
Com o objetivo de verificar o efeito do estiolamento parcial dos ramos e do ácido indolbutírico (IBA), no enraizamento de estacas de Feijoa sellowiana, conduziu-se este trabalho de enraizamento em três épocas de estiolamento, utilizando-se câmara de nebulização. Antes das estacas serem retiradas efetuou-se o estiolamento dos ramos de diversas plantas, com uniformidade de tamanho e idade. Foram utilizadas estacas de ramos em três intervalos de estiolamento (zero, 40 e 60 dias), tratadas com Zero; 5000; 7000; 9000 e 11000 ppm de IBA, na formulação de pó. Foi avaliado o número de estacas enraizadas, determinando-se a percentagem de enraizamento. Os resultados mostraram que estiolamento parcial foi efetivo para o enraizamento, sendo que o melhor intervalo foi variável conforme a época de estiolamento dos ramos e o IBA teve efeito negativo sobre o enraizamento.With the aim of verifying branching and indolbutyric acid (IBA) effects on the rootling of cuttings of feijoa, this work was carried out considering three different dates of blanching, in greenhouse. The branching of various plants with uniform size and age was performed prior to branch trimming. Branch cuttings obtained at three blanching times (Zero, 40 and 60 days); treated with Zero; 5000; 7000; 9000 and 11000 ppm of power IBA, were used. The number of rooted cuttings was evaluated in order to calculate percent rooting. The results showed that the blanching was effective in rooting and the best time was variable according to the date of branch blanching; the IBA showed negative effect on rooting.
rooting, estacas, Feijoa sellowiana, Agriculture (General), blanching, ácido indolbutírico, cuttings, enraizamento, estiolamento, indolbutiric acid, S1-972
rooting, estacas, Feijoa sellowiana, Agriculture (General), blanching, ácido indolbutírico, cuttings, enraizamento, estiolamento, indolbutiric acid, S1-972
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