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Potato yield and metabolic changes by use of biofertilizer containing L-glutamic acid

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dc.creator Röder, Cinthia
dc.creator Mógor, Átila Francisco
dc.creator Szilagyi-Zecchin, Vivian Jaskiw
dc.creator Gemin, Luiz Gabriel
dc.creator Mógor, Gilda
dc.date 2018-08-01
dc.date.accessioned 2023-03-30T19:35:05Z
dc.date.available 2023-03-30T19:35:05Z
dc.identifier https://comunicatascientiae.com.br/comunicata/article/view/2564
dc.identifier 10.14295/cs.v9i2.2564
dc.identifier.uri https://biblioteca-repositorio.clacso.edu.ar/handle/CLACSO/246770
dc.description The identification of natural bioactive sources capable of enhancing yield gains on agriculture is a tool to promote sustainability. In this study, the effect of foliar applications of sugarcane molasses fermented by the bacteria Corynebacterium glutamicum, containing 30% (w/v) of the amino acid L-glutamic acid was tested on organically grown potato for two seasons. Four foliar applications at intervals of ten days were made using solutions with different concentrations of the fermented broth (0.2, 0.4, 0.6, 0.8 mL L-1). Total and commercial potato yield and biochemical alterations on leaves at 50 and 60 days after planting were determined. The applications of the fermented broth promoted yield gains and changes in chlorophylls, carotenoids, nitrate reductase enzyme (EC 1.6.6.1) activity, delaying the senescence and improving the free amino acid and soluble protein content of leaves. It was concluded that the fermented broth was able of improving potato yield by stimulating the nitrate reductase activity. en-US
dc.description The identification of natural bioactive sources capable of enhancing yield gains on agriculture is a tool to promote sustainability. In this study, the effect of foliar applications of sugarcane molasses fermented by the bacteria Corynebacterium glutamicum, containing 30% (w/v) of the amino acid L-glutamic acid was tested on organically grown potato for two seasons. Four foliar applications at intervals of ten days were made using solutions with different concentrations of the fermented broth (0.2, 0.4, 0.6, 0.8 mL L-1). Total and commercial potato yield and biochemical alterations on leaves at 50 and 60 days after planting were determined. The applications of the fermented broth promoted yield gains and changes in chlorophylls, carotenoids, nitrate reductase enzyme (EC 1.6.6.1) activity, delaying the senescence and improving the free amino acid and soluble protein content of leaves. It was concluded that the fermented broth was able of improving potato yield by stimulating the nitrate reductase activity. pt-BR
dc.format application/pdf
dc.format application/pdf
dc.language eng
dc.publisher Federal University of Piauí en-US
dc.relation https://comunicatascientiae.com.br/comunicata/article/view/2564/549
dc.relation https://comunicatascientiae.com.br/comunicata/article/view/2564/722
dc.rights Copyright (c) 2018 Cinthia Röder, Átila Francisco Mógor, Vivian Jaskiw Szilagyi-Zecchin, Luiz Gabriel Gemin, Gilda Mógor en-US
dc.source Comunicata Scientiae; Vol. 9 No. 2 (2018); 211-218 en-US
dc.source Comunicata Scientiae; v. 9 n. 2 (2018); 211-218 pt-BR
dc.source 2177-5133
dc.source 2176-9079
dc.subject Solanum tuberosum en-US
dc.subject Corynebacterium glutamicum en-US
dc.subject organic production en-US
dc.subject biofertilizer en-US
dc.subject amino acid en-US
dc.subject Solanum tuberosum pt-BR
dc.subject Corynebacterium glutamicum pt-BR
dc.subject organic production pt-BR
dc.subject biofertilizer pt-BR
dc.subject amino acid pt-BR
dc.title Potato yield and metabolic changes by use of biofertilizer containing L-glutamic acid en-US
dc.title Potato yield and metabolic changes by use of biofertilizer containing L-glutamic acid pt-BR
dc.type info:eu-repo/semantics/article
dc.type info:eu-repo/semantics/publishedVersion
dc.type Field study, biochemical approach en-US


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