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dc.contributor.author
Iparraguirre, Julia
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Masciarelli, Oscar Alberto
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Llanes, Analia Susana
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Zocolo, Guilherme Juliao
dc.contributor.author
Luna, Maria Virginia
dc.date.available
2021-05-06T01:13:27Z
dc.date.issued
2020-07
dc.identifier.citation
Iparraguirre, Julia; Masciarelli, Oscar Alberto; Llanes, Analia Susana; Zocolo, Guilherme Juliao; Luna, Maria Virginia; Biofertilization with Macrocystis pyrifera algae extracts combined with PGPR-enhanced growth in Lactuca sativa seedlings; Springer; Journal of Applied Phycology; 32; 6; 7-2020; 4361-4371
dc.identifier.issn
0921-8971
dc.identifier.uri
http://hdl.handle.net/11336/131409
dc.description.abstract
To improve crop yields the application of fertilizers to provide nutrients to soils is recommended. An alternative option to substitute nutritional supplements of chemical origin is the use of biofertilizers. This study evaluated the effectiveness of a biofertilizer of natural origin, Macrocystis pyrifera algal extracts and its combination with the plant growth–promoting bacterium Azospirillum brasilense, on the germination and establishment of lettuce seedlings (Lactuca sativa) under two different water irrigation treatments. Results demonstrated that germination energy and germination power improved upon inoculation of lettuce seeds with the seaweed extract. After 7 days of culture, seedlings showed increased root growth which would help to ensure their establishment. The application of bacteria and algae individually or in combination exerted a positive effect on lettuce plant growth compared with controls (without applications). In addition, treatments with the brown seaweed extract favoured seedlings adaptation to an unfavourable environment (water deficit) by increasing their root mass and protecting them from the negative effects imposed by stress. These results suggest that the use of M. pyrifera extract to improve plant growth and to provide stress protection may be considered an interesting tool for agricultural purposes. Nevertheless, when A. brasilense (whose plant growth–promoting properties are largely known) is combined with the brown seaweed extract, a new biofertilizing formula is obtained and proposed for future seed inoculation technology, based on the promising effects observed in this work.
dc.format
application/pdf
dc.language.iso
eng
dc.publisher
Springer
dc.rights
info:eu-repo/semantics/restrictedAccess
dc.rights.uri
https://creativecommons.org/licenses/by-nc-sa/2.5/ar/
dc.subject
ALGAE EXTRACTS
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BIOLOGICAL FERTILIZER
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LETTUCE SEEDLINGS
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PHYTOHORMONES
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PLANT GROWTH–PROMOTING BACTERIA
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WATER DEFICIT PROTECTION
dc.subject.classification
Horticultura, Viticultura
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Agricultura, Silvicultura y Pesca
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CIENCIAS AGRÍCOLAS
dc.title
Biofertilization with Macrocystis pyrifera algae extracts combined with PGPR-enhanced growth in Lactuca sativa seedlings
dc.type
info:eu-repo/semantics/article
dc.type
info:ar-repo/semantics/artículo
dc.type
info:eu-repo/semantics/publishedVersion
dc.date.updated
2021-04-28T22:01:43Z
dc.journal.volume
32
dc.journal.number
6
dc.journal.pagination
4361-4371
dc.journal.pais
Países Bajos
dc.description.fil
Fil: Iparraguirre, Julia. Universidad Nacional de Rio Cuarto. Facultad de Ciencias Exactas Fisicoquímicas y Naturales. Cátedra de Fisiología Vegetal; Argentina. Universidad Nacional de Rio Cuarto. Facultad de Ciencias Exactas Fisicoquímicas y Naturales. Instituto de Investigaciones Agrobiotecnológicas - Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Córdoba. Instituto de Investigaciones Agrobiotecnológicas; Argentina
dc.description.fil
Fil: Masciarelli, Oscar Alberto. Universidad Nacional de Rio Cuarto. Facultad de Ciencias Exactas Fisicoquímicas y Naturales. Cátedra de Fisiología Vegetal; Argentina. Universidad Nacional de Rio Cuarto. Facultad de Ciencias Exactas Fisicoquímicas y Naturales. Instituto de Investigaciones Agrobiotecnológicas - Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Córdoba. Instituto de Investigaciones Agrobiotecnológicas; Argentina
dc.description.fil
Fil: Llanes, Analia Susana. Universidad Nacional de Rio Cuarto. Facultad de Ciencias Exactas Fisicoquímicas y Naturales. Cátedra de Fisiología Vegetal; Argentina. Universidad Nacional de Rio Cuarto. Facultad de Ciencias Exactas Fisicoquímicas y Naturales. Instituto de Investigaciones Agrobiotecnológicas - Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Córdoba. Instituto de Investigaciones Agrobiotecnológicas; Argentina
dc.description.fil
Fil: Zocolo, Guilherme Juliao. Ministerio da Agricultura Pecuaria e Abastecimento de Brasil. Empresa Brasileira de Pesquisa Agropecuaria; Brasil
dc.description.fil
Fil: Luna, Maria Virginia. Universidad Nacional de Rio Cuarto. Facultad de Ciencias Exactas Fisicoquímicas y Naturales. Cátedra de Fisiología Vegetal; Argentina. Universidad Nacional de Rio Cuarto. Facultad de Ciencias Exactas Fisicoquímicas y Naturales. Instituto de Investigaciones Agrobiotecnológicas - Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Córdoba. Instituto de Investigaciones Agrobiotecnológicas; Argentina
dc.journal.title
Journal of Applied Phycology
dc.relation.alternativeid
info:eu-repo/semantics/altIdentifier/url/https://link.springer.com/article/10.1007%2Fs10811-020-02202-4
dc.relation.alternativeid
info:eu-repo/semantics/altIdentifier/doi/http://dx.doi.org/10.1007/s10811-020-02202-4
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