A Potential Application of Endophytic Bacteria in Strawberry Production

Endophytic bacteria could be used as a tool to promote plant growth, enhance abiotic stress tolerance, and inhibit plant pathogen growth. More than 100 bacteria, previously tested to have biocontrol activity against fungal pathogens from our lab, were chosen for pathogen inhibition in vitro with ant...

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Autores principales: Chuansheng Mei, B. Sajeewa Amaradasa, Robert L. Chretien, Danyang Liu, George Snead, Jayesh B. Samtani, Scott Lowman
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Lenguaje:EN
Publicado: MDPI AG 2021
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Acceso en línea:https://doaj.org/article/3247d010cef340ce8a35db7ebe904846
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spelling oai:doaj.org-article:3247d010cef340ce8a35db7ebe9048462021-11-25T17:47:42ZA Potential Application of Endophytic Bacteria in Strawberry Production10.3390/horticulturae71105042311-7524https://doaj.org/article/3247d010cef340ce8a35db7ebe9048462021-11-01T00:00:00Zhttps://www.mdpi.com/2311-7524/7/11/504https://doaj.org/toc/2311-7524Endophytic bacteria could be used as a tool to promote plant growth, enhance abiotic stress tolerance, and inhibit plant pathogen growth. More than 100 bacteria, previously tested to have biocontrol activity against fungal pathogens from our lab, were chosen for pathogen inhibition in vitro with antibiosis assays against strawberry specific pathogens. Three potential endophytic bacteria were tested in the greenhouse for disease reduction and growth performance. Finally, field trials were conducted for fruit yield production. Our results showed that three endophytic bacteria significantly inhibited the growth of the strawberry pathogen <i>Colletotrichum gloeosporioides</i> from antibiosis assays and were identified as <i>Bacillus velezensis</i> strains IALR308, IALR585, and IALR619. Inoculation of these bacteria significantly reduced strawberry disease in greenhouse conditions with pathogen infection. Field trials showed that IALR619 has potential to influence marketable fruit yield when strawberry plants were inoculated twice over the growing season. All three bacteria had the ability to produce auxin and to solubilize phosphate. The antibiotics surfactin and iturin were also detected in IALR585 and IALR619. In conclusion, <i>Bacillus velezensis</i> IALR619 has potential inhibition of strawberry pathogen growth in the greenhouse and possible ability to increase marketable fruit yield in the field.Chuansheng MeiB. Sajeewa AmaradasaRobert L. ChretienDanyang LiuGeorge SneadJayesh B. SamtaniScott LowmanMDPI AGarticleendophytic bacteria<i>Bacillus velezensis</i>biological controlstrawberryfield trialsPlant cultureSB1-1110ENHorticulturae, Vol 7, Iss 504, p 504 (2021)
institution DOAJ
collection DOAJ
language EN
topic endophytic bacteria
<i>Bacillus velezensis</i>
biological control
strawberry
field trials
Plant culture
SB1-1110
spellingShingle endophytic bacteria
<i>Bacillus velezensis</i>
biological control
strawberry
field trials
Plant culture
SB1-1110
Chuansheng Mei
B. Sajeewa Amaradasa
Robert L. Chretien
Danyang Liu
George Snead
Jayesh B. Samtani
Scott Lowman
A Potential Application of Endophytic Bacteria in Strawberry Production
description Endophytic bacteria could be used as a tool to promote plant growth, enhance abiotic stress tolerance, and inhibit plant pathogen growth. More than 100 bacteria, previously tested to have biocontrol activity against fungal pathogens from our lab, were chosen for pathogen inhibition in vitro with antibiosis assays against strawberry specific pathogens. Three potential endophytic bacteria were tested in the greenhouse for disease reduction and growth performance. Finally, field trials were conducted for fruit yield production. Our results showed that three endophytic bacteria significantly inhibited the growth of the strawberry pathogen <i>Colletotrichum gloeosporioides</i> from antibiosis assays and were identified as <i>Bacillus velezensis</i> strains IALR308, IALR585, and IALR619. Inoculation of these bacteria significantly reduced strawberry disease in greenhouse conditions with pathogen infection. Field trials showed that IALR619 has potential to influence marketable fruit yield when strawberry plants were inoculated twice over the growing season. All three bacteria had the ability to produce auxin and to solubilize phosphate. The antibiotics surfactin and iturin were also detected in IALR585 and IALR619. In conclusion, <i>Bacillus velezensis</i> IALR619 has potential inhibition of strawberry pathogen growth in the greenhouse and possible ability to increase marketable fruit yield in the field.
format article
author Chuansheng Mei
B. Sajeewa Amaradasa
Robert L. Chretien
Danyang Liu
George Snead
Jayesh B. Samtani
Scott Lowman
author_facet Chuansheng Mei
B. Sajeewa Amaradasa
Robert L. Chretien
Danyang Liu
George Snead
Jayesh B. Samtani
Scott Lowman
author_sort Chuansheng Mei
title A Potential Application of Endophytic Bacteria in Strawberry Production
title_short A Potential Application of Endophytic Bacteria in Strawberry Production
title_full A Potential Application of Endophytic Bacteria in Strawberry Production
title_fullStr A Potential Application of Endophytic Bacteria in Strawberry Production
title_full_unstemmed A Potential Application of Endophytic Bacteria in Strawberry Production
title_sort potential application of endophytic bacteria in strawberry production
publisher MDPI AG
publishDate 2021
url https://doaj.org/article/3247d010cef340ce8a35db7ebe904846
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