Role of Trichoderma aggressivum f. europaeum as Plant-Growth Promoter in Horticulture

The main objective of this study was to determine the capacity of Trichoderma aggressivum f. europaeum to promote pepper and tomato seedling growth compared to that of T. saturnisporum, a species recently characterised as a biostimulant. Consequently, in vitro seed germination and seedling growth te...

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Main Authors: Sánchez-Montesinos, Brenda, Diánez, Fernando, Moreno-Gavíra, Alejandro, Gea, Francisco J., Santos, Mila
Format: info:eu-repo/semantics/article
Language:English
Published: MDPI 2020
Subjects:
Online Access:http://hdl.handle.net/10835/8352
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author Sánchez-Montesinos, Brenda
Diánez, Fernando
Moreno-Gavíra, Alejandro
Gea, Francisco J.
Santos, Mila
author_facet Sánchez-Montesinos, Brenda
Diánez, Fernando
Moreno-Gavíra, Alejandro
Gea, Francisco J.
Santos, Mila
author_sort Sánchez-Montesinos, Brenda
collection DSpace
description The main objective of this study was to determine the capacity of Trichoderma aggressivum f. europaeum to promote pepper and tomato seedling growth compared to that of T. saturnisporum, a species recently characterised as a biostimulant. Consequently, in vitro seed germination and seedling growth tests were performed under commercial plant nursery conditions. Additionally, the effects of different doses and a mixture of both species on seedling growth under plant nursery and subsequently under greenhouse conditions were determined. Furthermore, mass production of spores was determined in different substrates, and their siderophore and indole acetic acid production and phosphate (P) solubilisation capacity were also determined. Direct application of Trichoderma aggressivum f. europaeum to seeds in vitro neither increases the percentage of pepper and tomato seed germination nor improves their vigour index. However, substrate irrigation using different doses under commercial plant nursery conditions increases the quality of tomato and pepper seedlings. Tomato roots increased by 66.66% at doses of 106 spores per plant. Applying T. aggressivum f. europaeum or T. saturnisporum under plant nursery conditions added value to seedlings because their growth-promoting effect is maintained under greenhouse conditions up to three months after transplantation. The combined application of the two species had no beneficial effect in relation to that of the control. The present study demonstrates the biostimulant capacity of T. aggressivum f. europaeum in pepper and tomato plants under commercial plant nursery and greenhouse conditions.
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spelling oai:repositorio.ual.es:10835-83522023-04-12T18:56:40Z Role of Trichoderma aggressivum f. europaeum as Plant-Growth Promoter in Horticulture Sánchez-Montesinos, Brenda Diánez, Fernando Moreno-Gavíra, Alejandro Gea, Francisco J. Santos, Mila Trichoderma plant growth promotion tomato pepper biostimulant The main objective of this study was to determine the capacity of Trichoderma aggressivum f. europaeum to promote pepper and tomato seedling growth compared to that of T. saturnisporum, a species recently characterised as a biostimulant. Consequently, in vitro seed germination and seedling growth tests were performed under commercial plant nursery conditions. Additionally, the effects of different doses and a mixture of both species on seedling growth under plant nursery and subsequently under greenhouse conditions were determined. Furthermore, mass production of spores was determined in different substrates, and their siderophore and indole acetic acid production and phosphate (P) solubilisation capacity were also determined. Direct application of Trichoderma aggressivum f. europaeum to seeds in vitro neither increases the percentage of pepper and tomato seed germination nor improves their vigour index. However, substrate irrigation using different doses under commercial plant nursery conditions increases the quality of tomato and pepper seedlings. Tomato roots increased by 66.66% at doses of 106 spores per plant. Applying T. aggressivum f. europaeum or T. saturnisporum under plant nursery conditions added value to seedlings because their growth-promoting effect is maintained under greenhouse conditions up to three months after transplantation. The combined application of the two species had no beneficial effect in relation to that of the control. The present study demonstrates the biostimulant capacity of T. aggressivum f. europaeum in pepper and tomato plants under commercial plant nursery and greenhouse conditions. 2020-07-21T07:01:54Z 2020-07-21T07:01:54Z 2020-07-13 info:eu-repo/semantics/article 2073-4395 http://hdl.handle.net/10835/8352 en https://www.mdpi.com/2073-4395/10/7/1004 Attribution-NonCommercial-NoDerivatives 4.0 Internacional http://creativecommons.org/licenses/by-nc-nd/4.0/ info:eu-repo/semantics/openAccess MDPI
spellingShingle Trichoderma
plant growth promotion
tomato
pepper
biostimulant
Sánchez-Montesinos, Brenda
Diánez, Fernando
Moreno-Gavíra, Alejandro
Gea, Francisco J.
Santos, Mila
Role of Trichoderma aggressivum f. europaeum as Plant-Growth Promoter in Horticulture
title Role of Trichoderma aggressivum f. europaeum as Plant-Growth Promoter in Horticulture
title_full Role of Trichoderma aggressivum f. europaeum as Plant-Growth Promoter in Horticulture
title_fullStr Role of Trichoderma aggressivum f. europaeum as Plant-Growth Promoter in Horticulture
title_full_unstemmed Role of Trichoderma aggressivum f. europaeum as Plant-Growth Promoter in Horticulture
title_short Role of Trichoderma aggressivum f. europaeum as Plant-Growth Promoter in Horticulture
title_sort role of trichoderma aggressivum f. europaeum as plant-growth promoter in horticulture
topic Trichoderma
plant growth promotion
tomato
pepper
biostimulant
url http://hdl.handle.net/10835/8352
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