Results 11 to 20 of about 42,029 (246)

Evaluation of different strategic planning approaches in a forest plantation in the North of Misiones Province, Argentina

open access: yesMathematical Biosciences and Engineering, 2022
In this paper we evaluate different models and constraints to define strategic planning approaches. In addition, we analyze the best models to meet the expectations generated by the organization.
Diego Broz   +4 more
doaj   +1 more source

Gastroprotective and anti-Helicobacter pylori potentials of essential oils from the oleoresins of Araucaria bidwillii and Araucaria heterophylla

open access: yesInflammoPharmacology, 2022
Plant resins or oleoresins comprise a chemically complex mixture of different classes of compounds. Oleoresin of the genus Araucaria combines essential oil (EO) and resin.
Dalia E. Ali   +4 more
semanticscholar   +1 more source

Structure and Tree Diversity in a Mixed Ombrophilous Forest Remnant, Southern Brazil

open access: yesFloresta e Ambiente, 2021
This study aimed to determine the tree structure, floristic composition and species diversity in the Araucaria State Park, southern Brazil. We allocated 100 plots of 100 m2 (1 ha) each one, and we recorded all trees with diameters at breast height ≥ 5 cm.
Manuela Gazzoni dos Passos   +3 more
doaj   +1 more source

Gagates in Crimean middle jurassic sediments (Sudak): coal petrography, paleobotany, formation conditions

open access: yesИзвестия высших учебных заведений: Геология и разведка, 2023
Background. The coal-bearing deposits of the Kopsel formation of the Bathonian-Callovian age of the Middle Jurassic near the city of Sudak (Crimea) are studied.
I. E. Stukalova   +3 more
doaj   +1 more source

Oral and Topical Anti-Inflammatory and Antipyretic Potentialities of Araucaria bidiwillii Shoot Essential Oil and Its Nanoemulsion in Relation to Chemical Composition

open access: yesMolecules, 2021
Different parts of Araucaria bidiwillii (bunya pin) trees, such as nuts, seeds, bark, and shoots, are widely used in cooking, tea, and traditional medicines around the world. The shoots essential oil (EO) has not yet been studied.
Mohamed F. Abdelhameed   +7 more
semanticscholar   +1 more source

An overlooked plant–parakeet mutualism counteracts human overharvesting on an endangered tree [PDF]

open access: yesRoyal Society Open Science, 2018
The exponential growth of the human population often causes the overexploitation of resources and disruption of ecological interactions. Here, we propose that the antagonist effect of humans on exploited species might be alleviated with the advent of a ...
Karina L. Speziale   +5 more
doaj   +1 more source

Metabolomic profiling of three Araucaria species, and their possible potential role against COVID-19

open access: yesJournal of Biomolecular Structure and Dynamics, 2021
The COVID-19 pandemic in Egypt is a part of the worldwide global crisis of coronavirus 2 (SARS-CoV-2). The contagious life-threatening condition causes acute respiratory syndrome. The present study aimed to assess the compounds identified by LC-MS of the
S. El-Hawary   +10 more
semanticscholar   +1 more source

Value aggregation of pine (Araucaria angustifolia) nuts agro-industrial waste by cellulose extraction

open access: yesResearch, Society and Development, 2021
Araucaria (Araucaria angustifolia) is a tree species found in the Southeast and South of Brazil. It is also known as Brazilian pine, presenting fruits of high acceptance. However, its processing generates by-products that are little used. Thus, this work
S. D. S. Barros   +7 more
semanticscholar   +1 more source

Effects of livestock grazing on soil health and recovery of a degraded Andean Araucaria forest

open access: yes, 2021
Araucaria araucana is an iconic long‐lived endangered tree species native to Southern Chile and Argentina. Araucaria forests and soils provide a myriad of ecosystem benefits to local communities, which are threatened by increasing anthropic‐driven ...
Oscar Crovo   +4 more
semanticscholar   +1 more source

CARACTERIZACION DE LA PRODUCTIVIDAD PESQUERA DESARROLLADA EN LA COCHA JACINTO, RESERVA NACIONAL PACAYA SAMIRIA

open access: yesCiencia Amazónica (Iquitos), 2011
El presente estudio describe las características de la productividad pesquera por un periodo de cuatro años  en la “cocha Jacinto”. La “cocha Jacinto” está ubicada en la Reserva Nacional Pacaya Samiria (RNPS) (coordenadas UTM E 0623314 y N 9495909 ...
Javier del Águila Chávez
doaj   +1 more source

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