Results 31 to 40 of about 776 (159)

[Occurrence of Solenopsis saevissima F Smith (Hymenoptera: Formicidae) damaging Schizolobium amazonicum].

open access: yesNeotropical entomology, 2009
Injuries by Solenopsis saevissima F Smith in paricá (Schizolobium amazonicum) trees are described for the first time in Dom Eliseu County, Pará State, Brazil. This ant damages leaves and the shaft where holes and galleries are opened up to the plant shoot.
Alexandre M, Lunz   +3 more
openaire   +3 more sources

Biochar amendment did not influence the growth of two tree plantations on nutrient‐depleted Ultisols in the south Ecuadorian Amazon region

open access: yesSoil Science Society of America Journal, Volume 85, Issue 3, Page 862-878, May/June 2021., 2021
Abstract The literature suggests that biochar increases the fertility of degraded, nutrient‐poor tropical soils. We hypothesized that the addition of biochar (a) increases tree growth in two plantations on Ultisols in the south Ecuadorian Amazon region, (b) reduces litterfall during the dry season because the soil remains moister, and (c) improves the ...
Esthela M. Gonzalez Sarango   +4 more
wiley   +1 more source

Análise do crescimento de Schizolobium parahyba var amazonicum (Huber Ex Ducke) Barneby sob diferentes proporções de pó-de-rocha

open access: yesPubvet, 2021
O Cerrado é um bioma do tipo biócoro, que ocupa cerca de 25% do território brasileiro, localizado principalmente na região central. O Schizolobium parahyba var.
Hygor Gomes de Almeida Sousa   +10 more
doaj   +1 more source

Occurrence of Quesada gigas on Schizolobium amazonicum trees in Maranhão and Pará States, Brazil Ocorrência de Quesada gigas em Schizolobium amazonicum em municípios do Maranhão e do Pará

open access: yesPesquisa Agropecuária Brasileira, 2004
An infestation of Quesada gigas Olivier (Hemiptera: Cicadidae) on "paricá" Schizolobium amazonicum (Huber) Ducken (Fabales: Fabaceae) was reported in the Municipalities of Itinga, Maranhão State and Paragominas, Pará State. Nymphs of this insect on roots
José Cola Zanuncio   +5 more
doaj   +1 more source

Sobrevivência de espécies arbóreas plantadas em clareiras causadas pela colheita de madeira em uma floresta de terra firme no município de Paragominas na Amazônia brasileira Survival of seedlings planted in gaps after harvesting in a terra firme rain forest in Paragominas region in the Brazilian Amazonia

open access: yesActa Amazonica, 2010
Analisou-se a sobrevivência de mudas plantadas em 400 clareiras causadas por exploração florestal de impacto reduzido, em floresta de terra firme na Amazônia Oriental.
Jaqueline Macêdo Gomes   +6 more
doaj   +1 more source

Capacidade de recuperação do paricá após simulação de desfolha

open access: yesPesquisa Florestal Brasileira, 2016
O paricá, Schizolobium parahyba var. amazonicum (Huber ex Ducke) Barneby, é uma espécie florestal largamente utilizada em reflorestamentos. Entretanto, os danos causados por insetos podem reduzir a área fotossintética, interferindo no crescimento ...
Daiane Marques Duarte   +3 more
doaj   +1 more source

Occurrence of Pantophthalmus kerteszianus and P. chuni (Diptera: Pantophthalmidae) on parica in Para State, Brazil Ocorrência de Pantophthalmus kerteszianus e P. chuni (Diptera: Pantophthalmidae) em paricá, no Estado do Pará

open access: yesPesquisa Florestal Brasileira, 2010
<p>This is the first register of Pantophthalmus kerteszianus Enderlein e P. chuni Enderlein (Diptera: Pantophthalmidae) attacking parica trees [Schizolobium parahyba (Vell.) S. F. Blake var. amazonicum (Huber ex Ducke) Barneby] in Paragominas, Para
Alexandre Mehl Lunz   +4 more
doaj   +1 more source

Produção de biomassa e crescimento de árvores de Schizolobium amazonicum (Huber) Ducke sob diferentes espaçamentos na região de mata [PDF]

open access: yesRevista Árvore, 2002
O ensaio foi conduzido no município de Sinop, Estado de Mato Grosso. Aos 60 meses de idade foram avaliados a altura total, o diâmetro à altura do peito (DAP), o número de plantas danificadas pelo vento e a produção de biomassa da parte aérea de ...
Eliazel Vieira Rondon
doaj   +1 more source

Effect of Alternative Wood Species and First Thinning Wood on Oriented Strand Board Performance

open access: yesAdvances in Materials Science and Engineering, Volume 2018, Issue 1, 2018., 2018
This study aimed to evaluate the feasibility of using and influence of alternative wood species such as Cambará, Paricá, Pinus, and wood from first thinning operations on oriented strand board (OSB) physical and mechanical properties. Besides that, an alternative resin, castor oil‐based polyurethane, was used to bond the particles, due to the better ...
Fabiane Salles Ferro   +6 more
wiley   +1 more source

Discontinuous hydration: improving the expression of the seeds physiological potential of Ormosia grossa Rudd and Schizolobium parahyba var. amazonicum (Huber x Ducke) Barneby at water stress condition

open access: yes, 2021
Most Terrestrial Systems Models foresee an increase in the intensity of the dry season in the Amazon in the 21st century. Thus, it is essential to investigate the seed germination behavior of native species under stress conditions and strategies to ...
Silva, Elson Junior Souza da
core   +1 more source

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