Results 51 to 60 of about 18,364 (291)

Evaluación de parámetros de crecimiento en plántulas de Cedrela odorata bajo diferentes condiciones hídricas y su adaptación en sustratos degradados [PDF]

open access: yes, 2015
La desforestación del bosque seco tropical se ha convertido en uno de los mayores problemas ambientales de Nicaragua de las últimas décadas. Esta pérdida de masas boscosas ha supuesto una reducción de los recursos naturales esenciales para la población ...
Altimira, Jordi   +7 more
core   +3 more sources

Flora of Ceará, Brazil: Meliaceae [PDF]

open access: yesRodriguésia
We present here the floristic diversity and distribution of Meliaceae species in the state of Ceará, Brazil, as part of the project “Flora of Ceará: from Knowledge to Conservation”.
Maria Eduarda Sousa Barros   +3 more
doaj   +1 more source

Antimalarial activity of medicinal plants used in traditional medicine in S. Tomé and Prí­ncipe islands [PDF]

open access: yes, 2002
The present study investigates the antimalarial activity of 13 medicinal plants used in traditional medicine in S. Tomé and Prí­ncipe (STP) islands in the Gulf of Guinea, aiming at identifying the most effective plants for further research. Fieldwork was
Cunha, António Proença da   +5 more
core   +1 more source

Avaliação do desenvolvimento de mudas nativas em uma área paludosa, no município de Inconfidentes, MG

open access: yesRevista Agrogeoambiental, 2013
O presente trabalho trata-se da avaliação inicial do desenvolvimento de cem mudas nativas, durante onze meses, plantadas numa área paludosa na fazenda experimental da Escola Agrotécnica Federal de Inconfidentes – EAFI , Inconfidentes, MG. As dez espécies
Bruna Mélega Sarmento   +3 more
doaj   +1 more source

De novo transcriptome sequencing and SSR markers development for Cedrela balansae C. DC., a native tree species of northwest Argentina [PDF]

open access: yes, 2018
The endangered Cedrela balansae C.DC. (Meliaceae) is a high-value timber species with great potential for forest plantations that inhabits the tropical forests in Northwestern Argentina.
Acuña, Cintia Vanesa   +11 more
core   +2 more sources

Quantitative features of Cedrela odorata L. wood (Meliaceae) [PDF]

open access: yesRevista Brasileira de Botânica, 2011
Cedrela odorata L. (Meliaceae) occurs in the Atlantic forest, Amazon rain forest, riparian forest of the country, and wetlands, which demand species adapted to their water conditions. Studies in ecological wood anatomy demonstrated that weather factors' variations have direct influence on the wood anatomical structure and that the fragmentation of the ...
openaire   +3 more sources

Soil Organic Carbon Variability in Tropical Cropping Systems: Interactions With Texture, pH, Macronutrients, and Organic Matter

open access: yesInternational Journal of Agronomy, Volume 2026, Issue 1, 2026.
Soil organic carbon (SOC) plays a crucial role in mitigating climate change and enhancing soil fertility. Its storage and dynamics are particularly significant in agricultural ecosystems of the Peruvian Amazon, where the expansion of agriculture and livestock farming may disrupt the regional carbon balance.
Richard Solórzano   +5 more
wiley   +1 more source

Variación en la abundancia de árboles maderables por efecto de borde en un bosque tropical subcaducifolio

open access: yesBotan‪ical Sciences, 2019
Antecedentes: El efecto de borde afecta diferencialmente a las especies en sus estadios de desarrollo. El presente estudio analizó las condiciones ambientales asociadas a la abundancia por estadio de desarrollo de cuatro especies de árboles maderables ...
Víctor Abraham Vargas-Vázquez   +5 more
doaj   +1 more source

Does Cedrela always form annual rings? Testing ring periodicity across South America using radiocarbon dating

open access: yes, 2017
Tropical tree rings have the potential to yield valuable ecological and climate information, on the condition that rings are annual and accurately dated.
Baker, JCA   +3 more
core   +1 more source

Corn cob pyrolysis: A systematic literature review of methods and applications

open access: yesThe Canadian Journal of Chemical Engineering, Volume 103, Issue 11, Page 5520-5585, November 2025.
Mapping the research landscape of corn cob pyrolysis. Abstractas The agricultural sector is experiencing a surge in waste generation due to population growth, creating an urgent need to convert byproducts into value‐added products. Maize (Zea mays L.), a leading global crop, produces significant byproducts, such as corn cob, which are often undervalued.
Vilmar Steffen   +5 more
wiley   +1 more source

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