A novel combination of in vitro propagation and hydroponic culture for hybrid cacao (Theobroma cacao) plants

Abstract Premise Currently, there is a lack of controlled cultivation methods for cacao (Theobroma cacao), a plant species with high commercial value. One major concern is the tendency of cacao plants to accumulate high concentrations of cadmium (Cd), a heavy metal with high toxicity to living organ...

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Main Authors: Luis David Vera Pinargote, Elisabeth Jamet, Naga Raju Maddela
Format: Article
Language:English
Published: Wiley 2025-05-01
Series:Applications in Plant Sciences
Subjects:
Online Access:https://doi.org/10.1002/aps3.70014
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author Luis David Vera Pinargote
Elisabeth Jamet
Naga Raju Maddela
author_facet Luis David Vera Pinargote
Elisabeth Jamet
Naga Raju Maddela
author_sort Luis David Vera Pinargote
collection DOAJ
description Abstract Premise Currently, there is a lack of controlled cultivation methods for cacao (Theobroma cacao), a plant species with high commercial value. One major concern is the tendency of cacao plants to accumulate high concentrations of cadmium (Cd), a heavy metal with high toxicity to living organisms. Methods and Results We describe a new two‐step method for the propagation of hybrid cacao plants, consisting of (1) in vitro germination for two weeks, followed by (2) transfer to a vertical hydroponic system for growth under controlled conditions. As a test case, two new cacao hybrids were cultivated in the presence of Cd and showed different levels of tolerance. Conclusions Our simple approach offers a new research direction for the controlled cultivation of cacao plants and can potentially be applied to other plants of agronomic interest. Moreover, this method allows the identification of plants that are resistant to various toxic substances, which could then be used in phytoremediation.
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spelling doaj-art-35f79a84933f4dda851ece6bb7eabcc62025-06-25T12:27:41ZengWileyApplications in Plant Sciences2168-04502025-05-01133n/an/a10.1002/aps3.70014A novel combination of in vitro propagation and hydroponic culture for hybrid cacao (Theobroma cacao) plantsLuis David Vera Pinargote0Elisabeth Jamet1Naga Raju Maddela2Laboratoire de Recherche en Sciences Végétales Université de Toulouse CNRS, UPS, Auzeville Tolosane FranceLaboratoire de Recherche en Sciences Végétales Université de Toulouse CNRS, UPS, Auzeville Tolosane FranceInstituto de Investigación Universidad Técnica de Manabí Portoviejo EcuadorAbstract Premise Currently, there is a lack of controlled cultivation methods for cacao (Theobroma cacao), a plant species with high commercial value. One major concern is the tendency of cacao plants to accumulate high concentrations of cadmium (Cd), a heavy metal with high toxicity to living organisms. Methods and Results We describe a new two‐step method for the propagation of hybrid cacao plants, consisting of (1) in vitro germination for two weeks, followed by (2) transfer to a vertical hydroponic system for growth under controlled conditions. As a test case, two new cacao hybrids were cultivated in the presence of Cd and showed different levels of tolerance. Conclusions Our simple approach offers a new research direction for the controlled cultivation of cacao plants and can potentially be applied to other plants of agronomic interest. Moreover, this method allows the identification of plants that are resistant to various toxic substances, which could then be used in phytoremediation.https://doi.org/10.1002/aps3.70014abiotic stresscacao hybridcadmium tolerancehydroponic systemplant in vitro propagation
spellingShingle Luis David Vera Pinargote
Elisabeth Jamet
Naga Raju Maddela
A novel combination of in vitro propagation and hydroponic culture for hybrid cacao (Theobroma cacao) plants
Applications in Plant Sciences
abiotic stress
cacao hybrid
cadmium tolerance
hydroponic system
plant in vitro propagation
title A novel combination of in vitro propagation and hydroponic culture for hybrid cacao (Theobroma cacao) plants
title_full A novel combination of in vitro propagation and hydroponic culture for hybrid cacao (Theobroma cacao) plants
title_fullStr A novel combination of in vitro propagation and hydroponic culture for hybrid cacao (Theobroma cacao) plants
title_full_unstemmed A novel combination of in vitro propagation and hydroponic culture for hybrid cacao (Theobroma cacao) plants
title_short A novel combination of in vitro propagation and hydroponic culture for hybrid cacao (Theobroma cacao) plants
title_sort novel combination of in vitro propagation and hydroponic culture for hybrid cacao theobroma cacao plants
topic abiotic stress
cacao hybrid
cadmium tolerance
hydroponic system
plant in vitro propagation
url https://doi.org/10.1002/aps3.70014
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