Crescimento de mudas de jacaré (Piptadenia gonoacantha J.F. Macbr.) em diferentes tipos de solos e fontes e doses de nitrogênio
Lissandra Silva Marques,Haroldo Nogueira de Paiva,Júlio César Lima Neves,José Mauro Gomes,Paulo Henrique de Souza +4 more
TLDR
In this paper, the authors evaluated the growth and quality of seedlings of Piptadenia gonoacantha in response to nitrogen sources and doses produced in samplings of three different types of soil.Abstract:
The objective of the present work was to evaluate the growth and the quality of seedlings of Piptadenia gonoacantha in response to nitrogen sources and doses produced in samplings of three different types of soil. The experiment was arranged in a randomized design (DBC), in a factorial scheme (3x5x3), corresponding to three sources (ammonium nitrate, calcium nitrate and ammonium sulphate), and five doses of nitrogen (0, 50, 100, 150 and 200 mg/dm≥ N), applied in a solution in four equal parts 25, 50, 75 and 100 days after seed saving), and three types of soil (Latisol, Argisol and Cambisol) with four repetitions. The morphologic parameters, Dickson quality index, root system nodulation, both active and total and their relations were analyzed. The substrates Argisol and Cambisol and ammonium sulphate provided greater means for the morphologic characteristics evaluated. In r elation to the N doses evaluated in this study, the better means for the morphologic parameters were achieved with the doses varying from 151 to 200 mg/dm 3 N.read more
Citations
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Substratos alternativos na produção de mudas de Chamaecrista desvauxii
Marcos Vinicius Winckler Caldeira,William Macedo Delarmelina,Júlio Cézar Tannure Faria,Ronie Silva Juvanhol +3 more
TL;DR: Os substratos formulados com lodo de esgoto, casca de arroz carbonizada e palha de cafe in natura propiciaram os melhores resultados das caracteristicas avaliadas, sendo o tratamento com 60% LE + 20% CAC +20% PC in natures o que proporcionou as mais adequadas caracterismisticas morfologicasAvaliadas
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Estudo nutricional da canafístula (I): crescimento e qualidade de mudas em resposta à adubação com nitrogênio e fósforo
Natália Hilgert de Souza,Marlene Estevão Marchetti,Thiago de Oliveira Carnevali,Diovany Doffinger Ramos,Silvana de Paula Quintão Scalon,Eulene Francisco da Silva +5 more
TL;DR: There was significant interaction between N and P for all growth characters and quality parameters evaluated, and the Dickson index indicated that the phosphorous is the most important element for the quality of seedlings.
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Crescimento e qualidade de mudas de vinhático (Platymenia foliolosa Benth.) em resposta à adubação com potássio e enxofre
Marcie Lelis Duarte,Haroldo Nogueira de Paiva,Marcela Oliveira Alves,Alex Ferreira de Freitas,Fábio Fernandes Maia,Lívia Mara Lima Goulart +5 more
TL;DR: In this paper, Vermelho-Amarelo et al. evaluated the effect of potassio and enxofre on the crescimento e qualidade of mudas de Platymenia foliolosa Benth (vinhatico), determinando a melhor dose desses nutrientes.
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Resposta de mudas de Senna macranthera (Dc. ex collad.) H.S. Irwin & Barnaby (Fedegoso) cultivadas em latossolo vermelho-amarelo distrófico a macronutrientes
Cezar Augusto Fonseca e Cruz,Haroldo Nogueira de Paiva,Júlio César Lima Neves,Ana Catarina Monteiro Carvalho Mori da Cunha +3 more
TL;DR: In this paper, a trabalho, conduzido em casa de vegetacao, utilizou amostras de um Latossolo Vermelho-Amarelo distrofico retiradas da camada abaixo de 20 cm, secas ao ar, peneiradas e caracterizadas quimicamente.
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Palmistichus elaeisis (Hymenoptera: Eulophidae) Parasitizing Pupae of Citioica anthonilis (Lepidoptera: Saturniidae) Collected on Piptadenia gonoacantha (Fabaceae)
Wagner de Souza Tavares,Olaf H. H. Mielke,Carlos Frederico Wilcken,Leroy Simon,José Eduardo Serrão,José Cola Zanuncio +5 more
TL;DR: Results show that the fecundity of P. elaeisis was highest in C. anthonilis hosts, probably because of the greater size of these pupae, which supported the development of an increased number of parasitoids.
References
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Produção de mudas de espécies nativas: substrato, nutrição, sombreamento e fertilização
José Leonardo de Moraes Gonçalves,E. G. Santarelli,S. P. de Moraes Netto,M. P. Manara,José Luiz Stape +4 more
Journal ArticleDOI
Crescimento e qualidade de mudas de Anadenanthera macrocarpa (Benth.) brenan em resposta à saturação por bases do substrato
Daíse Cardoso de Souza Bernardino,Haroldo Nogueira de Paiva,Júlio César Lima Neves,José Mauro Gomes,Vanderléia Braga Marques +4 more
TL;DR: In this article, a trabalho foi desenvolvido com o objetivo de verificar a influencia da saturacao por bases do substrato sobre o crescimento e a qualidade de mudas de Anadenanthera macrocarpa (angico-vermelho).
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Nitrate reductase activity and growth response of forest species to ammonium and nitrate sources of nitrogen
Mark A. Adams,Peter M. Attiwill +1 more
TL;DR: In this paper, three tree species, Eucalyptus regnans (F. Muell), E. obliqua (L'Herit), and Pinus radiata (D. Don), were grown in sand culture with different proportions of nitrate and ammonium.
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Effects of nitrate, ammonium and pH on the growth of conifer seedlings and their production of nitrate reductase
William L. Bigg,T. W. Daniel +1 more
TL;DR: In this article, the authors used a 1∶1 mixture of ammonium and nitrate, combined factorially with pH values of 4.6, 5.3 and 6.0 giving a total of nine treatments.