in Eurasian, African and American cattle as well as archaeological bovine material.
Ginja, Catarina +48 more
core +1 more source
Cytogenetic Study of "Saavedreno" Creole Cattle.
The “Saavedreno” Creole cattle was established at the Saavedra Experimental Station (Santa Cruz de la Sierra, Bolivia) in the seventies' aiming to obtain a dairy breed adapted to humid tropical environments. The relationship between the occurrence of the 1/29 translocation and subfertility or infertility is well known.
Luca, J. C. De +5 more
openaire +2 more sources
African and European mitochondrial haplotypes in South American Creole cattle [PDF]
South American Creole cattle are direct descendants of the animals brought to the New World by the Spanish and Portuguese during the 16th century. A portion of the mitochondrial D-loop was sequenced in 36 animals from five Creole cattle populations in Argentina and four in Bolivia.
Mirol, Patricia Mónica +3 more
openaire +4 more sources
Fasciolosis effects on the metabolic profile in Creole cattle in México
Las enfermedades causadas por parásitos son una de las afectaciones que disminuyen las actividades productivas y reproductivas en los animales nativos y más aún en los animales destinados al consumo humano, como el ganado bovino, son rumiantes de gran importancia económica en todo el mundo, una de las enfermedades parasitarias que más afecta en las ...
Ricardo Enrique Caicedo Rivas +3 more
openaire +2 more sources
Serological controls for diseases of viral origin in animal production systems and the identification of factors associated with infections are decisive elements to establish prevention and control measures.
A. Saldarriaga-Saldarriaga +4 more
doaj +1 more source

