Mano de obra, región y tamaño como factores de eficiencia técnica de sistemas lecheros

Autor: Guillermo E Guevara Viera, Carlos S Torres Inga, Raúl V Guevara Viera, Cristina I Velasco Heras, Angel J Aguirre de Juana, Rafael A Garzón Jarrin

Publikováno v: Revista de Producción Animal, Vol 32, Iss 3 (2023)

Antecedentes: La eficiencia técnica (ET) se refiere a la habilidad de obtener el máximo producto posible según los factores de producción y nivel de tecnología. Objetivo. El objetivo del artículo fue la revisión del efecto de factores como la

Externí odkaz: https://doaj.org/article/37912ba081e0432dafa98b60f713b297

Energy, Nitrogen, and Phosphorus Balances in Grazing Cattle Fattening Systems

Autor: Miguel Moreno Nápoles, Guillermo E Guevara Viera, Zoe Acosta Gutiérrez, Jorge Alberto Estévez Alfayate, Ángel E Ceró Rizo, Johny Carmilema Asmal, Clelia K Guzmán Espinosa, Servando A Soto Senra, Carlos S Torres Inga, Raúl V Guevara Viera

Publikováno v: Revista de Producción Animal, Vol 31, Iss 1, Pp 1-5 (2019)

The aim of this work was to check the balance of energy, nitrogen, and phosphorus in pre-fattening and fattening bovine systems at Turiguanó Livestock Breeding Company, in the province of Ciego de Ávila, Cuba. The botanical composition of the farms

Externí odkaz: https://doaj.org/article/a97a236899cb4b89ad62931611ddc0e0

Technical Efficiency’s Nonparametric Analysis of Ecuadorian Saving and Credit Cooperatives before and during the Pandemic

Autor: Carlos S. Torres-Inga, Cristina Velasco-Heras, A. Javier Aguirre-de Juana, Guillermo E. Guevara-Viera, Raúl V. Guevara-Viera

Publikováno v: Economies; Volume 10; Issue 4; Pages: 82

Ecuador’s credit unions or COACs play a key role inside the local economy, and the pandemic period has shown the weakness of the entities. Understanding the efficiency of the country’s largest COACs and the different factors related to it can pro

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::3a0faecb082f968404f158dc27b51fb9

Analysis of fluid velocity inside an agricultural sprayer using generalized linear mixed models

Autor: Mariano Vidal, Raúl V. Guevara-Viera, Carlos S. Torres-Inga, F. J. García-Ramos, Ángel Javier Aguirre, Guillermo E. Guevara-Viera, Antonio Boné

Publikováno v: Zaguán. Repositorio Digital de la Universidad de Zaragoza
instname
Zaguán: Repositorio Digital de la Universidad de Zaragoza
Universidad de Zaragoza
Applied Sciences, Vol 10, Iss 5029, p 5029 (2020)
Applied Sciences
Volume 10
Issue 15

The fluid velocity inside the tank of agricultural sprayers is an indicator of the quality of the mixture. This study aims to formulate the best generalized linear mixed model to infer the fluid velocity inside a tank under specific operational param

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::d0f2f11b16f8c620f7e4cf42c0c47183
http://zaguan.unizar.es/record/95555

Leucaena leucocephala cv Perú in Association with Graminaceae in Dryland Conditions for Final Bovine Fattening Stage

Autor: Raúl V. Guevara Viera, Paola J. Lascano Armas, Cristian N. Arcos Álvarez, Guillermo E. Guevara Viera, Francisco Hernán Chancusig, Jorge A. Armas Cajas, Guillermo V. Serpa García, Hernán P. Bastidas Pacheco, Maira N. Martínez Freire, Carlos S. Torres Inga, Lino M. Curbelo Rodríguez

Publikováno v: Revista de Producción Animal, Vol 30, Iss 3, Pp 23-29 (2018)

To evaluate the factors that affect efficiency in a Leucaena leucocephala cv Perú association, with pastures for bovine fattening, 22 Zebu fattening cycles were studied on a farm of the Rectangulo Livestock Company, in Camagüey, Cuba, between 2002

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doajarticles::92f5741179ab00d1b8f57b840b53f400
https://revistas.reduc.edu.cu/index.php/rpa/article/view/2501