Performance of Differents Genotyps of Brazilian Orchid Cultivation in Alternatives Substrates

Two native Brazilian orchid especies, Oncidium baueri and Maxillaria picta, were grown in different substrate mixtures. The plants were cultivated in ceramic pots in a greenhouse with 50% of shadind light and watered three times a week. The following substrates were used: 1) de-fibered xaxim; 2)xaxi...

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Main Authors: Ricardo Tadeu de Faria, Luciana do Valle Rego, Anderson Bernardi, Hugo Molinari
Format: Article
Language:English
Published: Instituto de Tecnologia do Paraná (Tecpar) 2001-12-01
Series:Brazilian Archives of Biology and Technology
Subjects:
Online Access:http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1516-89132001000400003
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spelling doaj-3299b40bead34feda45b035d673e48032020-11-24T22:50:20ZengInstituto de Tecnologia do Paraná (Tecpar)Brazilian Archives of Biology and Technology1516-89131678-43242001-12-0144433734210.1590/S1516-89132001000400003Performance of Differents Genotyps of Brazilian Orchid Cultivation in Alternatives SubstratesRicardo Tadeu de FariaLuciana do Valle RegoAnderson BernardiHugo MolinariTwo native Brazilian orchid especies, Oncidium baueri and Maxillaria picta, were grown in different substrate mixtures. The plants were cultivated in ceramic pots in a greenhouse with 50% of shadind light and watered three times a week. The following substrates were used: 1) de-fibered xaxim; 2)xaxim cubes; 3) vermiculite; 4) carbonized rice husk; 5) charcoal; 6) charcoal + carbonized rice husk; 7) crocks; 8) vermiculite and charcoal; 9) vermiculite + carbonized rice husks; 10) extruded polystyrene + charcoal; 11) pine bark + charcoal + extruded polystyrene; 12) vermiculite + carbonized rice husks + extruded polystyrene + charcoal; 13) pine bark. The substrate ratio was 1:1 in the mixture. NPK 10-10-10 leaf fertilizer was applied every thirty days and castor bean cake and bone powder organic fertilizer were applied every ninety days. A randomized complete block design was used with 10 replications. Growth and rooting were assessed after eight months. The best alternative substrate to O. baueri was vermiculie and the best alternatives substrates to M. picta were vermiculite and charcoal and vermiculite + carbonized rice husks.<br>Diferentes misturas de substratos foram estudados para duas variedades de orquídeas nativas do Brasil: Oncidium baueri e Maxillaria pictea. As plantas foram cultivadas em vasos de cerâmica em casa de vegetação com 50% de luminosidade e regadas 3 vezes por semana. Os substratos utilizados foram os seguintes: 1)xaxim desfibrado; 2)xaxim e cubos; 3)vermiculita; 4)casca de arroz carbonizada; 5)carvão; 6)carvão + casca de arroz carbonizada; 7)cacos de cerâmica; 8)vermiculita + carvão; 9)vermiculita + casca da arroz carbonizada; 10)isopor + carvão; 11)casca de pinus + carvão + isopor; 12) vermiculita + casca da arroz carbonizada + isopor + carvão; 13)casca de pinus. A proporção dos substratos foi de 1:1na mistura. A cada trinta dias foi realizado uma adubação foliar com NPK: 10-10-10 e a cada 90 dias uma adubação orgânica com torta de mamona e farinha de osso. O delineamento experimental foi de blocos ao acaso com 10 repetições. As avaliações do crescimento e enraizamento foram feita após 8 meses. Para O.baueri o melhor substrato alternativo foi a vermiculita e para M. picta os melhores substratos alternativos foram vermiculita + carvão e vermiculita + palha de arroz carbonizada.http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1516-89132001000400003OrchidaceaeMaxillaria pictaOncidium bauerigrowing media
collection DOAJ
language English
format Article
sources DOAJ
author Ricardo Tadeu de Faria
Luciana do Valle Rego
Anderson Bernardi
Hugo Molinari
spellingShingle Ricardo Tadeu de Faria
Luciana do Valle Rego
Anderson Bernardi
Hugo Molinari
Performance of Differents Genotyps of Brazilian Orchid Cultivation in Alternatives Substrates
Brazilian Archives of Biology and Technology
Orchidaceae
Maxillaria picta
Oncidium baueri
growing media
author_facet Ricardo Tadeu de Faria
Luciana do Valle Rego
Anderson Bernardi
Hugo Molinari
author_sort Ricardo Tadeu de Faria
title Performance of Differents Genotyps of Brazilian Orchid Cultivation in Alternatives Substrates
title_short Performance of Differents Genotyps of Brazilian Orchid Cultivation in Alternatives Substrates
title_full Performance of Differents Genotyps of Brazilian Orchid Cultivation in Alternatives Substrates
title_fullStr Performance of Differents Genotyps of Brazilian Orchid Cultivation in Alternatives Substrates
title_full_unstemmed Performance of Differents Genotyps of Brazilian Orchid Cultivation in Alternatives Substrates
title_sort performance of differents genotyps of brazilian orchid cultivation in alternatives substrates
publisher Instituto de Tecnologia do Paraná (Tecpar)
series Brazilian Archives of Biology and Technology
issn 1516-8913
1678-4324
publishDate 2001-12-01
description Two native Brazilian orchid especies, Oncidium baueri and Maxillaria picta, were grown in different substrate mixtures. The plants were cultivated in ceramic pots in a greenhouse with 50% of shadind light and watered three times a week. The following substrates were used: 1) de-fibered xaxim; 2)xaxim cubes; 3) vermiculite; 4) carbonized rice husk; 5) charcoal; 6) charcoal + carbonized rice husk; 7) crocks; 8) vermiculite and charcoal; 9) vermiculite + carbonized rice husks; 10) extruded polystyrene + charcoal; 11) pine bark + charcoal + extruded polystyrene; 12) vermiculite + carbonized rice husks + extruded polystyrene + charcoal; 13) pine bark. The substrate ratio was 1:1 in the mixture. NPK 10-10-10 leaf fertilizer was applied every thirty days and castor bean cake and bone powder organic fertilizer were applied every ninety days. A randomized complete block design was used with 10 replications. Growth and rooting were assessed after eight months. The best alternative substrate to O. baueri was vermiculie and the best alternatives substrates to M. picta were vermiculite and charcoal and vermiculite + carbonized rice husks.<br>Diferentes misturas de substratos foram estudados para duas variedades de orquídeas nativas do Brasil: Oncidium baueri e Maxillaria pictea. As plantas foram cultivadas em vasos de cerâmica em casa de vegetação com 50% de luminosidade e regadas 3 vezes por semana. Os substratos utilizados foram os seguintes: 1)xaxim desfibrado; 2)xaxim e cubos; 3)vermiculita; 4)casca de arroz carbonizada; 5)carvão; 6)carvão + casca de arroz carbonizada; 7)cacos de cerâmica; 8)vermiculita + carvão; 9)vermiculita + casca da arroz carbonizada; 10)isopor + carvão; 11)casca de pinus + carvão + isopor; 12) vermiculita + casca da arroz carbonizada + isopor + carvão; 13)casca de pinus. A proporção dos substratos foi de 1:1na mistura. A cada trinta dias foi realizado uma adubação foliar com NPK: 10-10-10 e a cada 90 dias uma adubação orgânica com torta de mamona e farinha de osso. O delineamento experimental foi de blocos ao acaso com 10 repetições. As avaliações do crescimento e enraizamento foram feita após 8 meses. Para O.baueri o melhor substrato alternativo foi a vermiculita e para M. picta os melhores substratos alternativos foram vermiculita + carvão e vermiculita + palha de arroz carbonizada.
topic Orchidaceae
Maxillaria picta
Oncidium baueri
growing media
url http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1516-89132001000400003
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