Results 71 to 80 of about 124,070 (210)

Efficiency of low versus high airline pressure in stunning cattle with a pneumatically powered penetrating captive bolt gun [PDF]

open access: yes, 2017
The efficiency of stunning cattle was assessed in 443 animals (304 pure Zebu and 139 crossbred cattle), being mainly mature bulls and cows. Cattle were stunned using a Jarvis pneumatically powered penetrating captive bolt gun operating with low (160–175 ...
Costa, F A D   +4 more
core   +2 more sources

Edición Completa

open access: yesBiotecnología en el Sector Agropecuario y Agroindustrial, 2020
Artículos edición Vol 18 No 1 2020 
Equipo Editorial
doaj   +2 more sources

Efeitos do fogo sobre alguns constituintes do solo sob vegetação de campo cerrado. [PDF]

open access: yes, 2016
Resumo publicado também em: REUNIÃO ANUAL DA SOCIEDADE BRASILEIRA DE ZOOTECNIA, 36., 1999, Porto Alegre. Resumos dos trabalhos apresentados... Porto Alegre: Sociedade Brasileira de Zootecnia, 1999.
DUTRA, S.   +3 more
core  

Genomic Evaluation in Nellore Cattle for Reproductive Traits: Multiple Ways to Account for Missing Pedigrees

open access: yesJournal of Animal Breeding and Genetics, Volume 143, Issue 1, Page 13-23, January 2026.
ABSTRACT Missing pedigrees are a common problem in most populations. Animals with unknown ancestors are usually treated as founders; however, this can underestimate inbreeding, not properly account for different base populations, and bias breeding values.
Larissa Temp   +7 more
wiley   +1 more source

Quimioesterilización de Anastrepha fraterculus (Diptera: Tephritidae) con un regulador del crecimiento de insectos [PDF]

open access: yes, 2013
Anastrepha fraterculus is a fruit pest of economic importance in South America and northwestern Argentina. Currently, it is controlled with toxic baits but there is a demand for environmentally acceptable methodologies.
Cabrera, Debora Carina   +4 more
core  

Involvement of small-scale dairy farms in an industrial supply chain: When production standards meet farm diversity [PDF]

open access: yes, 2011
In certain contexts, dairy firms are supplied by small-scale family farms. Firms provide a set of technical and economic recommendations meant to help farmers meet their requirements in terms of the quantity and quality of milk collected.
Bernard, Jennifer   +4 more
core   +3 more sources

Postmortem Abdominal Ultrasound in Healthy Wild Mammals for Application in Forensic Veterinary Medicine

open access: yesVeterinary Medicine International, Volume 2026, Issue 1, 2026.
Diagnostic imaging methods have been used in human medicine to identify and examine cadavers to determine the cause of death. In veterinary medicine, the use of these resources is still scarce and little known, and it is necessary to establish the contribution that methods such as ultrasound could provide to the investigation of the cause of death in ...
Marlon Ferrari   +5 more
wiley   +1 more source

EL PROBLEMA DE LA SOSTENIBILIDAD DENTRO DE LA COMPLEJIDAD DE LOS SISTEMAS DE PRODUCCION AGROPECUARIOS THE PROBLEM OF SUSTAINABILITY WITHIN THE COMPLEXITY OF AGRICULTURAL PRODUCTION SYSTEMS

open access: yesRevista Facultad Nacional de Agronomía Medellín, 2005
El problema de la sostenibilidad es una temática que desde finales del siglo XX, ha venido preocupando cada vez mas a los diferentes sectores de la sociedad; pasando a ser uno de los temas de mayor interés para empresarios, consumidores, académicos e ...
Alejandro Cotes Torres   +1 more
doaj  

Automated identification of spotted‐fever tick vectors using convolutional neural networks

open access: yesMedical and Veterinary Entomology, Volume 39, Issue 4, Page 829-841, December 2025.
We evaluate the performance of convolutional neural networks (CNN) AlexNet, ResNet‐50 and MobileNetV2 for the automated identification of tick species capable of transmitting spotted fever. CNNs achieved accuracy rates of ~90% in identifying ticks and showed sensitivities of 59%–100% according to species, sex, position or image resolution.
Isadora R. C. Gomes   +11 more
wiley   +1 more source

Analysis of information use in agricultural science PhD theses at Central University of Venezuela [PDF]

open access: yes, 2008
Purpose – To analyze information use in agricultural science PhD theses submitted between 1986 and 2002 in the Faculty of Agronomy, Central University of Venezuela (UCV).
Haparro-Martinez, Exio Isaac   +1 more
core   +2 more sources

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