Accès ouvert
2026
article
OpenAlex
Ana Beatriz Graciano da Costa, Juliana Caroline Santos Santana, Anne Carolinne Rodrigues Linhares da Silva, Felipe Pontes Teixeira das Chagas et autres
The objective of this study was to evaluate forage yield, chemical composition, canopy characteristics, and lamb performance in Massai and Marandu grass pastures grown as monocultures or as a multispecies pasture under intermittent stocking. Lambs, with an initial body weight (BW) of …
br
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Accès ouvert
2026
article
OpenAlex
Rayanne Amorim Ferreira, Sheila Vilarindo de Sousa, Wesleyson Cristian Correia Viana, Laryssa Geovana Rocha do Amarante et autres
This study aimed to evaluate leg tissue composition, physicochemical characteristics, and the lipid profile of meat from feedlot-finished lambs fed total mixed ration silage (TMRS) or total mixed ration (TMR) containing pornunça ( Manihot sp.), at different forage-to-concentrate (F:C) ratios. Thirty-two crossbred, …
br
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Accès ouvert
2026
article
OpenAlex
Ricardo Macedo da Silva, Mário Adriano Ávila Queiróz, Thieres George Freire da Silva, Juliana Caroline Santos Santana et autres
The use of nondestructive technologies combined with machine learning has emerged as a promising approach for estimating structural and productive traits in agricultural systems. This study evaluated the potential of Unmanned Aerial Vehicle (UAV) imagery integrated with the Random Forest algorithm to …
br
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Accès ouvert
2026
article
OpenAlex
Ana Beatriz de Almeida Duarte, Tairon Pannunzio Dias-Silva, Wesleyson Cristian Correa Viana, Antônio Leandro Chaves Gurgel et autres
The aim of this study was to evaluate the effect of xylanase addition (1.8 g/kg dry matter [DM]) to tropical grass haylage used in total mixed rations (TMR) on in vitro organic matter degradability, ruminal fermentation kinetics, and methane (CH4) emission. A …
br, us
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Accès ouvert
2026
article
OpenAlex
Emmanuel Lievio de Lima Véras, Gelson dos Santos Difante, Denise Baptaglin Montagner, Alexandre Romeiro de Araújo et autres
The objective of this study was to evaluate the effects of potassium (K) on disease severity and the chemical composition of Megathyrsus maximus cultivars. The experiment was conducted in a randomized block design in a 6 × 4 factorial arrangement, consisting of …
br
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Accès ouvert
2026
article
OpenAlex
Ewerton Cavalcante Massena, Victor Cerqueira Leite, Jéssica da Silva Batista, Wanessa Pereira Totó et autres
Elephant grass (Pennisetum purpureum Schum.) is a tropical forage with high biomass yield, making it suitable for silage production. However, its low dry matter (DM) at the recommended harvest stage may lead to fermentation problems and increased gas and effluent losses. Therefore, …
br, cl
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Accès ouvert
2026
review
OpenAlex
Hitalo Rodrigues da Silva, Gelson dos Santos DIFANTE, Francisca Fernanda da Silva Roberto, Marcos Antônio Ferreira Júnior et autres
This systematic review aimed to synthesize evidence on the effects of nitrogen (N) fertilization on forage production, animal performance, and greenhouse gas emissions in tropical pastures. The research question was developed based on the PICOS strategy. A total of 84,629 documents were …
br, pt
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Accès ouvert
2026
article
OpenAlex
Alex Rodrigues de Sousa, Marcos Jácome de Araújo, Otávio Tavares Medeiros, Tairon Pannunzio Dias-Silva et autres
Pornunça (Manihot sp.) is a potential forage for feeding ruminants in drylands worldwide due to its drought tolerance and favorable nutritional value. This study aimed to evaluate the quality, fermentative profile, losses, and ruminal degradability of total mixed ration (TMR) silages containing …
br
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Accès ouvert
2026
article
OpenAlex
Isadora Osório Maciel Aguiar Freitas, Antônio Leandro Chaves Gurgel, Marcos Jácome Araújo, Tairon Pannunzio Dias-Silva et autres
The article evaluated the effect of different levels of dehydrated cashew pseudofruit (DCP; 0%, 10%, 20%, and 30% based on natural matter) on the ensiling of Cenchrus purpureus BRS Capiaçu (Elephant grass), focusing on fermentative characteristics, nutrient composition, losses, and aerobic stability. …
br
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Accès ouvert
2026
article
OpenAlex
Manoel Gustavo Paranhos da Silva, Luís Carlos Vinhas Ítavo, Rodrigo da Costa Gomes, Camila Celeste Brandão Ferreira Ítavo et autres
Providing diets with high roughage in the first days of confinement is the common way of adapting beef cattle to intensive production. However, it is possible to offer the final finishing diet from the first day of adaptation. Our objective was to …
br
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Accès ouvert
2026
article
OpenAlex
Armando Alves de Carvalho, Antônio Leandro Chaves Gurgel, Miguel Arcanjo Moreira Filho, Marcos Jácome de Araújo et autres
The study evaluated the effects of nitrogen fertilization on the morphogenetic, structural, productive, and nutritional characteristics of Brachiaria brizantha cv. Paiaguás subjected to two stockpiling periods in a pot experiment. The experiment was conducted using a randomized block design in a 4 …
br, kr
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Accès ouvert
2026
article
OpenAlex
Miguel Á. Gastélum-Delgado, Roberto Carlos Barrientos-Medina, Darwin Nicolás Arcos-Álvarez, Ignacio Vázquez-Martínez et autres
Abstract Periodic assessment of body weight is one of the main parameters for evaluating the performance of a herd and the consequent efficiency of the production system. Based on this, the aim of the present study was to develop and evaluate different …
mx, br
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