Results 11 to 20 of about 199 (67)

Defoliation patterns on a mixture pasture of forage sorghum and Alexandergrass [PDF]

open access: yesSemina: Ciências Agrárias
Detailing the morphogenic characteristics of tropical species that form mixed pastures allows a broader view of plant-animal interactions. The objective of this study was to evaluate the intensity and frequency of defoliation in a mixed pasture of ...
Dinah Pereira Abbott Rodrigues   +9 more
doaj   +2 more sources

Leaf tissue flows and defoliation patterns of Alexandergrass grazed by heifers receiving energy supplement

open access: yesActa Scientiarum: Animal Sciences, 2019
The study was carried out to evaluate defoliation patterns and to quantify leaf tissue flows in Alexandergrass (Urochloa plantaginea (Link.) Hitch) grazed by beef heifers receiving whole rice bran in three levels of supplementation (0, 0.5 and 1 % of ...
Paula de Oliveira Severo   +5 more
doaj   +2 more sources

Biomass flows and defoliation patterns of alexandergrass pasture grazed by beef heifers, receiving or not protein salt

open access: yesActa Scientiarum: Animal Sciences, 2014
The experiment aimed at evaluating leaf biomass flow, intensity and frequency of defoliation of Alexandergrass (Urochloa plantaginea (Link) Hitch) by beef heifers exclusively on pasture or that grazed and received protein salt.
Lidiane Raquel Eloy   +5 more
doaj   +2 more sources

Período crítico para controle de Brachiaria plantaginea em função de épocas de semeadura da soja após dessecação da cobertura vegetal Critical period for alexandergrass (Brachiaria plantaginea) control as a function of soybean seeding time after cover crop desiccation

open access: yesPlanta Daninha, 2002
Este trabalho objetivou avaliar o impacto da época de semeadura da soja após a dessecação da cobertura vegetal sobre o controle de papuã (Brachiaria plantaginea) e quantificar a influência da época de controle na produtividade da soja.
N.G. Fleck   +5 more
doaj   +2 more sources

Dinâmica da associação de capim-milhã e capim-de-raiz em pasto diferido Dynamics of the association of alexandergrass and capim-de-raiz on deferred grazing [PDF]

open access: yesRevista Brasileira de Zootecnia, 2011
Este estudo foi realizado com o objetivo de avaliar a dinâmica da associação capim-de-raiz (Chloris orthonoton Doell) e capim-milhã [Brachiaria plantaginea (Link) Hitchc] quanto à persistência e produção.
Marta Gerusa Soares da Silva   +5 more
doaj   +2 more sources

Canopy structure, ingestive behavior and displacement patterns of beef heifers grazing warm-season pastures

open access: yesArquivo Brasileiro de Medicina Veterinária e Zootecnia, 2016
Analyses in a data set of six experiments (n=436) was performed with the aim of characterizing canopy structure and forage intake patterns of beef heifers grazing on Pearl millet (Pennisetum americanum), Alexandergrass (Urochloa plantaginea) and ...
C.L. Glienke   +5 more
doaj   +2 more sources

Sward structure and nutritive value of Alexandergrass fertilized with nitrogen

open access: yesAnais da Academia Brasileira de Ciências, 2016
This experiment evaluated forage production, sward structure, stocking rate, weight gain per area and nutritive value of forage as grazed by beef heifers on Alexandergrass (Urochloa plantaginea (Link) Hitch) pasture fertilized with nitrogen (N): 0; 100 ...
Paulo R. Salvador   +7 more
doaj   +2 more sources

Efeito da cobertura do solo com resíduos de aveia preta nas etapas do ciclo de vida do capim-marmelada Alexandergrass life-cycle is affected by black oat residues on the soil surface

open access: yesPlanta Daninha, 1999
Conduziu-se um experimento na Estação Experimental Agronômica da UFRGS, em Eldorado do Sul, RS, em 1996/97, com o objetivo de caracterizar as etapas do ciclo de vida de papuã (Brachiaria plantaginea), desenvolvendo-se sob solo com níveis de 0 a 10,5 t/ha
Giovani Theisen, Ribas A. Vidal
doaj   +2 more sources

Forage intake and performance of heifers fed rice bran on Alexandergrass pasture

open access: yesArquivo Brasileiro de Medicina Veterinária e Zootecnia
The study was carried out to evaluate the forage intake and performance of beef heifers from 15 to 18 months of age, grazing on Alexandergrass (Urochloaplantaginea (Link) Hitch) fed rice bran (RB; 0, 0.5 and 1.0% body weight (BW)).
M. Negrini   +7 more
doaj   +2 more sources

Doses reduzidas de herbicidas de pós-emergência para controle de papua em soja Reduced rates of post-emergence herbicides for alexandergrass control in soybean

open access: yesPlanta Daninha, 1994
Em 1992/93 foram conduzidos dois experimentos a campo em Eldorado do Sul, RS, objetivando avaliar os herbicidas haloxyfop e sethoxydim no controle de papuã (Brachiaria plantaginea) em doses mais reduzidas que as usuais. Haloxyfop foi testado nas doses de
Nilson G. Fleck
doaj   +2 more sources

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