Results 11 to 20 of about 58,741,931 (135)

Ecology of declining populations of gray foxes (Urocyon cinereoargenteus) in Indiana, USA Ecología de las poblaciones en declive de zorros grises (Urocyon cinereoargenteus) en Indiana, EE.UU.

open access: yesWildlife Monographs, Volume 226, Issue 1, September 2026.
We estimated seasonal space use, cover selection, and resource selection; evaluated gene flow and potential genetic barriers; and assessed cause‐specific survival rates and reproduction of radiomarked gray foxes in Indiana, USA. Our results provide evidence that gray foxes in Indiana are an edge species with relatively large home ranges, relatively low
Tim L. Hiller   +5 more
wiley   +1 more source

Utilização das microalgas Thalassiosira weissflogii e Nannochloropsis oculata no cultivo de Litopenaeus vannamei em sistemas de berçários, sem renovação de água [PDF]

open access: yes, 2012
Dissertação (mestrado) - Universidade Federal de Santa Catarina, Centro de Ciências Agrárias, Programa de Pós-Graduação em Aquicultura, Florianópolis, 2010.O sistema de berçários intensivos é uma das etapas de cultivo das pós-larvas de camarões marinhos.
Belettini, Frank
core  

Muralismo como encargo participativo: Holografía de lo (in)visible en comunidades a’i cofán de la selva colombiana

open access: yesAnthropology of Consciousness, Volume 37, Issue 2, Fall 2026.
ABSTRACT When mural art in indigenous communities is commissioned as a participatory project, several methodological, epistemological, and aesthetic questions arise. This text proposes a horizontal and investigative approach to what we can simply call ‘muralism in the A'i Cofán community context,’ not as significant works executed in communities, but ...
Daniel Alberto Restrepo Hernández   +2 more
wiley   +1 more source

Artificial exposure to herbivore‐induced volatile organic compounds reduces herbivory and modulates gene expression in potato plants

open access: yesJournal of Applied Ecology, Volume 63, Issue 8, August 2026.
These findings provide strong mechanistic evidence for VOCs mediating pest resistance and suggest that exposure to herbivore‐induced, plant‐derived VOCs can enhance pest resistance in potato crops. These results might offer novel information for developing ecologically sustainable plant volatile‐based strategies for boosting protection against pests in
Lucía Martín‐Cacheda   +5 more
wiley   +1 more source

Enforcing environmental law in the Amazon

open access: yesPeople and Nature, Volume 8, Issue 7, Page 2281-2294, July 2026.
Abstract This article identifies the underlying obstacles to enforcement of laws against environmental crimes such as illegal logging, mining and ranching. With four departments (provinces) from Colombia as case studies, it assesses enforcement of the country's main environmental law, Law 2111, which is one of Latin America's strongest. The article has
Mark Ungar, Juan Corredor‐Garcia
wiley   +1 more source

Estudio morfogénico de Zamia skinneri Warszewicz, empleando megagametófitos y embriones zigóticos

open access: yesTecnología en Marcha, 2007
Se realizó un estudio de brotes y embriones adventicios a partir de secciones de megagametófito y embriones zigóticos de Zamia skinneri, que empleó como medio primario para la obtención del callo los macroelementos del medio B5 (Gamborg) y los ...
Tomás Palma-Zúñiga
doaj   +2 more sources

Effects of Forest Cover and Seasonality on Several Faunal Groups in Cattle Ranching Landscapes of Los Tuxtlas, Mexico

open access: yesBiotropica, Volume 58, Issue 4, July 2026.
Forest cover within cattle ranches can strongly shape faunal biodiversity. In Los Tuxtlas, Veracruz, Mexico. We show that butterflies, moths, dung beetles, and birds respond differently to forest cover across habitats (pastures vs. forest fragments) and seasons, as a function of their specialization and resource needs.
Lina Adonay Urrea‐Galeano   +6 more
wiley   +1 more source

Avances de investigación para la propagación vegetativa por cultivo in vitro de Myrciaria dubia (H.B.K.) Mc Vaugh “camu camu”

open access: yesCiencia Amazónica (Iquitos), 2013
El trabajo fue realizado en el Laboratorio de Cultivo de Tejidos Vegetales de la Estación Experimental Agraria San Roque, del INIA Loreto con el objetivo de establecer un protocolo para el cultivo in vitro de segmentos nodales de camu camu" Myrciaria ...
Sergio Pinedo Freyre   +2 more
doaj   +3 more sources

Resistencia a la corrosión de materiales utilizados para la fabricación de aretes perforantes para orejas

open access: yesRevista de Metalurgia, 2003
Aleaciones conteniendo níquel se han utilizado como substratos para la fabricación de aretes perforantes para orejas. Desafortunadamente, el níquel ha sido relacionado con el desarrollo de una reacción alérgica conocida como dermatitis de contacto ...
O. V. Correa   +3 more
doaj   +1 more source

Data gaps and heterogeneity limit our understanding of human–wildlife interactions: A continental study of Andean bears

open access: yesPeople and Nature, Volume 8, Issue 5, Page 1499-1519, May 2026.
Abstract The expansion and intensification of human activities have increased interactions between people and wildlife. Interactions involving bears and other large carnivores are complex and can lead to conflicts. Promoting positive coexistence requires managing information, which is not always available.
Roxana Rojas‐VeraPinto   +2 more
wiley   +1 more source

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