Results 41 to 50 of about 520 (246)

Ethnobotanical and genetic assessments of Central American avocado landraces reveal novel sources of biodiversity and ancient migration patterns

open access: yesPLANTS, PEOPLE, PLANET, EarlyView.
Avocados are a multibillion‐dollar global commodity, but their growing export market pressures local farmers to abandon local fruit tree diversity in favor of commercial cultivar production. Interviews with rural avocado farmers and households from the Southern Mexican Highlands, Pacific Coastal Honduras, and Western Nicaragua, as well as the genetic ...
Kevin Wann   +4 more
wiley   +1 more source

El género Bromus en los Andes Centrales de Suramérica El género Bromus en los Andes Centrales de Suramérica

open access: yesCaldasia, 1986
A preliminary taxonomic revision of the brorne-grass species is found in Bolivia and Perú, with keys, drawings (mostly of type specimens), synonymies, descriptions and extensive specimen citations, 5 species are recognized: Bromus catharticus, B. lanatus,
Pinto Escobar Polidoro
doaj  

Aves y endemismo en los bosques relictos de la vertiente occidental andina del norte del Perú y sur del Ecuador

open access: yesRevista Peruana de Biología, 2013
Los bosques relictos de las vertientes occidentales de los Andes del norte del Perú y el sur del Ecuador forman parte de dos regiones, una la denominada región de endemismo tumbesina (caracterizada principalmente por bosques secos) y otra, en altitudes ...
Jeremy N. M. Flanagan   +2 more
doaj   +1 more source

How many bromeliads are there? History and future perspectives of species scientific discovery in the pineapple family

open access: yesPLANTS, PEOPLE, PLANET, EarlyView.
It remains unclear how many plant species are not yet recorded by science. We illustrated the process by which species of the pineapple family in tropical America have been newly described to science to date, and we estimated how many species may still await scientific discovery in this group.
Georg Zizka   +4 more
wiley   +1 more source

Efectos del cambio climático sobre especies de plantas vasculares del sur de los Andes Centrales: un estudio en el noroeste de Argentina (NOA)

open access: yesEcología Austral, 2016
La región de los Andes Tropicales es considerada como una región muy vulnerable al cambio climático porque presenta una alta diversidad y endemismo y porque posee una gran variabilidad altitudinal.
Ana C. Godoy-Burki
doaj   +1 more source

Food plant diversity in a rapidly changing world

open access: yesPLANTS, PEOPLE, PLANET, EarlyView.
Diversity in food plants is essential to human and planetary health. On farms, in diets, and in many other areas of food systems, this diversity has undergone enormous change globally, including significant decline. We describe major trends in how food plant diversity has been changing, note the responses from conservation communities, highlight gaps ...
Colin K. Khoury   +8 more
wiley   +1 more source

The potential global distribution of Drosophila suzukii, including consideration of irrigation and Australian host cropping areas

open access: yesPest Management Science, EarlyView.
This CLIMEX model of Drosophila suzukii fits the global distribution very well and includes irrigation effects. It indicates that D. suzukii could threaten all Australian berry and cherry production areas if introduced. Abstract BACKGROUND Spotted wing drosophila, Drosophila suzukii (Matsumura), is a major fruit fly pest of cherries and berries across ...
Jessica Mae Kriticos   +2 more
wiley   +1 more source

CONSTRUCCIÓN DE SUBJETIVIDADES POLÍTICAS DE NIÑAS, NIÑOS Y JÓVENES, EN EL CONTEXTO DE LA EXPERIENCIA EDUCATIVA CAE, EN LOS ANDES CENTRALES DEL PERÚ:UN REFERENTE DE CONSTITUCIÓN SOCIOCULTURAL, SOCIOAMBIENTAL

open access: yesBio-grafía, 2013
El presente artículo es producto de los desarrollos investigativos y reflexivos de la experiencia educativa “Construcción de subjetividades políticas de niñas, niños y jóvenes quechuahablantes, en el contexto de la experiencia ‘Comunidades Andinas ...
MARCO TULIO PEÑA
doaj   +1 more source

A new scale‐selective measure of curvature for meteorological fields

open access: yesQuarterly Journal of the Royal Meteorological Society, EarlyView.
We introduce a novel diagnostic called curvature using radial variation (CURV) that quantifies the local cyclonic or anticyclonic curvature of mean‐sea‐level pressure or geopotential height gridded fields over selected scales. A depiction of how CURV values relate to differing cyclonic curvature is shown in the figure.
Nigel Roberts   +3 more
wiley   +1 more source

El pueblo andino y la dialéctica de Dios

open access: yesRevista Espiga, 2012
Este artículo versa sobre la sociedad andina, vertida en dos realidades teológicas: el dios de los Andes centrales y el dios de la cristiandad occidental junto al dios bíblico. Su fin es analizar las razones de su contexto.
Calixto Huanca Cárdenas
doaj   +1 more source

Home - About - Disclaimer - Privacy