Zobrazeno 1 - 10
of 139
pro vyhledávání: '"Alfonso Juventino Chay Canul"'
Autor:
Ignacio Vazquez-Martinez, Aldenamar Cruz-Hernandez, Armando Gomez-Vazquez, Rodolfo Osorio-Osorio, Efraín de la Cruz-Lazaro, Antonio Leandro Chaves Gurgel, Tairon Pannunzio Dias-Silva, Ricardo García-Herrera, Alfonso Juventino Chay-Canul
Publikováno v:
Ciência Rural, Vol 54, Iss 12 (2024)
ABSTRACT: In traditional sheep production systems in tropical regions, the evaluation and monitoring of animal growth are not commonly practiced. This is primarily attributed to the limited adoption of technology and the high costs associated with ac
Externí odkaz:
https://doaj.org/article/f9ba5b4f1c5045b2baadfba4efaed784
Autor:
Jesús Ignacio Vázquez-Bolaina, Rosario E. Salazar-Cuytun, Alvar Alonzo Cruz-Tamayo, Roberto C. Barrientos-Medina, José Carlos Escobar-España, Ricardo A. Garcia-Herrera, Alfonso Juventino Chay-Canul
Publikováno v:
Tropical and Subtropical Agroecosystems, Vol 27, Iss 2 (2024)
Background. For the development of reproductive, nutritional and health programmes, estimation of animal body weight (BW) is a fundamental tool in herd management. Objective. To evaluate of the reliability and concordance of visual weight assessment
Externí odkaz:
https://doaj.org/article/1341f4c2df3e4e339e961bc054ecc89b
Autor:
Samuel Vázquez-Jiménez, Daniel Vidal-Ramírez, Rosario Salazar-Cuytun, Ignacio Vázquez-Martínez, Enrique Camacho-Pérez, Antonio Leandro Chaves Gurgel, Germani Adrián Muñoz-Osorio, Alfonso Juventino Chay Canul
Publikováno v:
Tropical and Subtropical Agroecosystems, Vol 27, Iss 1 (2023)
Background. As body weight (BW) is rarely determined on fasted animals in most production systems, the need to develop accurate mathematical models for adjusting BW has been identified. Objective. To evaluate models for estimating shrunk body weight
Externí odkaz:
https://doaj.org/article/4033cb92aee245cca0cd5666c5a301ee
Autor:
Martha Itzel Alejandro-Zarate, Rosario Salazar-Cuytun, Jose Herrera Camacho, Aldenamar Cruz-Hernandez, Roberto C. Barrientos-Medina, Martin Ptáček, Einar Vargas-Bello-Perez, Alfonso Juventino Chay Canul
Publikováno v:
Tropical and Subtropical Agroecosystems, Vol 26, Iss 3 (2023)
Background. Estimation of animal body weight (BW) is a fundamental tool in herd management for the development of reproductive, nutritional and health programmes. Objective. To compare the actual BW and its estimation by visual method and measurement
Externí odkaz:
https://doaj.org/article/798ba592b4974a78957db7c6e5fd5d74
A novel model for estimating the body weight of Pelibuey sheep through Gray Wolf Optimizer algorithm
Autor:
Luis Alvaro Montoya-Santiyanes, Alfonso Juventino Chay-Canul, Enrique Camacho-Pérez, Omar Rodríguez-Abreo
Publikováno v:
Journal of Applied Animal Research, Vol 50, Iss 1, Pp 635-642 (2022)
Weight prediction in live animals remains challenging. Several studies have been carried out trying to predict the body weight in livestock through morphometric measurements, the Schaeffer's model is one of them. However, the fit of those studies in
Externí odkaz:
https://doaj.org/article/c8a8f0c0498e443eb0913e5a376a0359
Autor:
Carlos Arce-Recinos, Jesús Alberto Ramos-Juárez, Baldomero Alarcón-Zúñiga, Luis Manuel Vargas-Villamil, Emilio Manuel Aranda-Ibáñez, Ricardo Lopes Dias da Costa, Alfonso Juventino Chay-Canul
Publikováno v:
Italian Journal of Animal Science, Vol 21, Iss 1, Pp 153-160 (2022)
The residual feed intake (RFI) and residual intake and gain (RIG) are indices that measure ruminant feed efficiency. Their application has become alternatives to improve the profitability of intensive lamb production systems. This study aimed to eval
Externí odkaz:
https://doaj.org/article/360e2eb7245e47b0b838f49c653bb1c3
Autor:
Einar Vargas-Bello-Perez, Carlos Antonio López Díaz, Rocío Angélica Ruiz-Romero, Alfonso Juventino Chay-Canul, Héctor A. Lee-Rangel, Manuel Gonzalez-Ronquillo, Navid Ghavipanje, Karen Tajonar
Publikováno v:
Tropical and Subtropical Agroecosystems, Vol 26, Iss 3 (2023)
Background: Looking towards 2050, substantial increases in agricultural productivity are needed to meet the projected demands of the growing world population. Inevitably, profound changes will occur in the sheep production systems and Latin-American
Externí odkaz:
https://doaj.org/article/731f35f8a3d64b77892d66015adc0efe
Autor:
Carol Estrella Uu-Espens, Dixan Pozo-Leyva, Deb Raj Aryal, Benito Bernardino Dzib-Castillo, Gilberto Villanueva-López, Fernando Casanova-Lugo, Alfonso Juventino Chay-Canul, Jorge Rodolfo Canúl-Solís
Publikováno v:
Tropical and Subtropical Agroecosystems, Vol 26, Iss 3 (2023)
Background: The use of Tithonia diversifolia foliage can improve the quality of animal feed because its crude protein content doubles that of tropical grasses. However, plant response regarding biomass production to frequent harvest disturbances are
Externí odkaz:
https://doaj.org/article/54d7bd40af9842ff842df8ca6ea55b52
Autor:
Gabriel Olvera-Aguirre, Ángel Trinidad Piñeiro-Vázquez, José Roberto Sanginés-García, Adriana Sánchez Zárate, Angélica Alejandra Ochoa-Flores, Maira Rubi Segura-Campos, Einar Vargas-Bello-Pérez, Alfonso Juventino Chay-Canul
Publikováno v:
Heliyon, Vol 9, Iss 6, Pp e17071- (2023)
The susceptibility of meat and meat products (MP) to oxidation and microbial deterioration poses a risk to the nutritional quality, safety, and shelf life of the product. This analysis provides a brief overview of how bioactive compounds (BC) impact
Externí odkaz:
https://doaj.org/article/2be157217dcb4f5fafcca8174ce6bd00
Autor:
Jorge-Rodolfo Canul-Solís, Rodrigo Portillo-Salgado, Ricardo-A . García-Herrera, Epigmenio Castillo-Gallegos, Luis-Enrique Castillo-Sanchez, Enrique Camacho-Perez, Antonio-Leandro Chaves-Gurgel, Carolina Marques-Costa, Patrick Bezerra-Fernandes, Alfonso-Juventino Chay-Canul
Publikováno v:
Revista Colombiana de Ciencias Pecuarias, Vol 36, Iss 2, Pp 89-97 (2022)
Background: Assessment of animal growth based on live weight (LW) in traditional sheep production systems is limited by the high cost of purchase and maintenance of livestock scales. Objective: To develop and evaluate equations for LW prediction usin
Externí odkaz:
https://doaj.org/article/be3a1806b38c48d7af60acd2dc3f62d4