Results 21 to 30 of about 3,624 (212)

Enhancing the power of liquid chromatography? Mass spectrometry for chemical fingerprinting of phytotoxins in the environment

open access: yes, 2021
Phytotoxins are plant secondary metabolites. They have recently been considered as chemicals of emerging concern (CECs) and there is a growing interest in their environmental fate and potential threat to public health.
Liang, Xiaomeng   +2 more
core   +1 more source

Integration of sunflower (Helianthus annuus) residues with a pre-plant herbicide enhances weed suppression in broad bean (Vicia faba) Integração de resíduos de girassol (Helianthus annuus) com herbicida pré-emergente na supressão de plantas daninhas na cultura da fava (Vicia faba)

open access: yesPlanta Daninha, 2011
Field trial was conducted with the aim of utilizing allelopathic crop residues to reduce the use of synthetic herbicides in broad bean (Vicia faba) fields.
I.S Alsaadawi   +3 more
doaj   +1 more source

Phytotoxins from Tithonia diversifolia [PDF]

open access: yesJournal of Natural Products, 2015
Tithonia diversifolia (Mexican sunflower) is a dominant plant of the Asteraceae family, which suggests it produces allelochemicals that interfere with the development of surrounding plants. The study described herein was conducted to identify the compounds that have phytotoxic activity in T. diversifolia extracts.
M.Miranda, Maria A. F.   +5 more
openaire   +3 more sources

Phytotoxic Metabolites Isolated from Neufusicoccum batangarum, the Causal Agent of the Scabby Canker of Cactus Pear (Opuntia ficus-indica L.)

open access: yesToxins, 2020
Six phytotoxins were obtained from the culture filtrates of the ascomycete Neofusicoccum batangarum, the causal agent of the scabby canker of cactus pear (Opuntia ficus-indica L.) in minor Sicily islands.
Marco Masi   +5 more
doaj   +1 more source

Specialized Metabolites Produced by Phytotopatogen Fungi to Control Weeds and Parasite Plants

open access: yesMicroorganisms, 2023
Weeds such as parasite plants are one of the most serious pests that farmers are forced to combat since the development of agriculture using different methods including mechanic and agronomy strategies.
Antonio Evidente
doaj   +1 more source

The Search for Quorum Sensing in Botrytis cinerea: Regulatory Activity of Its Extracts on Its Development

open access: yesPlants, 2020
Botrytis cinerea is a phytopathogenic fungus that causes large crop and post-harvest losses. Therefore, new and effective strategies are needed to control the disease and to reduce resistance to fungicides.
Esteban D. Rosero-Hernández   +1 more
doaj   +1 more source

Purification of N-coronafacoyl Phytotoxins from Streptomyces scabies

open access: yesBio-Protocol, 2017
This procedure is used for large-scale purification of N-coronafacoyl phytotoxins that are produced by the potato common scab pathogen Streptomyces scabies. The procedure employs organic extraction of S.
Luke Bown, Dawn Bignell
doaj   +1 more source

Phytotoxic Secondary Metabolites from Fungi

open access: yesToxins, 2021
Fungal phytotoxic secondary metabolites are poisonous substances to plants produced by fungi through naturally occurring biochemical reactions. These metabolites exhibit a high level of diversity in their properties, such as structures, phytotoxic ...
Dan Xu   +6 more
doaj   +1 more source

Comprehensive Toxic Plants–Phytotoxins Database and Its Application in Assessing Aquatic Micropollution Potential

open access: yes, 2018
The production of toxic plant secondary metabolites (phytotoxins) for defense is a widespread phenomenon in the plant kingdom and is even present in agricultural crops.
Hollender, Juliane   +9 more
core   +2 more sources

Two Homologues of the Global Regulator Csr/Rsm Redundantly Control Phaseolotoxin Biosynthesis and Virulence in the Plant Pathogen Pseudomonas amygdali pv. phaseolicola 1448A

open access: yesMicroorganisms, 2020
The widely conserved Csr/Rsm (carbon storage regulator/repressor of stationary-phase metabolites) post-transcriptional regulatory system controls diverse phenotypes involved in bacterial pathogenicity and virulence. Here we show that Pseudomonas amygdali
Diana Ramírez-Zapata   +5 more
doaj   +1 more source

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