Results 151 to 160 of about 375,738 (360)

Vaccine use in organic cattle and sheep systems: Development of a decision support tool based on risk assessment [PDF]

open access: yes, 2003
This project’s aim was to support a consistent approach to decision making on vaccine use among organic dairy, beef and sheep farmers and their advisers, including their veterinarians, by developing a decision support tool on vaccine use in order: a) to
Hovi, Malla
core  

The role of the gut microbiome in the regulation of high‐altitude adaptation

open access: yesiMeta, EarlyView.
This study is the first to elucidate mechanisms of high‐altitude adaptation from the perspective of the rumen ecosystem by using indigenous yaks and Holstein cows that have lived at high altitude since birth as comparative models. Through a systematic comparison of their rumen ecology using multi‐omics approaches—including rumen metagenomics ...
Xinyu Zhang   +6 more
wiley   +1 more source

Caracterização patológica e imuno-histoquímica das lesões de actinobacilose em bovinos Pathological and immunohistochemical characterization of actinobacillosis lesions in cattle

open access: yesPesquisa Veterinária Brasileira, 2013
Actinobacilose é uma doença infecciosa, não contagiosa, geralmente crônica, caracterizada por reação inflamatória piogranulomatosa que ocorre em bovinos e, menos comumente, em ovinos, suínos e equinos.
Daniele Andreazza   +7 more
doaj  

Epizootic Situation of Infectious Diseases of Cattle in Yakutia

open access: diamond, 2019
N.A. Oboeva   +4 more
openalex   +1 more source

Climate factors drive the local adaptation of Old World cattle

open access: yesiMeta, EarlyView.
Climate adaptation genomics of cattle. We comparatively analyzed genomic data from 85 Old World cattle breeds/populations of Eurasia and Africa to identify genetic factors associated with climate factors. Environmental genome‐wide association studies revealed 3165 single‐nucleotide polymorphisms (SNPs) with strong correlations between climate factors ...
Luyang Sun   +32 more
wiley   +1 more source

Impact of Geography on Institutions in Agricultural and Nomadic Societies

open access: yesInternational Studies of Economics, EarlyView.
ABSTRACT How geography affects the choice of institutions is studied in a theoretical model. In this model, nations are located around a circle. Rulers compete through choosing tax rates, the level of military spending, and the degree of formality of institutions. Geographic condition is captured by population density.
Haiwen Zhou
wiley   +1 more source

Overview of haematophagous flies involved in the transmission of vector-borne diseases in cattle [PDF]

open access: gold
Aristide Tiba   +7 more
openalex   +1 more source

Wild Animal Suffering Is Not Intractable: A Precautionary Approach to Compassionate Intervention

open access: yesJournal of Applied Philosophy, EarlyView.
ABSTRACT Wild animals suffer due to human activity, yet natural factors contribute far more significantly to their suffering. In light of this, some propose that we have a pro tanto obligation to intervene in ecosystems to improve wild animal welfare.
Tristan Katz
wiley   +1 more source

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