Effect of phosphate-solubilizing bacteria isolated from semiarid soils on pitahaya seedlings (Hylocereus undatus)

Phosphate-solubilizing bacteria (PSB) are a group of organisms that solubilize fixed forms of phosphorus, making it available for the plant growth. The effect of three PSB strains, called PSBMi, PSBHc and PSBVa, on growth of pitahaya seedlings (Hylocereus undatus) was studied in a growth chamber. Th...

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Autores principales: Bautista-Cruz,Angélica, Ortiz-Hernández,Yolanda Donají, Martínez-Gallegos,Verónica, Martínez Gutiérrez,Gabino
Lenguaje:English
Publicado: Universidad de Tarapacá. Facultad de Ciencias Agronómicas 2015
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Acceso en línea:http://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0718-34292015000200008
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spelling oai:scielo:S0718-342920150002000082015-05-27Effect of phosphate-solubilizing bacteria isolated from semiarid soils on pitahaya seedlings (Hylocereus undatus)Bautista-Cruz,AngélicaOrtiz-Hernández,Yolanda DonajíMartínez-Gallegos,VerónicaMartínez Gutiérrez,Gabino Biofertilizer climbing cacti growth improvement peat moss Phosphate-solubilizing bacteria (PSB) are a group of organisms that solubilize fixed forms of phosphorus, making it available for the plant growth. The effect of three PSB strains, called PSBMi, PSBHc and PSBVa, on growth of pitahaya seedlings (Hylocereus undatus) was studied in a growth chamber. The results indicated that plant stem diameter, plant height, plant total dry weight and root length were greatest in pitahaya seedlings inoculated with PSBMi. The increase in these plant growth variables was 52.40, 34.71, 23.31 and 30.14% with respect to the control pitahaya seedlings not inoculated. The present study showed the potential of P-solubilizers on pitahaya seedling growth. However, further research is needed to understand the specific mechanisms involved in the positive effects of PSB on pitahaya plant growth and to verify these results under field conditions.info:eu-repo/semantics/openAccessUniversidad de Tarapacá. Facultad de Ciencias AgronómicasIdesia (Arica) v.33 n.2 20152015-05-01text/htmlhttp://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0718-34292015000200008en10.4067/S0718-34292015000200008
institution Scielo Chile
collection Scielo Chile
language English
topic Biofertilizer
climbing cacti
growth improvement
peat moss
spellingShingle Biofertilizer
climbing cacti
growth improvement
peat moss
Bautista-Cruz,Angélica
Ortiz-Hernández,Yolanda Donají
Martínez-Gallegos,Verónica
Martínez Gutiérrez,Gabino
Effect of phosphate-solubilizing bacteria isolated from semiarid soils on pitahaya seedlings (Hylocereus undatus)
description Phosphate-solubilizing bacteria (PSB) are a group of organisms that solubilize fixed forms of phosphorus, making it available for the plant growth. The effect of three PSB strains, called PSBMi, PSBHc and PSBVa, on growth of pitahaya seedlings (Hylocereus undatus) was studied in a growth chamber. The results indicated that plant stem diameter, plant height, plant total dry weight and root length were greatest in pitahaya seedlings inoculated with PSBMi. The increase in these plant growth variables was 52.40, 34.71, 23.31 and 30.14% with respect to the control pitahaya seedlings not inoculated. The present study showed the potential of P-solubilizers on pitahaya seedling growth. However, further research is needed to understand the specific mechanisms involved in the positive effects of PSB on pitahaya plant growth and to verify these results under field conditions.
author Bautista-Cruz,Angélica
Ortiz-Hernández,Yolanda Donají
Martínez-Gallegos,Verónica
Martínez Gutiérrez,Gabino
author_facet Bautista-Cruz,Angélica
Ortiz-Hernández,Yolanda Donají
Martínez-Gallegos,Verónica
Martínez Gutiérrez,Gabino
author_sort Bautista-Cruz,Angélica
title Effect of phosphate-solubilizing bacteria isolated from semiarid soils on pitahaya seedlings (Hylocereus undatus)
title_short Effect of phosphate-solubilizing bacteria isolated from semiarid soils on pitahaya seedlings (Hylocereus undatus)
title_full Effect of phosphate-solubilizing bacteria isolated from semiarid soils on pitahaya seedlings (Hylocereus undatus)
title_fullStr Effect of phosphate-solubilizing bacteria isolated from semiarid soils on pitahaya seedlings (Hylocereus undatus)
title_full_unstemmed Effect of phosphate-solubilizing bacteria isolated from semiarid soils on pitahaya seedlings (Hylocereus undatus)
title_sort effect of phosphate-solubilizing bacteria isolated from semiarid soils on pitahaya seedlings (hylocereus undatus)
publisher Universidad de Tarapacá. Facultad de Ciencias Agronómicas
publishDate 2015
url http://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0718-34292015000200008
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