Results 11 to 20 of about 15,651,842 (205)

Ethnic differences in use values and use patterns of Parkia biglobosa in Northern Benin

open access: yesJournal of Ethnobiology and Ethnomedicine, 2011
Background African locust bean tree (Parkia biglobosa) is a multipurpose species used widely in arid Africa by local communities. The present study focused on ethnic differences in use values and use patterns of P.
Koura Kourouma   +3 more
doaj   +1 more source

Bolívar Echeverría: el discurso crítico y la política de la forma natural / Bolívar Echeverría: Critical Discourse and the Politics of the Nature Form

open access: yesValenciana, 2020
En este artículo se presentan las implicaciones políticas y críticas que supone el estudio del valor de uso en la obra de Bolívar Echeverría. El marxismo clásico se ha centrado a lo largo del tiempo en el análisis de distintos elementos propios de la ...
Andrea Torres Gaxiola
doaj   +1 more source

An Expected Value Approach to the Dual-Use Problem [PDF]

open access: yes, 2013
In this chapter I examine how expected-value theory might inform responses to what I call the dual-use problem. I begin by defining that problem. I then outline a procedure, which invokes expected-value theory, for tackling it.
Douglas, Thomas
core   +1 more source

Availability and use of woody plants in a agrarian reform settlement in the cerrado of the state of Goiás, Brazil

open access: yesActa Botânica Brasílica, 2013
Protected areas are important sources providing plant resources for human populations, and contributing to the livelihood and income of families. To test the ecological apparency hypothesis, that there is positive relationship between the visibility of a
Vanessa Pessanha Tunholi   +2 more
doaj   +1 more source

Sexual systems of Tropical Dry Forest trees in restored habitats

open access: yesBotan‪ical Sciences, 2022
Background: Obligate outcrossing species (such as dioecious species) are more vulnerable to habitat fragmentation than self-compatible hermaphrodite trees.
María de los Ángeles Hernández-Galindo   +3 more
doaj   +1 more source

An ethnopharmacological study of aromatic Uyghur medicinal plants in Xinjiang, China

open access: yesPharmaceutical Biology, 2017
Context: An ethnobotanical survey was completed in a remote village and surrounding country of Xinjiang, where most Uyghur medicinal plants could be collected. This work clarifies and increases ethnobotanical data.
Lu Zhao   +3 more
doaj   +1 more source

Foreign currency derivative use and shareholder value [PDF]

open access: yes, 2012
This paper investigates the effect of foreign currency (FC) derivative use on shareholder value. Exposures are broken down by currency, by whether the currency is appreciating or depreciating and by whether exposures are symmetric or asymmetric.
Belghitar, Yacine   +2 more
core   +1 more source

High Diversity of Medicinal Uses of Thai Legumes (Fabaceae) and Their Potential in Public Herbal Medicine

open access: yesDiversity, 2022
Ethnomedicinal studies have demonstrated that Fabaceae include the highest number of medicinal species of all plant families in Thailand. To evaluate which legumes hold the greatest potential for development of public herbal medicines, we used ...
Natcha Sutjaritjai   +4 more
doaj   +1 more source

The Decision Value Computations in the vmPFC and Striatum Use a Relative Value Code That is Guided by Visual Attention [PDF]

open access: yes, 2011
There is a growing consensus in behavioral neuroscience that the brain makes simple choices by first assigning a value to the options under consideration and then comparing them.
Lim, Seung-Lark   +2 more
core   +1 more source

Diversidade e uso de plantas do Cerrado em comunidade de Geraizeiros no norte do Estado de Minas Gerais, Brasil Diversity and use of Cerrado plants in a Geraizeiros community in northern Minas Gerais, Brazil

open access: yesActa Botânica Brasílica, 2012
A conservação e o uso sustentável da biodiversidade requerem conhecimentos da vegetação nativa e de como as populações locais utilizam os recursos naturais disponíveis. Os objetivos deste estudo foram testar a hipótese da aparência ecológica e levantar a
Isabela Lustz Portela Lima   +3 more
doaj   +1 more source

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