Effect of foliar applications of boron on the phenological development and fruit set of purple passion fruits (Passiflora edulis f. edulis Sims)

Gulupa or purple passion fruit is a native fruit produced in Colombia and exported to different international markets. Some problems affecting crop production are related to flowering and fruiting, mainly because of nutrient limitations, such as boron (B) deficiency. The objective of this research w...

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Main Authors: Quiroga-Ramos, Ivonne A., Fischer, Gerhard, Melgarejo, Luz Marina
Format: Online
Language:spa
Published: Sociedad Colombiana de Ciencias Hortícolas-SCCH and Universidad Pedagógica y Tecnológica de Colombia-UPTC 2018
Subjects:
Online Access:https://revistas.uptc.edu.co/index.php/ciencias_horticolas/article/view/7457
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author Quiroga-Ramos, Ivonne A.
Fischer, Gerhard
Melgarejo, Luz Marina
author_facet Quiroga-Ramos, Ivonne A.
Fischer, Gerhard
Melgarejo, Luz Marina
author_sort Quiroga-Ramos, Ivonne A.
collection OJS
description Gulupa or purple passion fruit is a native fruit produced in Colombia and exported to different international markets. Some problems affecting crop production are related to flowering and fruiting, mainly because of nutrient limitations, such as boron (B) deficiency. The objective of this research was to evaluate the effect of foliar boron spraying on the phenological development and fruit set of gulupa plants grown under field conditions. This study was carried out in an experimental plantation in the municipality of Pasca (Cundinamarca, Colombia), located at 2,006 m a.s.l. The treatments consisted of three doses of boric acid: T50, T100, T150, and a control, T0, with foliar spray applications in the floral bud and fruit set stages, during two consecutive productive cycles. The length of the productive branches, number of internodes, percentage of fruit set, fruit diameter, and emission of flower buds and fruits were evaluated. The foliar applications of B at the evaluated rates increased the length of the secondary branches, emission of flower buds and fruits, and percentage of fruit set. The best growth results in the first and second cycles were achieved with the T50 treatment although, in terms of fruit set percentage, the T100 treatment was optimal for the first production cycle (85.19%), followed by the T50 treatment for the second production cycle (90%). The fruits of the treatment 0.3 kg ha-1 developed a larger equatorial diameter from 21 days after planting (dap), reaching the maximum diameter (55.68 mm) at 136 dap.
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spelling oai:oai.revistas.uptc.edu.co:article-74572020-08-03T23:57:06Z Effect of foliar applications of boron on the phenological development and fruit set of purple passion fruits (Passiflora edulis f. edulis Sims) Efecto de la aplicación foliar de boro en el desarrollo fenológico y cuajado de fruto de gulupa (Passiflora edulis f. edulis Sims) Quiroga-Ramos, Ivonne A. Fischer, Gerhard Melgarejo, Luz Marina Growth internodes purple passion fruit fruit diameter Passifloraceae. SB354-402 SB109.7-111 S631-667 Crecimiento entrenudos fruto de la pasión diámetro de fruto Passifloraceae. SB354-402 SB109.7-111 S631-667 Gulupa or purple passion fruit is a native fruit produced in Colombia and exported to different international markets. Some problems affecting crop production are related to flowering and fruiting, mainly because of nutrient limitations, such as boron (B) deficiency. The objective of this research was to evaluate the effect of foliar boron spraying on the phenological development and fruit set of gulupa plants grown under field conditions. This study was carried out in an experimental plantation in the municipality of Pasca (Cundinamarca, Colombia), located at 2,006 m a.s.l. The treatments consisted of three doses of boric acid: T50, T100, T150, and a control, T0, with foliar spray applications in the floral bud and fruit set stages, during two consecutive productive cycles. The length of the productive branches, number of internodes, percentage of fruit set, fruit diameter, and emission of flower buds and fruits were evaluated. The foliar applications of B at the evaluated rates increased the length of the secondary branches, emission of flower buds and fruits, and percentage of fruit set. The best growth results in the first and second cycles were achieved with the T50 treatment although, in terms of fruit set percentage, the T100 treatment was optimal for the first production cycle (85.19%), followed by the T50 treatment for the second production cycle (90%). The fruits of the treatment 0.3 kg ha-1 developed a larger equatorial diameter from 21 days after planting (dap), reaching the maximum diameter (55.68 mm) at 136 dap. La gulupa es un frutal nativo producido en Colombia y exportado a diferentes mercados internacionales. Los principales problemas que afectan la producción del cultivo están relacionados con la floración y fructificación, debido a limitaciones nutricionales, como la deficiencia de boro (B). La presente investigación tuvo como objetivo, evaluar el efecto de la aplicación foliar de B en el desarrollo fenológico y cuajado del fruto en plantas de gulupa bajo condiciones de campo. El estudio se llevó a cabo en una plantación experimental del municipio de Pasca (Cundinamarca, Colombia), ubicado a 2.006 msnm. Los tratamientos correspondieron a la aplicación foliar de tres dosis de ácido bórico (0; 0,3; 0,6 y 0,9 kg ha-1) aplicados en la etapa de botón floral y cuajado del fruto, durante dos ciclos productivos. Se evaluaron la longitud de las ramas productivas, el número de entrenudos, el porcentaje de cuajado del fruto, el diámetro del fruto y la emisión de botones florales y frutos. La aplicación foliar de B en las dosis evaluadas aumentó la longitud de ramas secundarias, la emisión de botones florales y frutos, y el porcentaje de cuajado del fruto. Los mejores resultados de crecimiento en el primer y segundo ciclo se lograron con 0,3 kg ha-1; aunque el porcentaje de cuajado del fruto del tratamiento 0,6 kg ha-1 fue óptimo para el primer ciclo de producción (85,19%) seguido por 0,3 kg ha-1 para el segundo ciclo de producción (90%). Los frutos del tratamiento 0,3 kg ha-1 desarrollaron un mayor diámetro ecuatorial desde los 21 días depués de transplante (ddt), alcanzando el máximo diámetro (55,68 mm) a los 136 ddt. Sociedad Colombiana de Ciencias Hortícolas-SCCH and Universidad Pedagógica y Tecnológica de Colombia-UPTC 2018-05-02 info:eu-repo/semantics/article info:eu-repo/semantics/publishedVersion Experimental Experimental application/pdf https://revistas.uptc.edu.co/index.php/ciencias_horticolas/article/view/7457 10.17584/rcch.2018v12i1.7457 Revista Colombiana de Ciencias Hortícolas; Vol. 12 No. 1 (2018); 20-30 Revista Colombiana de Ciencias Hortícolas; Vol. 12 Núm. 1 (2018); 20-30 Revista Colombiana de Ciencias Hortícolas; Vol. 12 No 1 (2018); 20-30 Revista Colombiana de Ciencias Hortícolas; V. 12 N. 1 (2018); 20-30 Revista Colombiana de Ciencias Hortícolas; v. 12 n. 1 (2018); 20-30 2422-3719 2011-2173 spa https://revistas.uptc.edu.co/index.php/ciencias_horticolas/article/view/7457/pdf
spellingShingle Growth
internodes
purple passion fruit
fruit diameter
Passifloraceae.
SB354-402
SB109.7-111
S631-667
Crecimiento
entrenudos
fruto de la pasión
diámetro de fruto
Passifloraceae.
SB354-402
SB109.7-111
S631-667
Quiroga-Ramos, Ivonne A.
Fischer, Gerhard
Melgarejo, Luz Marina
Effect of foliar applications of boron on the phenological development and fruit set of purple passion fruits (Passiflora edulis f. edulis Sims)
title Effect of foliar applications of boron on the phenological development and fruit set of purple passion fruits (Passiflora edulis f. edulis Sims)
title_alt Efecto de la aplicación foliar de boro en el desarrollo fenológico y cuajado de fruto de gulupa (Passiflora edulis f. edulis Sims)
title_full Effect of foliar applications of boron on the phenological development and fruit set of purple passion fruits (Passiflora edulis f. edulis Sims)
title_fullStr Effect of foliar applications of boron on the phenological development and fruit set of purple passion fruits (Passiflora edulis f. edulis Sims)
title_full_unstemmed Effect of foliar applications of boron on the phenological development and fruit set of purple passion fruits (Passiflora edulis f. edulis Sims)
title_short Effect of foliar applications of boron on the phenological development and fruit set of purple passion fruits (Passiflora edulis f. edulis Sims)
title_sort effect of foliar applications of boron on the phenological development and fruit set of purple passion fruits passiflora edulis f edulis sims
topic Growth
internodes
purple passion fruit
fruit diameter
Passifloraceae.
SB354-402
SB109.7-111
S631-667
Crecimiento
entrenudos
fruto de la pasión
diámetro de fruto
Passifloraceae.
SB354-402
SB109.7-111
S631-667
topic_facet Growth
internodes
purple passion fruit
fruit diameter
Passifloraceae.
SB354-402
SB109.7-111
S631-667
Crecimiento
entrenudos
fruto de la pasión
diámetro de fruto
Passifloraceae.
SB354-402
SB109.7-111
S631-667
url https://revistas.uptc.edu.co/index.php/ciencias_horticolas/article/view/7457
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