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Revista de Ciências Agrárias
Article . 2017 . Peer-reviewed
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Revista de Ciências Agrárias
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Revista de Ciências Agrárias
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Morfologia de propágulos e auxina exógena na estaquia de pitaia vermelha

Authors: Barroso, Mayara Mader Alcântara; Almeida, Edmilson Igor Bernardo; Cajazeira, João Paulo; Queiroz, Ronialison Fernandes; Oliveira, Iana Maria de Souza; Corrêa, Marcio Cleber de Medeiros;

Morfologia de propágulos e auxina exógena na estaquia de pitaia vermelha

Abstract

Apesar de ser considerada uma cultura com grande potencial para a diversificação da fruticultura brasileira, ainda existem diversos aspectos pouco elucidados sobre o manejo de pitaia vermelha, particularmente na propagação vegetativa. Diante disso, objetivou-se avaliar o efeito de enraizadores e tipos de estacas no enraizamento de pitaia vermelha. O experimento foi conduzido em casa de vegetação, onde testaram-se enraizadores [ausência, dose recomendada de AIB (ácido indolbutírico) (3.000 mg L-1) e gel enraizador comercial] e tipos de estaca – estiolada, padrão e vigorosa. Os níveis de ambos os fatores foram arranjados em esquema fatorial 3 × 3, com quatro blocos ao acaso e duas plantas úteis por parcela. Aos 90 dias, avaliou-se: sobrevivência e enraizamento de estacas, comprimento da maior raiz (CR), largura radicular (LR), massa fresca das raízes (MFR), massa seca das raízes (MSR), massa fresca da parte aérea (MFPA), massa seca da parte aérea (MSPA), massa seca total (MST), número de emissões laterais (NEL), somatório do comprimento de emissões laterais (SCEL) e relação parte aérea raiz (RPAR). Concluiu-se que o uso de enraizadores e os tipos de estacas afetam o enraizamento de pitaia vermelha. As estacas vigorosas dispensam o uso de enraizadores e são as mais recomendadas para o sistema de produção de mudas de pitaia vermelha. Na escassez de estacas vigorosas, é conveniente a aplicação de gel enraizador para melhorar o enraizamento de mudas propagadas por estacas padrão ou estioladas.

Related Organizations
Keywords

Cactaceae, Environmental sciences, S, AIB, Agriculture (General), Hylocereus sp, Agriculture, GE1-350, Estiolamento, Cladódios, S1-972

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selected citations
These citations are derived from selected sources.
This is an alternative to the "Influence" indicator, which also reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
BIP!Citations provided by BIP!
popularity
This indicator reflects the "current" impact/attention (the "hype") of an article in the research community at large, based on the underlying citation network.
BIP!Popularity provided by BIP!
influence
This indicator reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
BIP!Influence provided by BIP!
impulse
This indicator reflects the initial momentum of an article directly after its publication, based on the underlying citation network.
BIP!Impulse provided by BIP!
0
Average
Average
Average
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gold