Performance of low carbon intensified agriculture farm in the Brazilian Savanna by means of univariate and multivariate approaches

ABSTRACT The low-carbon agriculture is one of the central themes in the climate agenda. This study aimed to evaluate the performance of a low carbon farm in the Maranhão State, Brazil, using univariate and multidimensional approaches. The experimental design consisted of three replications of five treatments (land uses) (Cerrado as a reference area; no-tillage soybean-off-season corn; no-tillage corn-soybean-off-season corn; no-tillage corn-soybean; no-tillage soybean-off-season corn-Brachiarya brizantha), in five periods (Julian days: 28, 48, 83, 138 and 154), totaling 75 observations. The data were analyzed using univariate and multidimensional approaches. A statistically significant interaction was observed between treatment and period, indicating that the responses to the treatment vary with time. The plot that showed the best performance was the reference area, followed by the no-tillage soybean-off-season corn treatment.

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Main Authors: Freitas,Antonio Carlos Reis de, Souza,Geraldo da Silva e, Gomes,Eliane Gonçalves, Costa,Falberni de Souza, Klepker,Dirceu
Format: Digital revista
Language:English
Published: Escola de Agronomia/UFG 2022
Online Access:http://old.scielo.br/scielo.php?script=sci_arttext&pid=S1983-40632022000100807
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spelling oai:scielo:S1983-406320220001008072022-08-30Performance of low carbon intensified agriculture farm in the Brazilian Savanna by means of univariate and multivariate approachesFreitas,Antonio Carlos Reis deSouza,Geraldo da Silva eGomes,Eliane GonçalvesCosta,Falberni de SouzaKlepker,Dirceu Greenhouse gases sustainable land use carbon sequestration carbon modeling ABSTRACT The low-carbon agriculture is one of the central themes in the climate agenda. This study aimed to evaluate the performance of a low carbon farm in the Maranhão State, Brazil, using univariate and multidimensional approaches. The experimental design consisted of three replications of five treatments (land uses) (Cerrado as a reference area; no-tillage soybean-off-season corn; no-tillage corn-soybean-off-season corn; no-tillage corn-soybean; no-tillage soybean-off-season corn-Brachiarya brizantha), in five periods (Julian days: 28, 48, 83, 138 and 154), totaling 75 observations. The data were analyzed using univariate and multidimensional approaches. A statistically significant interaction was observed between treatment and period, indicating that the responses to the treatment vary with time. The plot that showed the best performance was the reference area, followed by the no-tillage soybean-off-season corn treatment.info:eu-repo/semantics/openAccessEscola de Agronomia/UFGPesquisa Agropecuária Tropical v.52 20222022-01-01info:eu-repo/semantics/articletext/htmlhttp://old.scielo.br/scielo.php?script=sci_arttext&pid=S1983-40632022000100807en10.1590/1983-40632022v5272425
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country Brasil
countrycode BR
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databasecode rev-scielo-br
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region America del Sur
libraryname SciELO
language English
format Digital
author Freitas,Antonio Carlos Reis de
Souza,Geraldo da Silva e
Gomes,Eliane Gonçalves
Costa,Falberni de Souza
Klepker,Dirceu
spellingShingle Freitas,Antonio Carlos Reis de
Souza,Geraldo da Silva e
Gomes,Eliane Gonçalves
Costa,Falberni de Souza
Klepker,Dirceu
Performance of low carbon intensified agriculture farm in the Brazilian Savanna by means of univariate and multivariate approaches
author_facet Freitas,Antonio Carlos Reis de
Souza,Geraldo da Silva e
Gomes,Eliane Gonçalves
Costa,Falberni de Souza
Klepker,Dirceu
author_sort Freitas,Antonio Carlos Reis de
title Performance of low carbon intensified agriculture farm in the Brazilian Savanna by means of univariate and multivariate approaches
title_short Performance of low carbon intensified agriculture farm in the Brazilian Savanna by means of univariate and multivariate approaches
title_full Performance of low carbon intensified agriculture farm in the Brazilian Savanna by means of univariate and multivariate approaches
title_fullStr Performance of low carbon intensified agriculture farm in the Brazilian Savanna by means of univariate and multivariate approaches
title_full_unstemmed Performance of low carbon intensified agriculture farm in the Brazilian Savanna by means of univariate and multivariate approaches
title_sort performance of low carbon intensified agriculture farm in the brazilian savanna by means of univariate and multivariate approaches
description ABSTRACT The low-carbon agriculture is one of the central themes in the climate agenda. This study aimed to evaluate the performance of a low carbon farm in the Maranhão State, Brazil, using univariate and multidimensional approaches. The experimental design consisted of three replications of five treatments (land uses) (Cerrado as a reference area; no-tillage soybean-off-season corn; no-tillage corn-soybean-off-season corn; no-tillage corn-soybean; no-tillage soybean-off-season corn-Brachiarya brizantha), in five periods (Julian days: 28, 48, 83, 138 and 154), totaling 75 observations. The data were analyzed using univariate and multidimensional approaches. A statistically significant interaction was observed between treatment and period, indicating that the responses to the treatment vary with time. The plot that showed the best performance was the reference area, followed by the no-tillage soybean-off-season corn treatment.
publisher Escola de Agronomia/UFG
publishDate 2022
url http://old.scielo.br/scielo.php?script=sci_arttext&pid=S1983-40632022000100807
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