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dc.contributor.authorCANELLAS, L. P.
dc.contributor.authorCANELLAS, N. A.
dc.contributor.authorSILVA, R. M.
dc.contributor.authorNOVOTNY, E. H.
dc.contributor.authorOLIVARES, F. L.
dc.date.accessioned2024-10-16T18:56:30Z-
dc.date.available2024-10-16T18:56:30Z-
dc.date.created2024-10-16
dc.date.issued2024
dc.identifier.citationAgronomy, v. 14, n. 9, 2006, 2024.
dc.identifier.urihttp://www.alice.cnptia.embrapa.br/alice/handle/doc/1168128-
dc.descriptionThis study aimed to evaluate the effect of soluble humic substances and plant-growth-promoting bacteria on the vegetative growth of Mombaça grass. A greenhouse experiment was conducted to study the effects of foliar applications of humic substances (0, 12, 24, 48, and 96 mg C L−1) on the growth of Mombaça fifteen days after germination. After determining the optimal concentration range, a field trial was carried out in which humic substances at the best concentration were applied simultaneously with Herbaspirillum seropedicae strain UENF-H19 fifteen days after germination in three replicates. The best growth of Mombaça in the greenhouse was obtained with 48 mg C of the humic substance L−1, which promoted a shoot fresh weight 80% higher than in the control treatment. The increase was almost identical to that observed during the 50-week field experiment in plots treated with humic substances combined with H. seropedicae. The treated plants produced an 81% higher shoot fresh weight than the control, with no dry mass, nitrogen content, or crude protein change during the one-year evaluation period. Despite the efficiency of the selected microbial inoculants under controlled-environment experiments, the agronomical significance under field conditions remains a subject of debate and improvement. The present study demonstrates that combining Herbaspirillum seropedicae with humic substances (plural) could significantly increase pasture production under field conditions.
dc.language.isoeng
dc.rightsopenAccess
dc.subjectBiostimulants
dc.subjectPlant-growth-promoting bacteria
dc.subjectSustainability
dc.titleGrowth stimulation of tropical grass (Megathyrsus maximus Jacq.) by humic substances and Herbaspirillum seropedicae.
dc.typeArtigo de periódico
dc.subject.nalthesaurusTropical grasslands
riaa.ainfo.id1168128
riaa.ainfo.lastupdate2024-10-16
dc.identifier.doihttps://doi.org/10.3390/agronomy14092006
dc.contributor.institutionLUCIANO P. CANELLAS, UNIVERSIDADE ESTADUAL DO NORTE FLUMINENSE DARCY RIBEIRO; NATÁLIA A. CANELLAS, UNIVERSIDADE ESTADUAL DO NORTE FLUMINENSE DARCY RIBEIRO; RAKIELY M. SILVA, UNIVERSIDADE ESTADUAL DO NORTE FLUMINENSE DARCY RIBEIRO; ETELVINO HENRIQUE NOVOTNY, CNPS; FABIO L. OLIVARES, UNIVERSIDADE ESTADUAL DO NORTE FLUMINENSE DARCY RIBEIRO.
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