Results 41 to 50 of about 12,019 (205)

Update of the Xylella spp. host plant database – systematic literature search up to 30 June 2023

open access: yesEFSA Journal, Volume 21, Issue 12, December 2023., 2023
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)   +5 more
wiley   +1 more source

Carfentrazone-ethyl, isolado e associado a duas formulações de glyphosate no controle de duas espécies de trapoeraba Carfentrazone-ethyl isolated and in mixture with two glyphosate formulations on the control of two dayflower species

open access: yesPlanta Daninha, 2002
Esta pesquisa teve como objetivo avaliar a eficácia do herbicida carfentrazone-ethyl, isolado ou associado ao glyphosate e ao glyphosate potássico, no controle de duas espécies de plantas daninhas conhecidas como trapoeraba: Commelina diffusa e Commelina
C.P. Ronchi   +4 more
doaj   +1 more source

Update of the Xylella spp. host plant database – systematic literature search up to 31 December 2022

open access: yesEFSA Journal, Volume 21, Issue 6, June 2023., 2023
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)   +3 more
wiley   +1 more source

Caracteres anatômicos de duas espécies de trapoeraba e a eficiência do glyphosate Anatomical features of two dayflower species (Commelina spp.) on glyphosate efficacy

open access: yesPlanta Daninha, 2002
O gênero Commelina engloba espécies de plantas daninhas de difícil controle em diversas culturas, principalmente onde o herbicida glyphosate tem sido utilizado com elevada freqüência. Este trabalho foi conduzido com o objetivo de avaliar diferenças entre
I.C. Santos   +4 more
doaj   +1 more source

Misturas de herbicidas para o controle de plantas daninhas do gênero Commelina Herbicide mixtures to control weeds of the genus Commelina

open access: yesPlanta Daninha, 2002
Este trabalho teve como objetivo avaliar a eficiência de misturas de herbicidas no controle de duas espécies de trapoeraba, Commelina diffusa e Commelina benghalensis.
C.P. Ronchi   +4 more
doaj   +1 more source

Efeito de herbicidas sobre quatro espécies de trapoeraba Effect of herbicides on four wandering-jew species

open access: yesPlanta Daninha, 2007
O controle químico de espécies do gênero Commelina (trapoerabas) é, muitas vezes, insatisfatório, apesar do uso intenso de herbicidas. O presente trabalho teve como objetivo avaliar o controle de quatro espécies daninhas de Commelina com o uso de ...
D.C. Rocha   +3 more
doaj   +1 more source

Morphology and anatomy of leaf miners in two species of Commelinaceae (Commelina diffusa Burm. f. and Floscopa glabrata (Kunth) Hassk) Morfologia e anatomia de minas foliares em duas espécies de Commelinaceae Commelina diffusa Burm. f. e Floscopa glabrata (Kunth) Hassk)

open access: yesActa Botânica Brasílica, 2010
In specialized literature, reports on anatomy of miners in host plants are few in number. These agents trigger excavations, or paths, by consumption of plant inner tissues by larvae of several insects.
Paula Maria Elb   +2 more
doaj   +1 more source

Spreading Dayflower Biology and Management in Turf

open access: yesEDIS, 2014
Spreading dayflower (Commelina diffusa) is a succulent annual that produces freely branched smooth stems. Leaves are broadly lance-shaped with closed sheaths. Sheaths are short with a few soft hairs on the upper margin. Flowers have three blue petals in
J. Bryan Unruh   +3 more
doaj   +5 more sources

Genetic parameters estimation in common bean under weed plant competition

open access: yesRevista Ceres, 2021
The present study aimed to estimate genetic parameters of 20 common bean genotypes, commercial and regional bean on weed interference. The agronomic characters analyzed were: average stem diameter (ASD); average plant length (APL); number of pods per pot
Clever Geraldo Coelho   +5 more
doaj   +1 more source

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