Results 21 to 30 of about 8,512 (142)

Fungitoxic effect and phytochemical characteristics of Brazilian Cerrado weeds against Rhizoctonia solani and Macrophomina phaseolina fungi

open access: yesBrazilian Journal of Biology, 2022
The use of natural products obtained from plants, for example, invasive plants, offers a variety of allelochemicals with fungicidal potential. With this in perspective, the objective was to evaluate the fungicidal potential of ethanolic extracts of ...
E. R. S. Dilkin   +3 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

Caracterização morfológica de espécies de trapoeraba (Commelina spp.) utilizando a análise multivariada Morphological characterization of wandering-jew species (Commelina spp.) using multivariate analysis

open access: yesPlanta Daninha, 2007
As espécies Commelina benghalensis, C. villosa, C. diffusa e C. erecta são conhecidas como trapoeraba e, freqüentemente, são confundidas entre si, dificultando o controle químico, o que pode provocar prejuízos econômicos e danos ambientais.
D.C. Rocha, R.A. Rodella, D. Martins
doaj   +1 more source

Importancia de la anatomía foliar en la caracterización de Commelinaceae medicinales en la región rioplatense (Argentina).

open access: yesBoletín de la Sociedad Argentina de Botánica, 2016
Importancia de la anatomía foliar en la caracterización de Commelinaceae medicinales en la región rioplatense (Argentina). En este trabajo se analiza la anatomía de la lámina foliar de: Commelina erecta L. var. erecta f.
María C. Novoa, Ana M. Arambarri
doaj   +1 more source

Ocorrência de Commelina villosa como planta daninha em áreas agrícolas no estado do Paraná-PR, Brasil Occurence of Commelina villosa as weed in Paraná State, Brazil

open access: yesPlanta Daninha, 2000
As trapoerabas pertencem à família Commelinaceae e são plantas daninhas de difícil controle em diferentes regiões do país. No Brasil, a espécie Commelina benghalensis destaca-se como a principal trapoeraba infestante nas culturas de soja, milho, café e ...
Dalva C. Rocha   +2 more
doaj   +1 more source

Apicultural flora calendar for producers in the municipality of Major Izidoro, Alagoas

open access: yesDiversitas Journal, 2021
Resource availability and bee production in a particular locality are directly related to the floristic cover of the grazing area around the area where the hives are located. Therefore, the present work aimed to collect and identify
Cézar Augusto Tavares Alves   +1 more
doaj   +1 more source

Comparative pollination role of stamens and breeding system in three species of Commelina (Commelinaceae) in Ile-Ife, Nigeria

open access: yesActa Botânica Brasílica, 2013
This study investigated pollination mechanisms and breeding systems in five Commelina variants: two subspecies of Commelina diffusa (C. diffusa subsp. aquatica and C. diffusa subsp. montana, each having two staminodes); two variants of C.
Matthew Oziegbe   +2 more
doaj   +1 more source

Detección molecular de Cucumber mosaic virus y Pepper severe mottle virus en arvenses asociadas al cultivo de ají (Capsicum spp.)

open access: yesRevista U.D.C.A Actualidad & Divulgación Científica, 2022
En los últimos años, el ají (Capsicum chinense, Capsicum frutescens y Capsicum annuum var. Acuminatum), cultivado en el Valle del Cauca, se ha visto afectado por enfermedades virales causadas por Cucumber mosaic virus (CMV-ají) y Pepper severe mottle ...
Karina Lopez-Lopez   +2 more
doaj   +1 more source

Commelina erecta (Native)

open access: yes, 2011
Commelina erecta, Flower. Family Commelinaceae, Subclass Commelinidae.
Hugh D. Wilson
core   +2 more sources

The role of bud bank in glyphosate tolerance of two herbaceous species

open access: yesBoletín de la Sociedad Argentina de Botánica, 2019
Background and aims: Commelina erecta and Eutsachys retusa are two perennial weeds, which show high resprouting after glyphosate application. This behavior represents a serious problem for weed management.
Elisa S. Panigo   +4 more
doaj   +1 more source

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