Results 31 to 40 of about 1,342 (174)

In vitro antimalarial activity of Calophyllum bicolor and hemozoin crystals observed by Transmission Electron Microscope (TEM)

open access: yesMATEC Web of Conferences, 2018
Objective : In continuation of our antimalarial candidate drug discovery program on Indonesia medicinal plants especially from stem bark of Calophyllum bicolor.
Abbas Jamilah
doaj   +1 more source

ANATOMI TUJUH JENIS KAYU DARI MALUKU UTARA (Anatomy of Seven Wood Species from North Maluku)

open access: yesJurnal Penelitian Hasil Hutan (Journal of Forest Products Research), 2017
Gross and anatomical fentures  of seven wood species from North Maluku were observed and described for  identification purposes. Fibre dimension were also measured and evaluated for  their suitability for pulp and paper. The colour of wood ranges from  
Y I Mandang
doaj   +1 more source

Flora da Reserva Ducke, Amazonas, Brasil: Calophyllaceae

open access: yesRodriguésia, 2021
Resumo Calophyllaceae está representada na Reserva Ducke por dez espécies pertencentes aos seguintes gêneros: Calophyllum (C. brasiliense), Caraipa (C. costata, C. grandifolia subsp. grandifolia, C. heterocarpa, C. odorata, C. punctulata, C. rodriguesii,
Fernanda Nunes Cabral   +5 more
doaj   +1 more source

Chemical composition of the volatile oil of Cardiopetalum calophyllum collected in the Cerrado area

open access: yesCiência Rural, 2016
: The Annonaceae family consists of ~135 genera with diverse species and a large number of chemical compounds arising from the secondary metabolism.
Marcelo Nogueira Xavier   +3 more
doaj   +1 more source

On the relationship between Photosystem II thermotolerance and irreversible heat damage in leaves of Rhizophora mangle

open access: yesPlant Biology, EarlyView.
Temperature‐F0 fluorescence curves of Rhizophora mangle leaves demonstrate that Tcrit, the temperature at which F0 begins to rise, is unrelated to tissue necrosis; irreversible leaf damage starts to occur at significantly higher temperatures where fluorescence emission is maximal. Abstract Global temperatures are on the rise and may, together with more
K. Winter   +4 more
wiley   +1 more source

Esterco bovino e calagem para formação de mudas de guanandi Cattle manure and liming for guanandi seedlings production

open access: yesPesquisa Agropecuária Brasileira, 2007
O objetivo deste trabalho foi avaliar, em casa de vegetação, os efeitos de doses de esterco bovino e de calcário na formação de mudas de guanandi (Calophyllum brasiliense Cambèss.).
Adriana Guirado Artur   +4 more
doaj   +1 more source

Biochar‐Based Materials for Electrochemical Energy Storage

open access: yesChemElectroChem, Volume 13, Issue 9, 5 May 2026.
Overview of biochar application in electrochemical energy storage. The global transition toward sustainable energy technologies is reshaping the design principles of electrochemical energy storage systems. Biochar, a tunable, carbon‐rich material derived from biomass, has emerged as a promising platform for next‐generation electrodes due to its ...
Valerio C. A. Ficca   +2 more
wiley   +1 more source

Comportamento de espécies florestais amazônicas quanto à luminosidade [PDF]

open access: yesActa Amazonica, 1980
Resumo Os autores comparam o crescimento em diâmetro, altura e a sobrevivência de 21 espécies florestais da Amazônia, de interesse econômico, plantadas em duas condições de luminosidade: uma sob sombra de floresta primária não explorada e a outra em ...
Jurandyr da Cruz Alencar   +1 more
doaj   +1 more source

Experimental Study on the Effect of Magnetic Fields on Combustion Characteristics of Biodiesel from Nyamplung (Calophyllum Inophyllum)

open access: yesAutomotive Experiences, 2023
Nyamplung (Calophyllum Inophyllum) is an environmentally friendly alternative fuel that can be used to replace the consumption of fossil fuels. The purpose of this experiment was to analyze the effect of magnetic fields on the premixed flame of ...
Imam Rudi Sugara   +4 more
doaj   +1 more source

Richness and Composition of Mycorrhizal Fungi Varies by Flood Level and River Basin in Oligotrophic Amazonian Seasonally Flooded Forests

open access: yesEcology and Evolution, Volume 16, Issue 4, April 2026.
Conceptual representation of topographic gradients in Amazonian igapó forests. High, medium, and low igapós differ in elevation and flood duration, with low igapós experiencing the longest periods of inundation. Fungal mycelia and DNA symbols indicate sampling of root‐associated mycorrhizal communities across the gradient, used to assess the influence ...
Maihyra Marina Pombo   +6 more
wiley   +1 more source

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