Adubação nitrogenada e potássica em goiabeiras ‘paluma’: II. efeito no estado nutricional das plantas
Autor(a) principal: | |
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Data de Publicação: | 2015 |
Outros Autores: | , , , |
Tipo de documento: | Artigo |
Idioma: | por |
Título da fonte: | Repositório Institucional da UNESP |
Texto Completo: | http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0100-29452015000100210&lng=pt&nrm=iso&tlng=en http://hdl.handle.net/11449/129343 |
Resumo: | The proper mineral fertilization of guava orchards under intensive management, is a major factor in productivity and monitoring the nutritional status of the plants contributes to the efficiency of this agronomic practice. The aim of this study was to investigate different doses of nitrogen and potassium in the nutritional status of guava 'Paluma'. The experiment was conducted at Vista Alegre do Alto, Sao Paulo, in a 7 year old irrigated orchard, managed with fruiting pruning during four consecutive growing seasons. The soil is a dystrophic Ultisol. The experimental design was randomized blocks, in factorial, with four nitrogen doses (0, 0.5, 1 and 2 kg of N plant(-1)) and four of potassium (0, 0.55, 1.1 and 2.2 kg of K2O plant(-1)), with three replications. Nitrogen fertilization promoted increased levels of leaf N and Mn and the decrease in the levels of P and B; effects observed from the second to the fourth production cycle. Nitrogen fertilization increased the Ca and Mg levels, respectively, in the second and third cycle. Except for the first production cycle, K and Mn foliar concentrations increased with increasing potassium fertilization, whereas the levels of Mg, in the second and the fourth cycle, decreased as a function of fertilization. |
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Adubação nitrogenada e potássica em goiabeiras ‘paluma’: II. efeito no estado nutricional das plantasNitrogen and potassium fertilization in ‘paluma’ guava trees: II. effect on nutritional status of the plantsPsidium guajavaLeaf analysisMacronutrientsMicronutrientesPsidium guajavaAnálise foliarMacronutrientesMicronutrientesThe proper mineral fertilization of guava orchards under intensive management, is a major factor in productivity and monitoring the nutritional status of the plants contributes to the efficiency of this agronomic practice. The aim of this study was to investigate different doses of nitrogen and potassium in the nutritional status of guava 'Paluma'. The experiment was conducted at Vista Alegre do Alto, Sao Paulo, in a 7 year old irrigated orchard, managed with fruiting pruning during four consecutive growing seasons. The soil is a dystrophic Ultisol. The experimental design was randomized blocks, in factorial, with four nitrogen doses (0, 0.5, 1 and 2 kg of N plant(-1)) and four of potassium (0, 0.55, 1.1 and 2.2 kg of K2O plant(-1)), with three replications. Nitrogen fertilization promoted increased levels of leaf N and Mn and the decrease in the levels of P and B; effects observed from the second to the fourth production cycle. Nitrogen fertilization increased the Ca and Mg levels, respectively, in the second and third cycle. Except for the first production cycle, K and Mn foliar concentrations increased with increasing potassium fertilization, whereas the levels of Mg, in the second and the fourth cycle, decreased as a function of fertilization.A adequada adubação mineral de pomares de goiabeira, sob manejo intensivo, é fator preponderante na produtividade, e o acompanhamento do estado nutricional das plantas contribui para a eficiência desta prática agronômica.Objetivou-se pesquisar o efeito de diferentes doses de nitrogênio e potássio sobre o estado nutricional de goiabeiras‘Paluma’. O experimento foi conduzido em Vista Alegre do Alto-SP, em pomar irrigado, com sete anos deidade, manejado com podas de frutificação, durante quatro ciclos de produção consecutivos. O solo é o Argissolo Vermelho-Amarelo distrófico. O delineamento experimental foi em blocos ao acaso, com trêsrepetições, em esquema fatorial com quatro doses de nitrogênio (0; 0,5; 1,0 e 2,0 kg planta-1 de N) e quatro depotássio (0;0,55; 1,1 e 2,2 kg planta-1 de K2O). A adubação nitrogenada promoveu aumento nos teores foliares de N e Mn e decréscimo nos teores de P e B, observados do segundo ao quarto ciclo produtivo. A adubaçãonitrogenada elevou os teores de Ca e Mg, respectivamente, no segundo e terceiro ciclos. Com exceção doprimeiro ciclo produtivo, os teores foliares de K e Mn aumentaram em função da adubação potássica, enquanto os teores de Mg, no segundo e quarto ciclos, diminuíram em função dessa adubação.Fundação de Amparo à Pesquisa do Estado de Minas Gerais (FAPEMIG)EPAMIG Uberaba, Uberaba, MG, BrazilCNPq, Brasilia, DF, BrazilEmbrapa Caprinos &Ovinos, Sobral, Ceara, BrazilUnesp Registro, Sao Paulo, BrazilFCAV Unesp Jaboticabal, Jaboticabal, SP, BrazilUniv Laval, Quebec City, PQ G1K 7P4, CanadaUnesp Registro, Sao Paulo, BrazilFCAV Unesp Jaboticabal, Jaboticabal, SP, BrazilSoc Brasileira FruticulturaEPAMIG UberabaCNPqEmpresa Brasileira de Pesquisa Agropecuária (EMBRAPA)Universidade Estadual Paulista (Unesp)Univ LavalAmorim, Daniel Angelucci deSouza, Henrique Antunes deRozane, Danilo Eduardo [UNESP]Montes, Rafael Marangoni [UNESP]Natale, William2015-10-21T20:53:10Z2015-10-21T20:53:10Z2015-03-01info:eu-repo/semantics/publishedVersioninfo:eu-repo/semantics/article210-219application/pdfhttp://www.scielo.br/scielo.php?script=sci_arttext&pid=S0100-29452015000100210&lng=pt&nrm=iso&tlng=enRevista Brasileira De Fruticultura. Jaboticabal Sp: Soc Brasileira Fruticultura, v. 37, n. 1, p. 210-219, 2015.0100-2945http://hdl.handle.net/11449/12934310.1590/0100-2945-052/14S0100-29452015000100210WOS:000355311700023S0100-29452015000100210.pdfWeb of Sciencereponame:Repositório Institucional da UNESPinstname:Universidade Estadual Paulista (UNESP)instacron:UNESPporRevista Brasileira De Fruticultura0.4750,410info:eu-repo/semantics/openAccess2024-05-03T13:20:52Zoai:repositorio.unesp.br:11449/129343Repositório InstitucionalPUBhttp://repositorio.unesp.br/oai/requestopendoar:29462024-05-03T13:20:52Repositório Institucional da UNESP - Universidade Estadual Paulista (UNESP)false |
dc.title.none.fl_str_mv |
Adubação nitrogenada e potássica em goiabeiras ‘paluma’: II. efeito no estado nutricional das plantas Nitrogen and potassium fertilization in ‘paluma’ guava trees: II. effect on nutritional status of the plants |
title |
Adubação nitrogenada e potássica em goiabeiras ‘paluma’: II. efeito no estado nutricional das plantas |
spellingShingle |
Adubação nitrogenada e potássica em goiabeiras ‘paluma’: II. efeito no estado nutricional das plantas Amorim, Daniel Angelucci de Psidium guajava Leaf analysis Macronutrients Micronutrientes Psidium guajava Análise foliar Macronutrientes Micronutrientes |
title_short |
Adubação nitrogenada e potássica em goiabeiras ‘paluma’: II. efeito no estado nutricional das plantas |
title_full |
Adubação nitrogenada e potássica em goiabeiras ‘paluma’: II. efeito no estado nutricional das plantas |
title_fullStr |
Adubação nitrogenada e potássica em goiabeiras ‘paluma’: II. efeito no estado nutricional das plantas |
title_full_unstemmed |
Adubação nitrogenada e potássica em goiabeiras ‘paluma’: II. efeito no estado nutricional das plantas |
title_sort |
Adubação nitrogenada e potássica em goiabeiras ‘paluma’: II. efeito no estado nutricional das plantas |
author |
Amorim, Daniel Angelucci de |
author_facet |
Amorim, Daniel Angelucci de Souza, Henrique Antunes de Rozane, Danilo Eduardo [UNESP] Montes, Rafael Marangoni [UNESP] Natale, William |
author_role |
author |
author2 |
Souza, Henrique Antunes de Rozane, Danilo Eduardo [UNESP] Montes, Rafael Marangoni [UNESP] Natale, William |
author2_role |
author author author author |
dc.contributor.none.fl_str_mv |
EPAMIG Uberaba CNPq Empresa Brasileira de Pesquisa Agropecuária (EMBRAPA) Universidade Estadual Paulista (Unesp) Univ Laval |
dc.contributor.author.fl_str_mv |
Amorim, Daniel Angelucci de Souza, Henrique Antunes de Rozane, Danilo Eduardo [UNESP] Montes, Rafael Marangoni [UNESP] Natale, William |
dc.subject.por.fl_str_mv |
Psidium guajava Leaf analysis Macronutrients Micronutrientes Psidium guajava Análise foliar Macronutrientes Micronutrientes |
topic |
Psidium guajava Leaf analysis Macronutrients Micronutrientes Psidium guajava Análise foliar Macronutrientes Micronutrientes |
description |
The proper mineral fertilization of guava orchards under intensive management, is a major factor in productivity and monitoring the nutritional status of the plants contributes to the efficiency of this agronomic practice. The aim of this study was to investigate different doses of nitrogen and potassium in the nutritional status of guava 'Paluma'. The experiment was conducted at Vista Alegre do Alto, Sao Paulo, in a 7 year old irrigated orchard, managed with fruiting pruning during four consecutive growing seasons. The soil is a dystrophic Ultisol. The experimental design was randomized blocks, in factorial, with four nitrogen doses (0, 0.5, 1 and 2 kg of N plant(-1)) and four of potassium (0, 0.55, 1.1 and 2.2 kg of K2O plant(-1)), with three replications. Nitrogen fertilization promoted increased levels of leaf N and Mn and the decrease in the levels of P and B; effects observed from the second to the fourth production cycle. Nitrogen fertilization increased the Ca and Mg levels, respectively, in the second and third cycle. Except for the first production cycle, K and Mn foliar concentrations increased with increasing potassium fertilization, whereas the levels of Mg, in the second and the fourth cycle, decreased as a function of fertilization. |
publishDate |
2015 |
dc.date.none.fl_str_mv |
2015-10-21T20:53:10Z 2015-10-21T20:53:10Z 2015-03-01 |
dc.type.status.fl_str_mv |
info:eu-repo/semantics/publishedVersion |
dc.type.driver.fl_str_mv |
info:eu-repo/semantics/article |
format |
article |
status_str |
publishedVersion |
dc.identifier.uri.fl_str_mv |
http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0100-29452015000100210&lng=pt&nrm=iso&tlng=en Revista Brasileira De Fruticultura. Jaboticabal Sp: Soc Brasileira Fruticultura, v. 37, n. 1, p. 210-219, 2015. 0100-2945 http://hdl.handle.net/11449/129343 10.1590/0100-2945-052/14 S0100-29452015000100210 WOS:000355311700023 S0100-29452015000100210.pdf |
url |
http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0100-29452015000100210&lng=pt&nrm=iso&tlng=en http://hdl.handle.net/11449/129343 |
identifier_str_mv |
Revista Brasileira De Fruticultura. Jaboticabal Sp: Soc Brasileira Fruticultura, v. 37, n. 1, p. 210-219, 2015. 0100-2945 10.1590/0100-2945-052/14 S0100-29452015000100210 WOS:000355311700023 S0100-29452015000100210.pdf |
dc.language.iso.fl_str_mv |
por |
language |
por |
dc.relation.none.fl_str_mv |
Revista Brasileira De Fruticultura 0.475 0,410 |
dc.rights.driver.fl_str_mv |
info:eu-repo/semantics/openAccess |
eu_rights_str_mv |
openAccess |
dc.format.none.fl_str_mv |
210-219 application/pdf |
dc.publisher.none.fl_str_mv |
Soc Brasileira Fruticultura |
publisher.none.fl_str_mv |
Soc Brasileira Fruticultura |
dc.source.none.fl_str_mv |
Web of Science reponame:Repositório Institucional da UNESP instname:Universidade Estadual Paulista (UNESP) instacron:UNESP |
instname_str |
Universidade Estadual Paulista (UNESP) |
instacron_str |
UNESP |
institution |
UNESP |
reponame_str |
Repositório Institucional da UNESP |
collection |
Repositório Institucional da UNESP |
repository.name.fl_str_mv |
Repositório Institucional da UNESP - Universidade Estadual Paulista (UNESP) |
repository.mail.fl_str_mv |
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1799965624793825280 |