Results 51 to 60 of about 760 (143)

Effect of weather conditions on efficacy and residue amount of two acetyl‐CoA carboxylase inhibiting herbicides in spinach

open access: yesWeed Research, Volume 65, Issue 4, July/August 2025.
Abstract The risk of contamination by the acetyl‐CoA carboxylase inhibiting herbicides fluazifop‐P‐butyl and quizalofop‐P‐ethyl is significant, particularly in short‐season vegetables like spinach. This study examined meteorological factors affecting their efficacy and residue levels in spinach. Field trials were conducted in Prague, Czech Republic, in
Miroslav Jursík   +4 more
wiley   +1 more source

Shifts in grasses diversity patterns between two contrasting 40‐year climate periods in tropical dry islands

open access: yesEcosphere, Volume 15, Issue 4, April 2024.
Abstract Grasses are one of the most successful and dispersed plant families worldwide and their environmental and economic values are widely acknowledged. They dominate the landscape of Cabo Verde, the southernmost and driest archipelago of Macaronesia, and are relevant natural resources for local populations, but a comprehensive evaluation of their ...
Maria Cristina Duarte   +7 more
wiley   +1 more source

Interference Relationships Between Weeds and Sugarcane in the ‘Plene’ System [PDF]

open access: yesPlanta Daninha
: Sugarcane is one of the most important crops planted in Brazil in that the presence of weeds in the fields has promoted significant yield reduction. The objective of this work was to evaluate the differential growth response of two sugarcane varieties ...
C.B. MOSSIN   +4 more
doaj   +2 more sources

COMPORTAMENTO INGESTIVO DE NOVILHOS ALIMENTADOS COM SILAGEM DE CAPIM PAPUÃ (UROCHLOAPLANTAGINEA) X SILAGEM DE SORGO (SORGHUM BICOLOR (L.) MOENCH) Ingestive behaviour of steers fed with Alexander grass silage (Urochloa plantaginea) x sorghum silage (Sorghum bicolor (L.) Moench)

open access: yesRevista Acadêmica Ciência Animal, 2013
O presente estudo objetivou avaliar os parâmetros de comportamento ingestivo de novilhos terminados em confinamento, alimentados com silagem de capim papuã e silagem de sorgo. Cada tratamento foi composto por seis animais com peso e idade média inicial de 245 kg e 20 meses, respectivamente, e grupos genéticos de cruzas Nelore (N) com Charolês (C).
Flânia Mônego Argenta   +9 more
openaire   +1 more source

Ingestive behavior, performance and forage intake by beef heifers on tropical pasture systems

open access: yesRevista Brasileira de Zootecnia, 2013
The experiment was carried out to evaluate forage intake, performance and ingestive behavior of beef heifers. Productive, structural and chemical characteristics of the pasture were also evaluated. The experimental design was completely randomized in a 3
Renato Alves de Oliveira Neto   +7 more
doaj   +1 more source

Weed Community in a Raw Sugarcane Renovation Area Submitted to Different Soil Managements [PDF]

open access: yesPlanta Daninha, 2016
The objective of this study was to evaluate the weed community in a raw sugarcane renovation area with three soil managements and peanut sowing in succession.
M.B.B. SOARES   +5 more
doaj   +2 more sources

Weed Management in Sprinkler-Irrigated Rice: Experiences from Southern Brazil [PDF]

open access: yes, 2017
Sprinkler rice saves water compared to paddy rice. However, in paddy fields, the water table is efficient for weed suppression. In sprinkler rice, there is no water table on soil; thus, weed management used in paddy rice may not be suitable for sprinkler
Andres, André   +6 more
core   +2 more sources

Seed production of Urochloa plantaginea (Link) R. Webster infesting maize and in pure stands

open access: yesRevista Brasileira de Agroecologia, 2016
Urochloa plantaginea (Link) R. Webster is an important weed and forage crop in Brazil. To subsidize management strategies for this plant, we studied its seed production in pure stands and infesting maize.
Carlos Armênio Khatounian   +3 more
doaj  

Weed community composition in different agro-systems [PDF]

open access: yes, 2017
Weed communities in agricultural systems are diverse and subjected to different agronomic practices. In this study, a phytosociological survey of the weed community in different cropping systems consisting of corn, horticulture, perennial cultivation of ...
Araújo, Vinícius Tavares de   +4 more
core   +2 more sources

Capim buffel (Cenchrus ciliaris L.) preservacao ex-situ e avaliacao aprofundada. [PDF]

open access: yes, 2017
Após a obtenção destes primeiros resultados, o BAG de plantas forrageiras da Embrapa Semi-Árido, assumiu o capim buffel como seu referencial, já tendo desenvolvido muitos trabalhos sobre esta forrageira, tanto sobre caracterização das cultivares e ...
OLIVEIRA, M. C. de   +2 more
core  

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