Results 31 to 40 of about 20,404 (132)

Extractos vegetales con potencial insecticida sobre la preferencia alimentaria de Spodoptera frugiperda

open access: yesAIA Avances en Investigación Agropecuaria
Introducción. Spodoptera frugiperda (Lepidoptera: Noctuidae) es una plaga clave del maíz a nivel mundial, cuya resistencia a insecticidas químicos y los impactos ambientales asociados impulsan la búsqueda de alternativas sostenibles, como los ...
Heloize Maia dos Santos Maia dos Santos   +5 more
doaj   +1 more source

Rotational Workspace Expansion of a Planar CDPR with a Circular End-Effector Mechanism Allowing Passive Reconfiguration

open access: yesRobotics, 2019
Cable-Driven Parallel Robots (CDPR) operate over a large positional workspace and a relatively large orientation workspace. In the present work, the expansion of the orientation Wrench Feasible Workspace (WFW) in a planar four-cable passive ...
Marco Alexander Carpio Alemán   +4 more
doaj   +1 more source

Tomato Apical Leaf Curl Virus: A Novel, Monopartite Geminivirus Detected in Tomatoes in Argentina

open access: yesFrontiers in Microbiology, 2018
Plant viruses that are members of the Geminiviridae family have circular single-stranded DNA (ssDNA) genome and are responsible for major crop diseases worldwide.
Carlos G. Vaghi Medina   +5 more
doaj   +1 more source

Behavior Patterns of Antisocial Teenagers Interacting with Parents and Peers: A Longitudinal Study

open access: yesFrontiers in Psychology, 2017
Antisocial behavior may begin during childhood and if maintained during adolescence, is likely to continue and escalate during adulthood. During adolescence, in particular, it has been established that antisocial behavior may be reinforced and shaped by ...
Francisco J. P. Cabrera   +3 more
doaj   +1 more source

Remoción de semillas, herbivoría y reclutamiento de plántulas de Brosimum alicastrum (Moraceae) en sitios con manejo forestal contrastante de la selva maya, Quintana Roo, México

open access: yesBotan‪ical Sciences, 2009
En este trabajo se evaluó el impacto de la extracción forestal sobre la remoción de semillas, herbivoría y establecimiento de Brosimum alicastrum. Para esto, se utilizaron una serie de exclusiones experimentales colocadas en sitios con manejo y sin ...
Gabriel Gutiérrez Granados   +1 more
doaj   +1 more source

Calidad de interacción familiar y violencia escolar en adolescentes del distrito de Trujillo

open access: yesREVISTA DE INVESTIGACIÓN DE ESTUDIANTES DE PSICOLOGÍA “JANG”, 2019
La presente investigación de corte correlacional, tuvo por objetivo determinar la relación entre la calidad de interacción familiar y violencia escolar en adolescentes del distrito de Trujillo. La muestra estuvo conformada por 376 estudiantes de nivel secundario del distrito de Trujillo, entre hombres y mujeres.
openaire   +1 more source

Curating landscapes to encourage care for biodiversity through arts and citizen science

open access: yesPeople and Nature, EarlyView.
Abstract This study investigates how combining Citizen Science and Art workshops within curated wildflower meadows can generate repeated, positive experiences with nature, and foster a sense of care for it. The project aimed to increase awareness, encourage responsibility, and develop competencies related to urban nature.
Elisa Olivares Esquivel   +2 more
wiley   +1 more source

An interdisciplinary review of the interplay of conflict, socio‐economic factors, and land cover and vegetation dynamics in Colombia

open access: yesPLANTS, PEOPLE, PLANET, EarlyView.
Colombia's forests play a crucial role in preserving biodiversity and mitigating climate change, but they are currently facing severe degradation, particularly after the 2016 Peace Agreement. Our literature review highlights a growing research interest in this topic and demonstrates how interdisciplinary approaches combining diverse methods can enhance
Estefanía Muñoz   +13 more
wiley   +1 more source

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, EarlyView.
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

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