Growth and yield of anthurium in response to gibberellic acid

Gibberellic acid (GA3) induces flowering of plants of various genera of the Araceae family. Therefore, it was evaluated the effect of GA3 on the growth and yield of Anthurium andraeanum cv. 'Apalai'. For this purpose, micropropagated seedlings were planted in nursery beds under 70% shade....

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Main Authors: Juliana Domingues Lima, Nathalia Felipe Ansante, Edson Shigueaki Nomura, Eduardo Jun Fuzitani, Silvia Helena Modenese-Gorla da Silva
Format: Article
Language:English
Published: Universidade Federal de Santa Maria 2014-01-01
Series:Ciência Rural
Subjects:
Online Access:http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0103-84782014000801327&lng=en&tlng=en
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author Juliana Domingues Lima
Nathalia Felipe Ansante
Edson Shigueaki Nomura
Eduardo Jun Fuzitani
Silvia Helena Modenese-Gorla da Silva
author_facet Juliana Domingues Lima
Nathalia Felipe Ansante
Edson Shigueaki Nomura
Eduardo Jun Fuzitani
Silvia Helena Modenese-Gorla da Silva
author_sort Juliana Domingues Lima
collection DOAJ
description Gibberellic acid (GA3) induces flowering of plants of various genera of the Araceae family. Therefore, it was evaluated the effect of GA3 on the growth and yield of Anthurium andraeanum cv. 'Apalai'. For this purpose, micropropagated seedlings were planted in nursery beds under 70% shade. The experimental design was completely randomized in subdivided plots with eight replications. The growth regulation effect was assessed in each plot and the time to flowering after the start of the treatments was assessed in each subplot. The GA3 concentrations were 0, 150, 300, 450 and 600mg L-1, applied every 60 days by spraying on the leaves. The applications and evaluations started after the production of marketable floral stems. Every month the number of leaves was counted and their dimensions were measured, while every week the presence of inflorescences and the point of their commercial harvest were assessed and the respective dimensions were measured. Application of GA3 at 150, 300 and 450 mg L-1 promoted an increase in the leaf area. However, there was no increase in the number of inflorescences produced or their quality, making it impossible to recommend the use of this growth regulator for commercial production of this flower.
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spelling doaj.art-6dbce29b64c84b7d92d2065655fc3fff2022-12-22T02:20:35ZengUniversidade Federal de Santa MariaCiência Rural1678-45962014-01-014481327133310.1590/0103-8478cr20120586S0103-84782014000801327Growth and yield of anthurium in response to gibberellic acidJuliana Domingues LimaNathalia Felipe AnsanteEdson Shigueaki NomuraEduardo Jun FuzitaniSilvia Helena Modenese-Gorla da SilvaGibberellic acid (GA3) induces flowering of plants of various genera of the Araceae family. Therefore, it was evaluated the effect of GA3 on the growth and yield of Anthurium andraeanum cv. 'Apalai'. For this purpose, micropropagated seedlings were planted in nursery beds under 70% shade. The experimental design was completely randomized in subdivided plots with eight replications. The growth regulation effect was assessed in each plot and the time to flowering after the start of the treatments was assessed in each subplot. The GA3 concentrations were 0, 150, 300, 450 and 600mg L-1, applied every 60 days by spraying on the leaves. The applications and evaluations started after the production of marketable floral stems. Every month the number of leaves was counted and their dimensions were measured, while every week the presence of inflorescences and the point of their commercial harvest were assessed and the respective dimensions were measured. Application of GA3 at 150, 300 and 450 mg L-1 promoted an increase in the leaf area. However, there was no increase in the number of inflorescences produced or their quality, making it impossible to recommend the use of this growth regulator for commercial production of this flower.http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0103-84782014000801327&lng=en&tlng=enAnthurium andraeanum Linden ex Andrégiberelinaregulador de crescimentoflorescimento
spellingShingle Juliana Domingues Lima
Nathalia Felipe Ansante
Edson Shigueaki Nomura
Eduardo Jun Fuzitani
Silvia Helena Modenese-Gorla da Silva
Growth and yield of anthurium in response to gibberellic acid
Ciência Rural
Anthurium andraeanum Linden ex André
giberelina
regulador de crescimento
florescimento
title Growth and yield of anthurium in response to gibberellic acid
title_full Growth and yield of anthurium in response to gibberellic acid
title_fullStr Growth and yield of anthurium in response to gibberellic acid
title_full_unstemmed Growth and yield of anthurium in response to gibberellic acid
title_short Growth and yield of anthurium in response to gibberellic acid
title_sort growth and yield of anthurium in response to gibberellic acid
topic Anthurium andraeanum Linden ex André
giberelina
regulador de crescimento
florescimento
url http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0103-84782014000801327&lng=en&tlng=en
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