Glyphosate decreases mycorrhizal colonization and affects plant - soil feedback

Our aim was to study the effects of glyphosate, tilling practice and cultivation history on mycorrhizal colonization and growth of target (weeds) and non - target (crops) plants. Glyphosate, the world's mostwidely used pesticide, inhibits an enzyme found in plants but also in microbes.We examined the effects of glyphosate treatment applied in the preceding fall on growth of a perennial weed, Elymus repens (target plant) and a forage grass, Festuca pratensis (non - target plant) and their arbuscular mycorrhizal fungal (AMF) root colonization in a field pot experiment. Nontarget plantswere sownin the following spring. Furthermore,we tested if glyphosate effects depend on tillage or soil properties modulated by long cultivation history of endophyte symbiotic grass (E+ grass). AMF root colonization, plant establishment and growth, glyphosate residues in plants, and soil chemistry were measured. Glyphosate reduced the mycorrhizal colonization and growth of both target and non - target grasses. The magnitude of reduction depended on tillage and soil properties due to cultivation history of E+ grass.We detected glyphosate residues in weeds and crop plants in the growing season following the glyphosate treatment. Residues were higher in plants growing in no - till pots compared to conspecifics in tilled pots. These results demonstrate negative effects of glyphosate on non - target organisms in agricultural environments and grassland ecosystems.

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Main Authors: Helander, Marjo, Saloniemi, Irma, Omacini, Marina, Druille, Magdalena, Salminen, Juha Pekka, Saikkonen, Kari
Format: Texto biblioteca
Language:eng
Subjects:ARBUSCULAR MYCORRHIZA, ENDOPHYTIC FUNGI, GLYPHOSATE, HERBICIDES, NO - TILL, PLANT - SOIL FEEDBACK,
Online Access:http://ceiba.agro.uba.ar/cgi-bin/koha/opac-detail.pl?biblionumber=45719
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spelling KOHA-OAI-AGRO:457192023-06-23T10:57:09Zhttp://ceiba.agro.uba.ar/cgi-bin/koha/opac-detail.pl?biblionumber=45719http://ceiba.agro.uba.ar/cgi-bin/koha/opac-detail.pl?biblionumber=http://ceiba.agro.uba.ar/cgi-bin/koha/opac-detail.pl?biblionumber=http://ceiba.agro.uba.ar/cgi-bin/koha/opac-detail.pl?biblionumber=http://ceiba.agro.uba.ar/cgi-bin/koha/opac-detail.pl?biblionumber=http://ceiba.agro.uba.ar/cgi-bin/koha/opac-detail.pl?biblionumber=http://ceiba.agro.uba.ar/cgi-bin/koha/opac-detail.pl?biblionumber=http://ceiba.agro.uba.ar/cgi-bin/koha/opac-detail.pl?biblionumber=http://ceiba.agro.uba.ar/cgi-bin/koha/opac-detail.pl?biblionumber=AAGGlyphosate decreases mycorrhizal colonization and affects plant - soil feedbackHelander, MarjoSaloniemi, IrmaOmacini, MarinaDruille, MagdalenaSalminen, Juha PekkaSaikkonen, Karitextengapplication/pdfOur aim was to study the effects of glyphosate, tilling practice and cultivation history on mycorrhizal colonization and growth of target (weeds) and non - target (crops) plants. Glyphosate, the world's mostwidely used pesticide, inhibits an enzyme found in plants but also in microbes.We examined the effects of glyphosate treatment applied in the preceding fall on growth of a perennial weed, Elymus repens (target plant) and a forage grass, Festuca pratensis (non - target plant) and their arbuscular mycorrhizal fungal (AMF) root colonization in a field pot experiment. Nontarget plantswere sownin the following spring. Furthermore,we tested if glyphosate effects depend on tillage or soil properties modulated by long cultivation history of endophyte symbiotic grass (E+ grass). AMF root colonization, plant establishment and growth, glyphosate residues in plants, and soil chemistry were measured. Glyphosate reduced the mycorrhizal colonization and growth of both target and non - target grasses. The magnitude of reduction depended on tillage and soil properties due to cultivation history of E+ grass.We detected glyphosate residues in weeds and crop plants in the growing season following the glyphosate treatment. Residues were higher in plants growing in no - till pots compared to conspecifics in tilled pots. These results demonstrate negative effects of glyphosate on non - target organisms in agricultural environments and grassland ecosystems.Our aim was to study the effects of glyphosate, tilling practice and cultivation history on mycorrhizal colonization and growth of target (weeds) and non - target (crops) plants. Glyphosate, the world's mostwidely used pesticide, inhibits an enzyme found in plants but also in microbes.We examined the effects of glyphosate treatment applied in the preceding fall on growth of a perennial weed, Elymus repens (target plant) and a forage grass, Festuca pratensis (non - target plant) and their arbuscular mycorrhizal fungal (AMF) root colonization in a field pot experiment. Nontarget plantswere sownin the following spring. Furthermore,we tested if glyphosate effects depend on tillage or soil properties modulated by long cultivation history of endophyte symbiotic grass (E+ grass). AMF root colonization, plant establishment and growth, glyphosate residues in plants, and soil chemistry were measured. Glyphosate reduced the mycorrhizal colonization and growth of both target and non - target grasses. The magnitude of reduction depended on tillage and soil properties due to cultivation history of E+ grass.We detected glyphosate residues in weeds and crop plants in the growing season following the glyphosate treatment. Residues were higher in plants growing in no - till pots compared to conspecifics in tilled pots. These results demonstrate negative effects of glyphosate on non - target organisms in agricultural environments and grassland ecosystems.ARBUSCULAR MYCORRHIZAENDOPHYTIC FUNGIGLYPHOSATEHERBICIDESNO - TILLPLANT - SOIL FEEDBACKScience of the Total Environment
institution UBA FA
collection Koha
country Argentina
countrycode AR
component Bibliográfico
access En linea
En linea
databasecode cat-ceiba
tag biblioteca
region America del Sur
libraryname Biblioteca Central FAUBA
language eng
topic ARBUSCULAR MYCORRHIZA
ENDOPHYTIC FUNGI
GLYPHOSATE
HERBICIDES
NO - TILL
PLANT - SOIL FEEDBACK
ARBUSCULAR MYCORRHIZA
ENDOPHYTIC FUNGI
GLYPHOSATE
HERBICIDES
NO - TILL
PLANT - SOIL FEEDBACK
spellingShingle ARBUSCULAR MYCORRHIZA
ENDOPHYTIC FUNGI
GLYPHOSATE
HERBICIDES
NO - TILL
PLANT - SOIL FEEDBACK
ARBUSCULAR MYCORRHIZA
ENDOPHYTIC FUNGI
GLYPHOSATE
HERBICIDES
NO - TILL
PLANT - SOIL FEEDBACK
Helander, Marjo
Saloniemi, Irma
Omacini, Marina
Druille, Magdalena
Salminen, Juha Pekka
Saikkonen, Kari
Glyphosate decreases mycorrhizal colonization and affects plant - soil feedback
description Our aim was to study the effects of glyphosate, tilling practice and cultivation history on mycorrhizal colonization and growth of target (weeds) and non - target (crops) plants. Glyphosate, the world's mostwidely used pesticide, inhibits an enzyme found in plants but also in microbes.We examined the effects of glyphosate treatment applied in the preceding fall on growth of a perennial weed, Elymus repens (target plant) and a forage grass, Festuca pratensis (non - target plant) and their arbuscular mycorrhizal fungal (AMF) root colonization in a field pot experiment. Nontarget plantswere sownin the following spring. Furthermore,we tested if glyphosate effects depend on tillage or soil properties modulated by long cultivation history of endophyte symbiotic grass (E+ grass). AMF root colonization, plant establishment and growth, glyphosate residues in plants, and soil chemistry were measured. Glyphosate reduced the mycorrhizal colonization and growth of both target and non - target grasses. The magnitude of reduction depended on tillage and soil properties due to cultivation history of E+ grass.We detected glyphosate residues in weeds and crop plants in the growing season following the glyphosate treatment. Residues were higher in plants growing in no - till pots compared to conspecifics in tilled pots. These results demonstrate negative effects of glyphosate on non - target organisms in agricultural environments and grassland ecosystems.
format Texto
topic_facet ARBUSCULAR MYCORRHIZA
ENDOPHYTIC FUNGI
GLYPHOSATE
HERBICIDES
NO - TILL
PLANT - SOIL FEEDBACK
author Helander, Marjo
Saloniemi, Irma
Omacini, Marina
Druille, Magdalena
Salminen, Juha Pekka
Saikkonen, Kari
author_facet Helander, Marjo
Saloniemi, Irma
Omacini, Marina
Druille, Magdalena
Salminen, Juha Pekka
Saikkonen, Kari
author_sort Helander, Marjo
title Glyphosate decreases mycorrhizal colonization and affects plant - soil feedback
title_short Glyphosate decreases mycorrhizal colonization and affects plant - soil feedback
title_full Glyphosate decreases mycorrhizal colonization and affects plant - soil feedback
title_fullStr Glyphosate decreases mycorrhizal colonization and affects plant - soil feedback
title_full_unstemmed Glyphosate decreases mycorrhizal colonization and affects plant - soil feedback
title_sort glyphosate decreases mycorrhizal colonization and affects plant - soil feedback
url http://ceiba.agro.uba.ar/cgi-bin/koha/opac-detail.pl?biblionumber=45719
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