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Economic and socio-environmental performance assessment of beef cattle production systems: a data envelopment analysis (DEA) approach with weight restrictions

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Economic and socio-environmental performance assessment of beef cattle production systems: a data envelopment analysis (DEA) approach with weight restrictions

Eliane Gonçalves Gomes et al · Sociedade Brasileira de Zootecnia · 2015 · ISSN 1806-9290

This study evaluated the performance of 21 beef cattle modal production systems that conduct only the raising phase. These production systems were developed in 21 municipalities in seven Brazilian states. We used two dif...

LCC LCC:Animal cultureIdioma eng

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Inbreeding on productive and reproductive traits of dairy Gyr cattle

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Inbreeding on productive and reproductive traits of dairy Gyr cattle

João Cruz Reis Filho et al · Sociedade Brasileira de Zootecnia · 2015 · ISSN 1806-9290

The objective of this study was to estimate genetic parameters and to evaluate the effects of inbreeding on productive and reproductive traits of dairy Gyr cattle. Single-trait animal models were used to estimate genetic...

LCC LCC:Animal cultureIdioma eng

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Detection of Mycobacterium avium subsp. paratuberculosis in a cattle/pudu interface

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Detection of Mycobacterium avium subsp. paratuberculosis in a cattle/pudu interface

M. Salgado et al · Universidade Federal de Minas Gerais, Escola de Veterinária · 2015 · ISSN 1678-4162

ABSTRACTMycobacterium avium subsp. paratuberculosis (Map) is the etiological agent of paratuberculosis. In Chile, information about Map isolation from both domestic ruminant and wildlife species has been accumulating, bu...

LCC LCC:Animal cultureIdioma eng

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Seasonal Weather-Related Decision Making for Cattle Production in the Northern Great Plains

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Seasonal Weather-Related Decision Making for Cattle Production in the Northern Great Plains

Reeves,Justin L. et al · Elsevier · 2015 · ISSN 0190-0528

Ranching is a challenging and sometimes risky business, with cattle production (and associated enterprise income) largely being dependent on seasonal weather patterns and corresponding forage production. To help reduce t...

Idioma eng

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Microstructure of Holstein and Gir breed adult bovine hooves: histomorphometry, three-dimensional microtomography and microhardness test evaluation

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Microstructure of Holstein and Gir breed adult bovine hooves: histomorphometry, three-dimensional microtomography and microhardness test evaluation

R.E. Rabelo et al · Universidade Federal de Minas Gerais, Escola de Veterinária · 2015 · ISSN 1678-4162

This study aimed to characterize and compare the aspects involved in the microstructural formation of the Holstein and Gir breed hoof wall by histomorphometry, three-dimensional microtomography and microhardness test tec...

LCC LCC:Animal cultureIdioma eng

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