Aboveground mechanical stimuli affect belowground plant-plant communication.

Plants can detect the presence of their neighbours and modify their growth behaviour accordingly. But the extent to which this neighbour detection is mediated by abiotic stressors is not well known. In this study we tested the acclimation response of Zea mays L. seedlings through belowground interac...

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Main Authors: Ali Elhakeem, Dimitrije Markovic, Anders Broberg, Niels P R Anten, Velemir Ninkovic
Format: Article
Language:English
Published: Public Library of Science (PLoS) 2018-01-01
Series:PLoS ONE
Online Access:http://europepmc.org/articles/PMC5931455?pdf=render
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author Ali Elhakeem
Dimitrije Markovic
Anders Broberg
Niels P R Anten
Velemir Ninkovic
author_facet Ali Elhakeem
Dimitrije Markovic
Anders Broberg
Niels P R Anten
Velemir Ninkovic
author_sort Ali Elhakeem
collection DOAJ
description Plants can detect the presence of their neighbours and modify their growth behaviour accordingly. But the extent to which this neighbour detection is mediated by abiotic stressors is not well known. In this study we tested the acclimation response of Zea mays L. seedlings through belowground interactions to the presence of their siblings exposed to brief mechano stimuli. Maize seedling simultaneously shared the growth solution of touched plants or they were transferred to the growth solution of previously touched plants. We tested the growth preferences of newly germinated seedlings toward the growth solution of touched (T_solution) or untouched plants (C_solution). The primary root of the newly germinated seedlings grew significantly less towards T_solution than to C_solution. Plants transferred to T_solution allocated more biomass to shoots and less to roots. While plants that simultaneously shared their growth solution with the touched plants produced more biomass. Results show that plant responses to neighbours can be modified by aboveground abiotic stress to those neighbours and suggest that these modifications are mediated by belowground interactions.
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spelling doaj.art-124d1f0cbc3a484da7192f385f617dfa2022-12-22T00:09:11ZengPublic Library of Science (PLoS)PLoS ONE1932-62032018-01-01135e019564610.1371/journal.pone.0195646Aboveground mechanical stimuli affect belowground plant-plant communication.Ali ElhakeemDimitrije MarkovicAnders BrobergNiels P R AntenVelemir NinkovicPlants can detect the presence of their neighbours and modify their growth behaviour accordingly. But the extent to which this neighbour detection is mediated by abiotic stressors is not well known. In this study we tested the acclimation response of Zea mays L. seedlings through belowground interactions to the presence of their siblings exposed to brief mechano stimuli. Maize seedling simultaneously shared the growth solution of touched plants or they were transferred to the growth solution of previously touched plants. We tested the growth preferences of newly germinated seedlings toward the growth solution of touched (T_solution) or untouched plants (C_solution). The primary root of the newly germinated seedlings grew significantly less towards T_solution than to C_solution. Plants transferred to T_solution allocated more biomass to shoots and less to roots. While plants that simultaneously shared their growth solution with the touched plants produced more biomass. Results show that plant responses to neighbours can be modified by aboveground abiotic stress to those neighbours and suggest that these modifications are mediated by belowground interactions.http://europepmc.org/articles/PMC5931455?pdf=render
spellingShingle Ali Elhakeem
Dimitrije Markovic
Anders Broberg
Niels P R Anten
Velemir Ninkovic
Aboveground mechanical stimuli affect belowground plant-plant communication.
PLoS ONE
title Aboveground mechanical stimuli affect belowground plant-plant communication.
title_full Aboveground mechanical stimuli affect belowground plant-plant communication.
title_fullStr Aboveground mechanical stimuli affect belowground plant-plant communication.
title_full_unstemmed Aboveground mechanical stimuli affect belowground plant-plant communication.
title_short Aboveground mechanical stimuli affect belowground plant-plant communication.
title_sort aboveground mechanical stimuli affect belowground plant plant communication
url http://europepmc.org/articles/PMC5931455?pdf=render
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AT dimitrijemarkovic abovegroundmechanicalstimuliaffectbelowgroundplantplantcommunication
AT andersbroberg abovegroundmechanicalstimuliaffectbelowgroundplantplantcommunication
AT nielspranten abovegroundmechanicalstimuliaffectbelowgroundplantplantcommunication
AT velemirninkovic abovegroundmechanicalstimuliaffectbelowgroundplantplantcommunication