Results 51 to 60 of about 178,417 (309)

The shared benefits of fallen fruits: A novel mechanism stabilizing a nursery pollination mutualism between Sambucus and kateretid beetles

open access: yesPLANTS, PEOPLE, PLANET, EarlyView.
Understanding how cooperative interactions remain stable matters for biodiversity because many plants rely on specialist insects that can also impose reproductive costs. We studied the interaction between Sambucus sieboldiana and seed‐consuming Heterhelus beetles through detailed field observations and pollination experiments.
Suzu Kawashima   +3 more
wiley   +1 more source

Fantasmas: el eterno retorno. Lo fantástico y lo político en algunos relatos de Mariana Enríquez

open access: yesRevista de Estudos Literários da UEMS - REVELL, 2019
La figura del fantasma es un clásico de la literatura fantástica universal. En la literatura argentina reciente el fantasma es, también, un motivo recurrente de las relecturas políticas de la Historia.
María Angélica Semilla Durán
doaj  

Social Sustainability in Circular Bioeconomy Business Models: Insights From Argentina

open access: yesSustainable Development, EarlyView.
ABSTRACT Research on circular bioeconomy business models (CBEBM) has largely prioritised environmental and economic aspects, leaving out the social pillar. To address this gap, this paper analyses to what extent and in what ways social sustainability is integrated into CBEBM, based on 12 cases from northern Argentina, a region with high potential for ...
Celina N. Amato   +2 more
wiley   +1 more source

Escrituras disidentes

open access: yesRevista de Estudos Literários da UEMS - REVELL, 2019
Apresentação da REVELL - dossiê Novas Narradoras Latino-americanas: corpo, memória e ...
María Angélica Semilla Durán
doaj  

Establecimiento de un Programa de Abastecimiento de Semilla Certificada de Chayote en Ujarrás, Cartago, Costa Rica. [PDF]

open access: yes, 2015
Proyecto de Investigación (Código: 5402-1510-8801) Instituto Tecnológico de Costa Rica. Vicerrectoría de Investigación y Extensión (VIE). Escuela de Biología.
Abdelnour-Esquivel, Ana   +2 more
core  

Temporal dynamics in functional fruit traits of native and invasive fleshy fruited plants in subtropical Andean forests

open access: yesFunctional Ecology, EarlyView.
Read the free Plain Language Summary for this article on the Journal blog. Abstract Fruits encompass the energetic and material flow between both interacting parties in frugivore‐mediated seed dispersal. Since fruit traits matter in frugivores' foraging decisions, the temporal dynamics of fruit traits might influence interaction outcomes.
Irene M. A. Bender   +3 more
wiley   +1 more source

Ensayos de germinación en especies de Ononis L. (Fabaceae) del SW de España

open access: yesCollectanea Botanica, 2000
Se aportan datos sobre la capacidad germinativa de las semillas de ocho táxones del género Ononis, procedentes del SW de España (O. espinosa subsp. australis, O. pinnata, O. broterana, O. natris, O. biflora, O. mollis, O. pubescens y O.
Juan Antonio Devesa   +2 more
doaj   +1 more source

AGRICULTURE IN A SOCIALIST CITY: Towards an Alter‐Urban Political Ecology

open access: yesInternational Journal of Urban and Regional Research, EarlyView.
Abstract Urban political ecology has developed as a critique of capitalist urbanization. This article develops the concept of alter‐urban political ecology to define urban environments emerging not from capitalist urbanization but from efforts to transform it. Drawing on archival research and ethnographic fieldwork in five urban farms in socialist Cuba,
Gustav Cederlöf
wiley   +1 more source

Cronología reproductora de Ceratozamia mexicana (Cycadales)

open access: yesBotan‪ical Sciences, 2000
En Cemtozamia mexicana Brongn. el desarrollo de la semilla se cumple en 24 meses desde la iniciación de los óvulos en agosto hasta el desarrollo completo del cuerpo del embrión.
María Ydelia Sánchez-Tinoco   +2 more
doaj   +1 more source

Eficiencia de implantación de trigo con labranza en franjas a distintas velocidades de avance [PDF]

open access: yes, 2005
p.121-127En la implantación de cultivos en siembra directa, la compactación y la presencia de abundante rastrojo, dificultan el desempeño del tren de distribución de las sembradoras.
Agnes, Diego Wilfredo   +4 more
core  

Home - About - Disclaimer - Privacy