Autor(es):
Batista Bolfarini, Ana Carolina [UNESP] ; Azevêdo Souza, Jackson Mirellys [UNESP] ; Putti, Fernando Ferrari [UNESP] ; De Souza Silva, Marcelo [UNESP] ; Ferreira, Rafael Bibiano [UNESP] ; Leonel, Magali [UNESP] ; Tecchio, Marco Antonio [UNESP] ; Leonel, Sarita [UNESP]
Data: 2020
Identificador Persistente: http://hdl.handle.net/11449/199889
Origem: Oasisbr
Assunto(s): Maturation index; Mineral nutrition; Musa spp; P2O5; Starch; Maturation index; Maturation index; Mineral nutrition; Mineral nutrition; Musa spp; Musa spp; P2O5; P2O5; Starch; Starch
Descrição
Made available in DSpace on 2020-12-12T01:52:04Z (GMT). No. of bitstreams: 0 Previous issue date: 2020-01-01
National Council for Scientific Research
Centre for Industrial Technological Development
The banana fruits of 'FHIA 18' have sensory properties like the 'Prata' ones. However, there is no information regarding to phosphorus (P) requirement of this hybrid and its effects on postharvest quality. This study aims to evaluate the physicochemical properties of 'FHIA 18' banana fruits submitted to different phosphorus levels under the edaphoclimatic conditions of the municipality of São Manuel, state of São Paulo, during three successive production cycles. Therefore, different levels of Phosphorus (0 [0%], 20 [50%)], 30 [75%], 40 [100%], 50 [125%] and 60 kg ha-1 year-1 P2O5 [150%]) were applied during three production cycles. A completely randomized design and split plot structure was used, the plots consisted of six phosphorus fertilizers doses and three production cycles (2014, 2015 and 2016) in sub plots. For unripe fruits, we evaluated the contents of dry matter, starch, total sugars, reducing sugars and phosphorus. For ripe fruits, we analyzed firmness, peel colour descriptors, total titratable acidity, total soluble solids, maturity index, total sugars and reducing sugars. Results showed that P fertilizer provided an increase in P content in unripe fruits until the application of 100% of the recommended dose; besides an increase in the reducing sugar contents until the application of 61% over the first production cycle. Results also indicated that applying lower phosphorus doses (<100% of the recommended dose) promoted lower total titratable acidity and higher maturity index (52-53% of recommendation) in ripe fruits. Regardless of P2O5 dose, the contents of dry matter, starch and phosphorus increased in unripe fruits from first to third crop cycle, as well as the firmness, total soluble solids contents, maturity index and sugar content in ripe fruits.
Curso de Doutorado do Programa de Pós-Graduação em Agronomia/Horticultura Departamento de Horticultura Faculdade de Ciências Agronômicas Universidade Estadual Paulista UNESP
Pós-Doutorando do Programa de Pós-Graduação em Agronomia/Horticultura Departamento de Horticultura Faculdade de Ciências Agronômicas UNESP
Faculdade de Ciências e Engenharia UNESP
Centro de Raízes e Amidos Tropicais UNESP
Faculdade de Ciências Agronômicas UNESP
Curso de Doutorado do Programa de Pós-Graduação em Agronomia/Horticultura Departamento de Horticultura Faculdade de Ciências Agronômicas Universidade Estadual Paulista UNESP
Pós-Doutorando do Programa de Pós-Graduação em Agronomia/Horticultura Departamento de Horticultura Faculdade de Ciências Agronômicas UNESP
Faculdade de Ciências e Engenharia UNESP
Centro de Raízes e Amidos Tropicais UNESP
Faculdade de Ciências Agronômicas UNESP
Centre for Industrial Technological Development: 302827/2017-0
Centre for Industrial Technological Development: 303373/2014-8
Centre for Industrial Technological Development: 304455/2017-2
