Results 11 to 20 of about 2,593 (177)

Modes of Action of Microbially-Produced Phytotoxins [PDF]

open access: yesToxins, 2011
Some of the most potent phytotoxins are synthesized by microbes. A few of these share molecular target sites with some synthetic herbicides, but many microbial toxins have unique target sites with potential for exploitation by the herbicide industry ...
Franck E. Dayan, Stephen O. Duke
doaj   +3 more sources

To Beet or Not (Just) to Beet: Ecology, Virulence and Genomic Insights Into the Leaf Spot Disease Causative Pseudomonas syringae pv. aptata. [PDF]

open access: yesMol Plant Pathol
We profile Pseudomonas syringae pv. aptata, causing bacterial leaf spot on chenopods and cucurbits, highlighting epidemiology, virulence mechanisms and integrated disease management strategies. ABSTRACT Taxonomy Kingdom Bacteria; Phylum Proteobacteria; Class Gammaproteobacteria; Family Pseudomonadaceae; Genus Pseudomonas; Species Pseudomonas syringae ...
Nikolić I   +7 more
europepmc   +2 more sources

Sulfide as a soil phytotoxin—a review [PDF]

open access: yesFrontiers in Plant Science, 2013
In wetland soils and underwater sediments of marine, brackish and freshwater systems, the strong phytotoxin sulfide may accumulate as a result of microbial reduction of sulfate during anaerobiosis, its level depending on prevailing edaphic conditions.
Leon P M Lamers   +10 more
openaire   +5 more sources

Synthesis and Activity of 2-Acyl-cyclohexane-1,3-dione Congeners Derived from Peperomia Natural Products against the Plant p-Hydroxyphenylpyruvate Dioxygenase Herbicidal Molecular Target Site

open access: yesPlants, 2022
Plastoquinone is a key electron carrier in photosynthesis and an essential cofactor for the biosynthesis of carotenoids. p-Hydroxyphenylpyruvate dioxygenase (HPPD) is a vital enzymatic step in plastoquinone biosynthesis that is the target of triketone ...
Joey K. Ooka   +7 more
doaj   +1 more source

Selection of phytotoxin producing rhizobacteria [PDF]

open access: yesAnais da Academia Brasileira de Ciências, 2011
In order to select phytotoxin producing rhizobacteria to control weed plants, twenty five bacterial strains previously isolated from the rhizospheres of various plants were grown in a liquid medium and, after cell removal by centrifugation, the liquid phases were freeze-dried and the products were extracted with ethyl acetate/methanol.
Carvalho, Daniel D.C.   +3 more
openaire   +5 more sources

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 Metabolites Produced by Fungi Involved in Grapevine Trunk Diseases: Progress, Challenges, and Opportunities

open access: yesPlants, 2022
Grapevine trunk diseases (GTDs), caused by fungal pathogens, are a serious threat to vineyards worldwide, causing significant yield and economic loss.
Pierluigi Reveglia   +2 more
doaj   +1 more source

Discovery of Three New Phytotoxins from the Fungus Aspergillus nidulans by Pathway Inactivation

open access: yesMolecules, 2019
Fungi are a source of novel phytotoxic compounds to be explored in the search for effective and environmentally safe herbicides. The genetic inactivation of the biosynthetic pathway of the new phytotoxin cichorine has led to the isolation of three novel ...
Lijuan Liao   +5 more
doaj   +1 more source

Metabolites from Alternaria Fungi and Their Bioactivities

open access: yesMolecules, 2013
Alternaria is a cosmopolitan fungal genus widely distributing in soil and organic matter. It includes saprophytic, endophytic and pathogenic species. At least 268 metabolites from Alternaria fungi have been reported in the past few decades.
Ligang Zhou   +3 more
doaj   +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

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