Results 21 to 30 of about 347 (97)

Effect of supplementation frequency in feeding behavior, displacement patterns and forage intake of beef heifers [PDF]

open access: yesSemina: Ciências Agrárias, 2017
Our work was carried out to evaluate forage intake, feeding behavior and displacement patterns of beef heifers fed exclusively on pasture or receiving oat grain, either daily (“frequent”) or from Monday to Friday (“infrequent”), in two phenological ...
Maria José de Oliveira Sichonany   +7 more
doaj   +7 more sources

Nitrogen nutrition index and morphogenesis in Alexandergrass of the Central Depression of Rio Grande do Sul

open access: yesCiência Rural, 2023
: This study assessed the nitrogen nutrition index, morphogenic characteristics and tiller structure of Alexandergrass (Urochloaplantaginea (LINK) Hitch) pasture submitted to different nitrogen (N) levels (zero, 150 or 300 kg ha-1 of N). The experimental
Paulo Roberto Salvador   +7 more
doaj   +3 more sources

Competitiveness of alexandergrass or Bengal dayflower with soybean Competitividade de capim-marmelada ou trapoeraba com soja [PDF]

open access: yesPlanta Daninha, 2010
Weeds compete with field crops mainly for water, light and nutrients, and the degree of competition is affected by the weed density and the intrinsic competitive ability of each plant species in coexistence.
A.C.R. Dias   +4 more
doaj   +5 more sources

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

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   +4 more sources

Sward structure and nutritive value of Alexandergrass fertilized with nitrogen [PDF]

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   +4 more sources

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

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   +4 more sources

Nitrogen fertilizer use efficiency, recovery and leaching of an alexandergrass pasture [PDF]

open access: yesRevista Brasileira de Ciência do Solo, 2011
Nitrogen usually determines the productive potential of forage crops, although it is highly unstable in the environment. Studies on recovery rates and use efficiency are important for more reliable fertilizer recommendations to reduce costs and avoid ...
Laércio Ricardo Sartor   +5 more
doaj   +3 more sources

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

open access: yesArquivo Brasileiro de Medicina Veterinária e Zootecnia, 2018
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   +3 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

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

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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