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Aethalion reticulatum (Linnaeus, 1767) (Hemiptera: Aethalionidae) in Grevillea robusta 190
Santana, Dalva Luiz de Queiroz; Ferreira, Carlos Alberto; Martins, Emerson Gonçalves; Silva, Helton Damin da.
The grevilea, Grevillea robusta (Cunn), species of the  Proteaceae family, native of Australia it was introduced in Brazil and in several other countries of the world, for ornamentation, wind breaks and to shade agricultural  crops. In general the grevilea has few pests in its area of natural dispersion and also in Brazil. Recently a severe infestation of the cicada Aethalion reticulatum (Hemiptera: Aethalionidae) was verified in experimental plantings of  grevilea’s plantation in São Miguel Arcanjo, SP. This is the first verification of A. reticulatum causing damages to G. robusta. A. reticulatum is an sap sucking insect and the damages in grevilea are similar to the observed in fruit  plants.
Tipo: Info:eu-repo/semantics/article Palavras-chave: Grevilea pests; Forest pests; Fruit cicada Pragas da grevílea; Pragas florestais; Cigarrinha das fruteiras.
Ano: 2011 URL: http://pfb.cnpf.embrapa.br/pfb/index.php/pfb/article/view/244
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Biometric characteristics and seedlings nutrition of Pinus taeda under salinity stress at Humic Distrocryept 190
Maeda, Shizuo; Silva, Helton Damin da; Bellote, Antonio Francisco Jurado.
The application of cellulosic waste in forest plantations is an alternative to disposal, but more studies are necessary to confirm the safity of this disposal. The response of Pinus taeda L. to salinity in Humic Distrocryept was evaluated. In plantation, the seedlings were assessed for their height and stem diameter (SD), and at 120 days, were assessed the SD, height, dried root biomass (DRB), shoot (DBS) and total dried matter (TDM). The contents of P, K, Ca, Mg and Na were determinated, and, based on these levels it was estimated the quantity of these elements and calculated the efficiency use in leaves and roots and translocation to the shoot. Except the relationship between DSB/DRB, the other variables were significantly influenced by increased...
Tipo: Info:eu-repo/semantics/article Palavras-chave: Electric conductivity; Plant growth; Nutritional efficiency. Condutividade elétrica; Crescimento vegetal; Eficiência de utilização..
Ano: 2010 URL: http://pfb.cnpf.embrapa.br/pfb/index.php/pfb/article/view/110
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Changes in chemical characteristics of a Litholic Humic Neosol grown with Pinus taeda, promoted by the application of cellulosic residue 190
Maeda, Shizuo; Silva, Helton Damin da; Bellote, Antonio Francisco Jurado.
The aim of this work was to evaluate, in vase, the effect of cellulosic residue in soil and chemical characteristics of effluents resulting from that application in Litholic Humic Neosol layers collected in the 0 to 10 and 10 cm to 30 cm. Doses of sludge, equivalent to 0, 10, 20, 40 and 80 Mg ha-1 were implanted in a randomized design. Aliquots corresponding to doses of sludge, collected on the treatment were mixed to the soil layer of 0 to 10 cm and placed in vessels after the completion of the soil layer from 10 cm to 30 cm. At 117 days after implantation of the test, samples were collected from the soil layer from 0 to 20 cm and from the effluent resulting from the application of water for irrigation. The treatments changed the characteristics...
Tipo: Info:eu-repo/semantics/article Palavras-chave: Soil attributes cellulosic residue. solos; Atributos químicos; Resíduo celulósico..
Ano: 2010 URL: http://pfb.cnpf.embrapa.br/pfb/index.php/pfb/article/view/145
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Characterization of Substrates Elaborated with Organic Residues to Produce Forest Species Seedlings 190
Maeda, Shizuo; Dedecek, Renato Antonio; Agostini, Raul Bortolotto; Andrade, Guilherme de Castro; Silva, Helton Damin da.
Considering the need for viable options for destination of waste from agricultural and agriindustries activities waste from logging and brewing industries and goat dregs previously composted, with potential foruse as substrates for the production of seedlings of trees were characterized chemically and physically. The treatments had consisted of the following mixtures: S1) commercial product for substratum (Plantmax® Florestal) + pinus bark partially decomposed - PB (1:1); S2) residue of malt with wooden sawdust - WS (1:4); S3) cellulosicmud with WS (1:1); S4) mixture of treatment S3 product with PB (1:1); S5) black-liquor with WS (4:1); S6) blackliquor with WS (3:2); S7) mixture of the product of treatment 6 with PB (1:1); S8) goat dregs. The following...
Tipo: Info:eu-repo/semantics/article Palavras-chave: Cellulosic mud; Black-liquor; Residue of malt; Goat’s grits; Physicist-chemistries characteristic Lodo celulósico; Lixívia celulósica; Lixívia negro; Bagaço de malte; Esterco de caprino; Características físico-químicas..
Ano: 2010 URL: http://pfb.cnpf.embrapa.br/pfb/index.php/pfb/article/view/133
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Dendroenergetical characterization of Eucalyptus benthamii trees 190
Lima, Edson Alves de; Silva, Helton Damin da; Lavoranti, Osmir José.
Eucalyptus benthamii has shown to be the most proeminent specie for regions with frost incidence. The objective of this work was to classify selected Eucalyptus benthamii trees for breeding by importance ordening dendrometric and energetic characteristics, useful for this work 91 disks of DBH were collected, from three plantations at Guarapuava municipality, Parana state, with geographical coordinates 25º 23’ 26’’ S e 51º 27’ 15” E and 1,120 m high. Wood basic density, volume, mass, superior calorific power, energertic density and energetic potential were evaluated. Charcoal yield, condensed and non-condensable gases, fixed carbon, volatiles, ashes, superior calorific power and energetic potential were also evaluated. From the measured characteristics, at...
Tipo: Info:eu-repo/semantics/article Palavras-chave: Bioenergy; Forest biomass; Frost. Bioenergia; Biomassa florestal; Geada..
Ano: 2011 URL: http://pfb.cnpf.embrapa.br/pfb/index.php/pfb/article/view/192
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Efeitos da adubação fosfatada e da aplicação de resíduo de celulose no crescimento de Eucalyptus dunnii 190
Andrade, Guilherme de Castro; Silva, Helton Damin da; Bellote, Antonio Francisco Jurado; Ferreira, Carlos Alberto.
No Brasil, os plantios de árvores de rápido crescimento, principalmente espécies de Eucalyptus e de Pinus, representam uma oferta de milhares de empregos e significativa contribuição ao PIB. Do ponto de vista ambiental, contribuem para reduzir a pressão sobre as florestas nativas, concorrendo assim para a sua preservação e a dos recursos naturais nelas existentes. Esses povoamentos florestais, implantados na sua maioria em solos de baixa fertilidade, apresentam altas taxas de crescimento, necessitando de quantidades significativas de água e nutrientes do solo, o que causa preocupações com a sustentabilidade desses sistemas e com a necessidade de reposição futura de nutrientes. A utilização de resíduos para esta finalidade é considerada prioritária. Neste...
Tipo: Info:eu-repo/semantics/article Palavras-chave: Reflorestamento; Fertilização; Nutrientes; Fósforo; Produtividade de madeira Reforestation; Fertilization; Wastes; Nutrients; Phosphorous; Wood productivity.
Ano: 2003 URL: http://pfb.cnpf.embrapa.br/pfb/index.php/pfb/article/view/1607
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Effects of Urban Waste and Mineral Fertilizers Applications on Eucalyptus grandis Growth and Soil Conditions 190
Andrade, Guilherme de Castro; Bellote, Antônio Francisco Jurado; Silva, Helton Damin da; Dedecek, Renato Antônio; Gava, José Luiz Lui.
Forest plantations have been studied as a potential ecosystem able to absorb organic residues as fertilizers or soil conditioners. This study evaluate the effects of the application of composted organic waste and mineral fertilizers in a Eucalyptus grandis (W. Hill ex Maiden) plantation with 86 months of age in Neossolo Quartzarênico. It was analyzed wood production, litter decomposition and the physical and chemical changes in the soil properties. It was observed that the municipal composted organic wastes resulted in an increase of 45.6% in wood volume, as compared to the control. It also increase the velocity of the litterdecomposition on average of 28% and 16% for leaves and twigs respectively, increasing the pH level values and the availability of...
Tipo: Info:eu-repo/semantics/article Palavras-chave: Reforestation; Liter; Soil water. Plantios florestais; Resíduos; Adubação; Serapilheira; Água do solo..
Ano: 2011 URL: http://pfb.cnpf.embrapa.br/pfb/index.php/pfb/article/view/205
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Equations for calculation of volume and weight of aerial compartiments of eight-year-old Grevillea robusta (Cunn.) trees 190
Ferreira, Carlos Alberto; Martins, Emerson Gonçalves; Silva, Helton Damin da.
This paper presents results obtained for fitting equations to estimate volume and weight of aerial compartments of Grevillea robusta trees. Twelve trees representing four provenances were collected from an eight-year-old provenance trial located in the municipality of Anhembi, State of São Paulo. The trunks of the trees were segmented until the minimum diameter of 5 cm. The heartwood was measured till the height it was possible to be distinguished in the tree. Allometric models were the most suitable for this paper proposes. The inclusion of the combined variable (total height multiplied by the diameter at breast height) contributed to a better adjustment of most equations. The standard errors of the estimates were relatively high for heartwood and bark...
Tipo: Info:eu-repo/semantics/article Palavras-chave: Volume; Weight; Heartwood; Sapwood; Branches; Leaves Volume; Peso; Cerne; Alburno; Ramos; Folhas.
Ano: 2004 URL: http://pfb.cnpf.embrapa.br/pfb/index.php/pfb/article/view/1292
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Equations for estimating biomass of aereal compartementes of Eucalyptus benthamii 190
Silva, Helton Damin da; Ferreira, Carlos Alberto; Corrêa, Robson Schaff; Bellote, Antonio Francisco Jurado; Tussolini, Elson Luiz.
This paper presents the results of the adjustment of equations for estimating biomass of aerial compartments of Eucalyptus benthamii trees. The percentile allocation of biomass, in the compartments wood, bark, leaves and branches is also presented. The trees of Eucalyptus benthamii were sampled from stands of 12, 24, 36 and 48 months of age, planted at the spacing 3 m x 2 m, in the region of Guarapuava-PR. For the compartments considered, the generalized logarithmic model gave better indices of adjustment for branches and, together with logarithmic combined variable, the minor error for bark variable. Leaves and wood had minor error with model lnY=b0 +b1*lnDBH and logarithmic combined variable, respectively. The allocation of biomass in the different...
Tipo: Info:eu-repo/semantics/article Palavras-chave: Age; Model; Variable Idade; Modelos; Variável.
Ano: 2004 URL: http://pfb.cnpf.embrapa.br/pfb/index.php/pfb/article/view/1588
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Evaluation of Seedlings Gowth of Eucalyptus badjensis in Substrata from Composted Residues (Pulp and Paper Mill, Brewery Industry and Goat Dung) 190
Maeda, Shizuo; Andrade, Guilherme de Castro; Ferreira, Carlos Alberto; Silva, Helton Damin da; Agostini, Raul Bortolotto.
The aim of this work was to evaluate the seedling growth of Eucalyptus badjensis Beuzev. & Welch in substrata prepared from different residues: pulp and paper mill wastes (organic sludge and cellulose mill liquid alkaline liquor), brewery malt and also goat manure. The experiment was carried out in the seedlings nursery of the Embrapa Florestas, in Colombo, Paraná. The organic sludge, cellulose mill liquid alkaline liquor and the brewer’s grain were previously composted with sawdust, and goat dung with pinus bark. A randomized blocks design with split-plot arrangement, with four replications was used. Plot treatments were the substrata and split-plot were base fertilization (with and without): 1) mixture of a commercial substratum prepared with...
Tipo: Info:eu-repo/semantics/article Palavras-chave: Cellulose waste; Substratum; Seedling production. Resíduos; Substratos; Mudas..
Ano: 2011 URL: http://pfb.cnpf.embrapa.br/pfb/index.php/pfb/article/view/202
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Nutrient Accumulation in Eucalyptus grandis Biomass and Litter Using Urban Waste and Mineral Fertilizer 190
Andrade, Guilherme de Castro; Bellote, Antonio Francisco Jurado; Silva, Helton Damin da; Rizzi, Nivaldo Eduardo; Gava, José Luiz.
Large quantities of organic wastes are produced mainly in big cities, annually. There is urgent demand for safe and possible economic practices for its use on forest plantations. This study evaluated the effects of the application of urban waste and mineral fertilizers on Eucalyptus grandis W. Hill ex Maiden plantation growing on Neossolo Quartzarênico, analyzing nutrient contents in the litter and in the above ground biomass of trees at 86 months old. The results showed that those plots that received organic wastes presented biomass increments of 36.9 % and largest contents of N, P, K and Ca, 86 months after the establishment. After harvesting, largest nutrient pools remained on those same plots (18 % to 49 %), contributing significantly to maintain...
Tipo: Info:eu-repo/semantics/article Palavras-chave: Reforestation; Organic wastes; Mineral nutrition. Plantios florestais; Resíduos orgânicos; Adubação; Nutrição mineral..
Ano: 2011 URL: http://pfb.cnpf.embrapa.br/pfb/index.php/pfb/article/view/207
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Nutrientes minerais, biomassa e deposição de serapilheira em plantio de Eucalyptus com diferentes sistemas de manejo de resíduos florestais 190
Bellote, Antonio Francisco Jurado; Dedecek, Renato Antonio; Silva, Helton Damin da.
Neste trabalho foi avaliado o efeito de diferentes manejos de resíduos florestais no estado nutricionaldas árvores, no conteúdo de nutrientes na serapilheira e a biomassa de serapilheira produzida pelo Eucalyptusgrandis. Foram avaliados quatro sistemas diferentes de manejo de resíduo: (i) remoção de todo resíduo do sítioproveniente da colheita florestal e adubação NPK; (ii) manutenção no sítio de todos os resíduos da colheitaflorestal e adubação NPK; (iii) remoção do sítio de todo o resíduo da colheita com diâmetro superior a 3 cm eadubação NPK; (iv) remoção de todos os resíduos da colheita, adubação NPK e adição de 15 t.ha-1 de resíduocelulósico + 4 t.ha-1 de cinza de madeira (relação C:N igual a 25:1 e 30:1, respectivamente). Os resultados mostraramque a...
Tipo: Info:eu-repo/semantics/article Palavras-chave: Produtividade papel e celulose; Cinza de biomassa; Resíduos industriais. Productivity pulp and paper sludge wood ash industrial residues..
Ano: 2010 URL: http://pfb.cnpf.embrapa.br/pfb/index.php/pfb/article/view/60
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Phosphate and potash fertilization on Acacia mearnsii De Wild. (Black wattle) plantation. 190
Andrade, Guilherme de Castro; Bellote, Antonio Francisco Jurado; Ferreira, Carlos Alberto; Silva, Helton Damin da.
Acacia mearnsii is the third forest species more planted in Brazil, especially in small farms at Rio Grande do Sul State. The species is also known as black wattle and is important as a source of tannin, timber, pulpwood and rayon. Its fast growth results in high demand of nutrients and fertilization is necessary to keep site productivity. In this paper it is reported the results of the application of four doses of Phosphorous (0, 20, 40, 80g/tree as P2O5) and three of Potassium (0, 20, 40g/tree as K2O), in a factorial designed trial established on a chemically poor soil at the region of Ponta Grossa, State of Paraná, Brazil. Trees were implanted in a 3m X 2m spacing with 35 plants per plot. The fertilizers were applied in furrows between the rows at the...
Tipo: Info:eu-repo/semantics/article Palavras-chave: Reforestation; Fertilization; Nutrients; Phosphorous; Potassium; Wood productivity Reflorestamento; Fertilização; Nutrientes; Fósforo; Potássio; Produtividade de madeira.
Ano: 2004 URL: http://pfb.cnpf.embrapa.br/pfb/index.php/pfb/article/view/1596
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Prognosis of the Volume Growth of Eucalypts Trees, in Plantations, in the Southern Region of Brazil 190
Ferrari, Marcio Pinheiro; Ferreira, Carlos Alberto; Silva, Helton Damin da; Trevisan, Roberto.
This paper deals with the prognosis of the individual volumetric growth of Eucalyptus species in the Brazilian South Region. It was accomplished in a fertilizer trial with Eucalyptus dunnii and a competition trial among species (E. bicostata, E. “cambiju” - natural hybrid, E. deanei and E. viminalis) implanted in Vila Velha, PR. The method of successive regressions, modified to the exponential form, including the volume at three years of age and survival was applied. The results gave evidence of acceptable efficiency of the method to estimate individual volumetric growth of the trees of the stands, especially for E. deanei and E. dunnii, species well adapted to the region. However, species with low growth potential, for example E. bicostata, presented low...
Tipo: Info:eu-repo/semantics/article Palavras-chave: Eucalyptus; Individual growth; Volume; Projection; Survival Eucalipto; Prognose; Volume individual; Sobrevivência.
Ano: 2011 URL: http://pfb.cnpf.embrapa.br/pfb/index.php/pfb/article/view/223
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Response of Pinus taeda to ash from plant biomass in Cambissolo Humico in pots 190
Maeda, Shizuo; Silva, Helton Damin da; Cardoso, Camile.
The aim of this work was to measure the effect of ash, collected from  the boiler of a pulp mill and applied in doses equivalent to 0, 10, 20, 40 and 80 t.ha-1 on the chemical characteristics of the soil and on the development and absorption of nutrients for Pinus taeda L. seedling potted with CAMBISSOLO Humico from the 0-20 cm layer in Piraí do Sul, PR. Portions of the soil were placed in pots and aliquots of each treatment were applied to the first 0-10 cm layer after filled the pots with 20 cm of soil. Needles and soil (0-10, 10-20 and 20-30 cm layers) were analyzed. The height, diameter and dried biomass of aerial part, the root - MSR and total were evaluated. The application of ash reduced the acidity and the concentration of Al, and increased the...
Tipo: Info:eu-repo/semantics/article Palavras-chave: Wood ash soil fertility. Cinza de caldeira; Fertilidade do solo..
Ano: 2010 URL: http://pfb.cnpf.embrapa.br/pfb/index.php/pfb/article/view/61
Registros recuperados: 15
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