Results 61 to 70 of about 3,975 (175)

Seasonal and Landscape‐Driven Variations in Forage Resources of Apis mellifera scutellata: Implications for Pollination Sustainability and Colony Health in Taita Taveta County, Kenya

open access: yesEcology and Evolution, Volume 15, Issue 7, July 2025.
We used DNA metabarcoding to identify nectar and pollen plant species supporting honey bee nutrition across different landscapes and seasons in Taita Taveta County, Kenya. Forage availability was influenced by landscape and season, with exotic species (67%) dominating over native ones (33%), raising concerns about colony health and how the occurrence ...
Mary Chege   +4 more
wiley   +1 more source

Aspectos metodológicos para análise de depósitos de pulverizações pela determinação dos depósitos pontuais Methodological aspects for spray deposit analysis by punctual deposit determination

open access: yesPlanta Daninha, 2007
Objetivou-se com este trabalho avaliar a variabilidade dos depósitos de traçadores, simulando herbicidas aplicados em pós-emergência, em populações de Brachiaria plantaginea e Commelina benghalensis infestantes da cultura da soja.
R.T. Souza, E.D. Velini, L.A. Palladini
doaj   +1 more source

Update of the Xylella spp. host plant database – Systematic literature search up to 31 December 2024

open access: yesEFSA Journal, Volume 23, Issue 7, July 2025.
Abstract This scientific report provides an update of the Xylella spp. host plant database, aiming to provide information and scientific support to risk assessors, risk managers and researchers dealing with Xylella spp. Upon a mandate of the European Commission, EFSA created and regularly updates a database of host plant species of Xylella spp.
European Food Safety Authority (EFSA)   +8 more
wiley   +1 more source

Accumulation of macronutrients in cowpea and weeds in competition and under soil water deficit

open access: yesBioscience Journal, 2019
The ability of a plant species to succeed in colonization of agroecosystem depends on its efficiency in the use of growth resources even in deficient conditions.
Fernando Sarmento de Oliveira   +7 more
doaj   +3 more sources

MANEJO QUÍMICO DE ESPÉCIES DE TRAPOERABA COM APLICAÇÃO ISOLADA E EM MISTURA DE DIFERENTES HERBICIDAS

open access: yesRevista Caatinga, 2012
This paper evaluated the effect of different herbicides applied isolated and mixed on two species of dayflower (Commelina benghalensis and Commelina villosa). Both species were grown under pot conditions with a capacity of 14 L.
DAGOBERTO MARTINS   +3 more
doaj  

15–Lipoxygenase inhibition of Commelina benghalensis, Tradescantia fluminensis, Tradescantia zebrina

open access: yesAsian Pacific Journal of Tropical Biomedicine, 2014
To evaluate the 15-lipoxygenase inhibitory activity of the methanol leaf extracts of Commelina benghalensis, Tradescantia fluminensis (T. fluminensis) and Tradescantia zebrina.The inhibitory activity was evaluated using a spectrophotometric assay by observing the increase in absorbance at 234 nm due to the formation of the product 13 ...
Cean Socorro M. Alaba   +1 more
openaire   +3 more sources

Pest categorisation of Coccus viridis

open access: yesEFSA Journal, Volume 23, Issue 7, July 2025.
Abstract The EFSA Panel on Plant Health performed a pest categorisation of Coccus viridis (Hemiptera: Coccidae), the green coffee scale, for the territory of the European Union (EU), following the commodity risk assessment of Jasminum polyanthum from Uganda, in which C. viridis was identified as a pest of possible concern to the EU.
EFSA Panel on Plant Health (PLH)   +27 more
wiley   +1 more source

Morfofisiologia de plantas de milho em competição com picão-preto e trapoeraba submetidas a roçada Morphophysiology of corn plants in competition with picão-preto and trapoeraba submitted to clearings

open access: yesPlanta Daninha, 2012
Avaliou-se a eficiência do uso de roçadas no controle de picão-preto (Bidens pilosa) e trapoeraba (Commelina benghalensis) por meio de características morfológicas e fisiológicas do milho.
J.P. Lemos   +5 more
doaj   +1 more source

Paraquat, diuron and atrazine for the renewal of chemical weed control in northern Cameroon [PDF]

open access: yes, 1997
Au Nord-Cameroun, le paraquat est vulgarisé depuis 1987 et le diuron et l'atrazine depuis 1992, à la suite des recommandations de la SODECOTON et des tests réalisés par l'IRA en collaboration avec le CIRAD. Le paraquat montre une efficacité importante et
Gaudard, Lucien, Martin, José
core  

Food, Feed, and Phytochemical Uses of Wild Edible Plants: A Systematic Review

open access: yesFood Science &Nutrition, Volume 13, Issue 6, June 2025.
There are approximately 679 wild edible plant species in Ethiopia, of which 286 are commonly consumed across different regions, indicating a diverse range of wild edible plant sources. Wild edible plants in Ethiopia are utilized for food, animal feed, and pharmaceutical purposes by communities across the country.
Tamene Daba Rumicha   +4 more
wiley   +1 more source

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