2012
DOI: 10.1590/s0100-29452012000400040
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Guavira emergence and seedling production with substrates containing organic compost and soil under different screen environments

Abstract: ABSTRACT-This study aimed to evaluate different proportions of organic compost and soil as a substrate for the guavira emergence and seedling formation under different protected environments, in the high Pantanal region of the state of Mato Grosso do Sul. The seeds were placed in polyethylene bags (15 x 25 centimeters) filled with four percentages of organic compost (0%, 20%, 80%, and 100% of total volume) mixed with soil. These substrates were tested in agro-nurseries covered with black screen and 50% thermo-… Show more

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Cited by 4 publications
(3 citation statements)
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References 13 publications
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“…Isso, porque em elevadas quantidades de nutrientes, geralmente ocorre toxidez para as plantas (RAIJ, 2011), principalmente na fase inicial. Estudos sobre quantidade adequadas dos nutrientes são importantes para o desenvolvimento das mudas, pois tanto o excesso como a falta causam desequilíbrios na absorção (COSTA et al, 2012). Resultado semelhante foi observado por Fernandes et al (2011), no qual, a aplicação de doses crescentes de Fertbokashi ® , reduziu a sobrevivência de mudas clonais de Eucalyptus urophylla (S.T.…”
Section: Discussionunclassified
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“…Isso, porque em elevadas quantidades de nutrientes, geralmente ocorre toxidez para as plantas (RAIJ, 2011), principalmente na fase inicial. Estudos sobre quantidade adequadas dos nutrientes são importantes para o desenvolvimento das mudas, pois tanto o excesso como a falta causam desequilíbrios na absorção (COSTA et al, 2012). Resultado semelhante foi observado por Fernandes et al (2011), no qual, a aplicação de doses crescentes de Fertbokashi ® , reduziu a sobrevivência de mudas clonais de Eucalyptus urophylla (S.T.…”
Section: Discussionunclassified
“…O maior diâmetro do coleto observado favorece a estabilização e translocação de fotoassimilados para a muda em formação (CARNEVALI et al, 2015). Costa et al (2012) estudando a formação de mudas de C. adamantium, em diferentes substratos e luminosidade, observaram que as plantas cultivadas em ambiente protegido sombreado e substrato composto de 20% solo + 80% de Organosuper ® , Fv/F0…”
Section: Discussionunclassified
“…The use of organic waste from urban, industrial or agricultural origin, it would be an alternative for economically viable and environmentally acceptable materials (Maeda et al, 2007), but as it is difficult to find a single material that correspond to all the requirements of cultivated species, it is possible to combine different types of materials (Wendling et al, 2002). Substrates containing in its composition proportions of organic compounds have shown good results, since it can contribute to the aeration, porosity, water absorption and other factors in the final mixture of substrate (Costa et al, 2012).…”
Section: Introductionmentioning
confidence: 99%