Download - FRV AULA 2
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Propagação assexuada
MicropropagaçãoMacropropagação
EnxertiaBorbulhiaMergulhiaAmontoaAlporquiaEstaquia
Katia Christina Zuffellato-Ribas
AULA 2
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PROPAGAÇÃO ASSEXUADA (VEGETATIVA)
MICROPROPAGAÇÃO
MACROPROPAGAÇÃO
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CICLO DE VIDA DAS PLÂNTULAS
FASE I – EMBRIOGÊNICA
FASE II – JUVENIL
FASE III – TRANSICIONAL
FASE IV – ADULTA
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FASE I – EMBRIOGÊNICA
COMEÇA COM A FORMAÇÃO DO ZIGOTO
DIVISÃO CELULAR E AUMENTO DE TAMANHO
POLARIDADE DO EMBRIÃO
FASE II – JUVENILCRESCIMENTO POLARIZADO ENTRE ÁPICE E RAIZ
INTENSA DIVISÃO CELULAR DE MERISTEMAS DE CAULE, RAIZ E GEMAS
ALONGAMENTO E AUMENTO DE VOLUME
CRESCIMENTO VEGETATIVO
CICLO DE VIDA DAS PLANTAS
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FASE III – TRANSICIONAL
CRESCIMENTO VEGETATIVO DECRESCE
INICIAM-SE MUDANÇAS PARA O CRESCIMENTO REPRODUTIVO (FLORESCIMENTO)
FASE IV – ADULTADESENVOLVIMENTO DE BOTÕES FLORAIS, COM PRODUÇÃO DE FLORES, FRUTOS E SEMENTES
CICLO DE VIDA DAS PLANTAS
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ESPÉCIE DURAÇÃO DO PERÍODO JUVENILROSA 20 – 30 DIAS
UVA 1 ANO
MAÇÃ 4 – 8 ANOS
CITRUS 5 – 8 ANOS
PINUS 5 – 10 ANOS
HERA 5 – 10 ANOS
SEQUÓIA 5 – 10 ANOS
PÊRA 6 – 10 ANOS
TUIA 15 – 25 ANOS
CARVALHO 25 – 30 ANOS
IDADE DO DESENVOLVIMENTO FLORAL EM ALGUMAS ESPÉCIES
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MICROPROPAGAÇÃO
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MICROPROPAGAÇÃO
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MICROPROPAGAÇÃO
SALA DE CRESCIMENTO
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AUTOCLAVE
MICROPROPAGAÇÃO
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CÂMARA DE FLUXO LAMINAR
MICROPROPAGAÇÃO
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CALOS RAÍZES BROTOS
AUXINA C
K
MICROPROPAGAÇÃO
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Liquidambar styraciflua
MICROPROPAGAÇÃO
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MICROPROPAGAÇÃO
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MACROPROPAGAÇÃO
ENXERTIA
BORBULHIA
MERGULHIA
AMONTOA
ALPORQUIA
ESTAQUIA
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FENDA SIMPLES OU INGLÊS SIMPLES
FENDA CHEIA
ENXERTIA
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ENXERTIA
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ENXERTIA
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ENXERTIA
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ENXERTIA
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ENXERTIA
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ENXERTIA
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ENXERTIA
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MAÇÃ (Malus sp.) - PORTA-ENXERTO MARUBAKAIDO / FILTRO M9
ENXERTIA
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MAÇÃ - TINTA LÁTEX COM FUNGICIDA
ENXERTIA
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ENXERTIA
MAÇÃ - TINTA LÁTEX COM FUNGICIDA
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ENXERTIA
ENXERTOS EM CÂMARA FRIA
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ENXERTIA
ENXERTOS EM CÂMARA FRIA
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PÊRA (Pyrus sp.)
ENXERTIA
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INTERENXERTIA
ENXERTIA
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INTERENXERTIA
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INTERENXERTIA
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ENXERTIA
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ENXERTIA
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ENXERTIA
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ENXERTIA
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FENDA DUPLA OU INGLÊS COMPLICADO
ENCOSTIA
ENXERTIA
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ENXERTIA
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FITILHO PARA ENXERTIA
ENXERTIA
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ENXERTIA
GARFAGEM EM DUPLA FENDA
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ENXERTIA
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ENXERTIA EM GARFAGEM
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ENXERTIA EM GARFAGEM
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ENXERTIA EM GARFAGEM
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CONDUÇÃO EM “Y”
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CONDUÇÃO EM ESPALDEIRA
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ENXERTIA
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AMEIXA
ENXERTIA
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ENXERTIA
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ENXERTIA
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ENXERTIA
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BORBULHIA
ENXERTIA
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BORBULHIA
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BORBULHIA
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BORBULHIA
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BORBULHIA
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ENXERTIA DE FLAUTA OU CANUTILHO
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BORBULHIA
XILEMA DO PORTA-ENXERTO
CALOSCALOSXILEMA RECÉM-FORMADO
DO PORTA-ENXERTO
PORTA-ENXERTOPERIDERME
GEMA (ENXERTO)
FLOEMA DO PORTA-ENXERTO
CAMADA DE
CÂMBIO VASCULAR
CÂMBIO VASCULAR DA GEMA (ENXERTO)
CASCA DA GEMA (ENXERTO)
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ENXERTIA
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BORBULHIA
ESTÁGIOS DE DESENVOLVIMENTO TEMPO APROXIMADO APÓS BORBULHIA
1. PRIMEIRA DIVISÃO CELULAR 24 HORAS
2. PRIMEIRA UNIÃO POR CALOS 5 DIAS
3. DIFERENCIAÇÃO DO CÂMBIO
a) NO CALO DO PORTA-ENXERTO 10 DIAS
b) NO CALO DO ENXERTO 15 DIAS
4. PRIMEIRA OCORRÊNCIA DE TRAQUEÍDES DO XILEMA
a) NO CALO DO PORTA-ENXERTO 15 DIAS
b) NO CALO DO ENXERTO 20 DIAS
5. COMPLETA LIGNIFICAÇÃO DO CALO
a) NO PORTA-ENXERTO 25 A 30 DIAS
b) NO ENXERTO 30 A 44 DIAS
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MERGULHIA INVERTIDA OU DE PONTA
MERGULHIA SIMPLES
MERGULHIA
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MERGULHIA COMPOSTA OU SERPENTINA
MERGULHIA
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MERGULHIA
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AMONTOA
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ESPINHEIRA-SANTA (Maytenus ilicifolia)
AMONTOA
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AMONTOA
ESPINHEIRA-SANTA (Maytenus ilicifolia)
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AMONTOA
ESPINHEIRA-SANTA (Maytenus ilicifolia)
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AMONTOA
ESPINHEIRA-SANTA (Maytenus ilicifolia)
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ALPORQUIA
Nerium oleander (espirradeira)
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ALPORQUIA
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ALPORQUIA
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ALPORQUIA
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ALPORQUIA
Ginkgo biloba
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ALPORQUIA
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ALPORQUIA
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FUMEIRO-BRAVO (Solanum granuloso-leprosum - SOLANACEAE)
ALPORQUIA
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ALPORQUIA
FUMEIRO-BRAVO (Solanum granuloso-leprosum - SOLANACEAE)
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ALPORQUIA
FUMEIRO-BRAVO (Solanum granuloso-leprosum - SOLANACEAE)
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ALPORQUIA
FUMEIRO-BRAVO (Solanum granuloso-leprosum - SOLANACEAE)
Avaliação aos 80 dias
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ALPORQUIA
ESPÉCIE TEMPO APROXIMADO DE
ALPORQUIA
ESPIRRADEIRA (Nerium sp.) 8 SEMANAS (2 meses)
AZALÉIA (Rhododendron sp.) 14 SEMANAS (3,5 meses)
BORDO (Acer palmatun) 7 SEMANAS
CAMÉLIA (Camellia sp.) 14 SEMANAS
CASUARINA (Casuarina stricta) 5 MESES
FICUS (Ficus benjamina) 7 SEMANAS
GINKGO (Ginkgo biloba) 4 MESES
HERA (Hedera helix) 10 SEMANAS
JABUTICABEIRA (Myrciaria cauliflora) 1 A 2 ANOS
PEREIRA (Pirus sp.) 4 A 6 MESES
PESSEGUEIRO (Prunus persica) 4 A 6 MESES
PITANGUEIRA (Eugenia uniflora) 14 MESES A 2 ANOS
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Mas vamos pro intervalo
antes...
Ainda falta ESTAQUIA...
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ESTAQUIA
PROCESSO DE PROPAGAÇÃO VEGETATIVA NO
QUAL OCORRE A INDUÇÃO DO ENRAIZAMENTO
ADVENTÍCIO EM SEGMENTOS DESTACADOS DA
PLANTA MATRIZ QUE, SUBMETIDOS À CONDIÇÕES
FAVORÁVEIS, ORIGINAM UMA MUDA.
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ESTACA
QUALQUER PARTE DESTACADA DA PLANTA MATRIZ, CAPAZ DE REGENERAR PARTE OU PARTES QUE LHE ESTÃO FALTANDO, A FIM DE FORMAR UMA PLANTA NOVA E COMPLETA.
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VANTAGENS DA PROPAGAÇÃO VEGETATIVA VIA ESTAQUIA
FIXAÇÃO DE GENÓTIPOS SELECIONADOS
CARACTERÍSTICAS DESEJÁVEIS
UNIFORMIDADE DE POPULAÇÕES
OBTENÇÃO DE GRANDE QUANTIDADE DE MUDAS
A PARTIR DE UMA ÚNICA PLANTA MATRIZ
FACILIDADE DE EXECUÇÃO
MÉTODO BARATO
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Chrysanthemum sp.
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VANTAGENS DA PROPAGAÇÃO VEGETATIVA VIA ESTAQUIA
ANTECIPAÇÃO DO PERÍODO DE FLORESCIMENTO
ESPÉCIES EM EXTINÇÃO
PROPAGAÇÃO DE ESPÉCIES QUE APRESENTAM
DORMÊNCIA DE SEMENTES
REDUZIDO NÚMERO DE SEMENTES
SEMENTES PEQUENAS, DE DIFÍCIL COLETA
SEMENTES RECALCITRANTES
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DESVANTAGENS DA PROPAGAÇÃO VEGETATIVA VIA ESTAQUIA
PLANTAS QUE APRESENTAM BAIXO POTENCIAL DE
ENRAIZAMENTO → PEQUENA % DE MUDAS OBTIDAS
SISTEMA RADICIAL INADEQUADO NO CAMPO
NECESSIDADE DE CASA DE VEGETAÇÃO COM SISTEMA
DE NEBULIZAÇÃO
ATAQUE DE PRAGAS E DOENÇAS
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SOLUÇÃO
JARDINS CLONAIS
BANCOS DE GERMOPLASMA
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SOLUÇÃO
MINIJARDINS CLONAIS
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TIPOS DE ESTACAS:
CAULINARES HERBÁCEAS
SEMILENHOSAS
LENHOSAS
FOLIARES
DE RAIZ
ESTAQUIA
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ESTACAS CAULINARES
HERBÁCEAS
SEMILENHOSAS
LENHOSAS
ESTAQUIA
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ESTACAS CAULINARES HERBÁCEAS
TIPOS DE ESTACAS
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ESTACAS CAULINARES HERBÁCEAS
Jasminum mesnyi (Jasmim amarelo)
Jasmim amarelo
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ESTACAS CAULINARES HERBÁCEAS
Jasmim amarelo
Jasmim amarelo
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ANTES DEPOIS
ESTACAS CAULINARES HERBÁCEAS
Jasmim amarelo Jasmim amarelo
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ESTACAS CAULINARES SEMILENHOSAS
TIPOS DE ESTACAS
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Duranta repens (Pingo-de-ouro)
ESTACAS CAULINARES SEMILENHOSAS
Pingo-de-ouro
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Duranta repens (Pingo-de-ouro)
ESTACAS CAULINARES SEMILENHOSAS
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ESTACAS CAULINARES SEMILENHOSAS
Pingo-de-ouro
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ESTACAS CAULINARES SEMILENHOSAS
Pingo-de-ouro
Pingo-de-ouro
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ESTACAS CAULINARES SEMILENHOSAS
Pingo-de-ouro
Pingo-de-ouro
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ESTACAS CAULINARES SEMILENHOSAS
Platanus sp.
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ESTACAS CAULINARES SEMILENHOSAS
Platanus sp.
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ESTACAS CAULINARES SEMILENHOSAS
Platanus sp.
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Salvia involucrata (Flor-de-polaco)
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Salvia involucrata (Flor-de-polaco)
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CICATRIZ FOLIAR
CICATRIZ FOLIAR
GEMA FOLIAR
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(Paulownia fortunei – QUIRI)
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Cuphea gracilis (Érica branca)
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ESTACAS CAULINARES LENHOSAS
TIPOS DE ESTACAS
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ESTACAS CAULINARES LENHOSAS
Caliandra tweedii
Caliandra tweedii
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ESTACAS CAULINARES LENHOSAS
Calliandra tweedii
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ESTACAS CAULINARES LENHOSAS
Caliandra tweedii
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Caliandra brevipes
ESTACAS CAULINARES LENHOSAS
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Caliandra brevipes
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Caliandra brevipes
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DIFERENTES TIPOS DE SISTEMA RADICIAL
Pinus taedaPinus taeda
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DIFERENTES TIPOS DE SISTEMA RADICIAL
Caliandra brevipes Salvia involucrata
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DIFERENTES TIPOS DE SISTEMA RADICIAL
Eucalyptus dunii
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DIFERENTES TIPOS DE SISTEMA RADICIAL
Platanus acerifolia
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Ficus elastica
Vittoria – 9anos
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Ficus elastica
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Ficus elastica
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FIM!