Results 11 to 20 of about 475 (158)

La rigidez constitucional ante la enmienda en Ecuador

open access: yesRevista Científica UISRAEL, 2021
Durante los últimos años, en el país se han activado diferentes procesos de reforma constitucional encaminados a instituir la reelección presidencial indefinida, permitiendo con dicha acción que una misma persona postule a la presidencia de la república ...
Telmo Elías Y´ánez Olalla   +2 more
exaly   +3 more sources

Evaluación de la labranza mecanizada y enmiendas sobre la producción de pasto transvala (Digitaria decumbens Stent.) y su calidad nutricional en San Mateo de Alajuela, Costa Rica

open access: yesRevista Iberoamericana de Bioeconomía y Cambio Climàtico, 2023
Antecedentes: El pasto Digitaria decumbens Stent. utilizado como pasto de corte, representa una alternativa de alimentación para el ganado bovino. El objetivo de la investigación fue evaluar el efecto de la labranza mecanizada y enmiendas sobre la ...
Randalth Cristobal Medina-Flores   +5 more
doaj   +1 more source

Efecto de la aplicación de biochar en la actividad microbiana en suelos: Revisión

open access: yesBiotecnología en el Sector Agropecuario y Agroindustrial, 2022
El biochar (BC) se presenta como una enmienda para suelos a partir del residuo de pirólisis de biomasa, que promueve el incremento de las comunidades bacterianas y micorrícicas benéficas y de nutrientes elementales para la fertilidad vegetal; por sus ...
Harold Andrés Melo Lozano   +1 more
doaj   +1 more source

Rendimiento del maíz (Zea mays L.) en respuesta a la fertilización con nitrógeno, fósforo y silicio al suelo

open access: yesTerra Latinoamericana, 2023
En el estado de Guerrero, el maíz (Zea mays) se siembra en diferentes condiciones edáficas y climáticas, en altitudes que van desde el nivel del mar hasta los 2880 m de altitud, principalmente en régimen de temporal y por productores que utilizan maíces ...
Oscar Martín Antúnez-Ocampo   +3 more
doaj   +1 more source

HCV spontaneous clearers showed low senescence profile in people living with HIV under long ART

open access: yesJournal of Medical Virology, Volume 95, Issue 7, July 2023., 2023
Abstract Coinfection with hepatitis C virus (HCV) and human immunodeficiency virus (HIV) increases immune activation, inflammation, and oxidative stress that could lead to premature senescence. Different HCV infections, either acute or chronic infection, could lead to distinct premature cellular senescence in people living with HIV (PLWHIV ...
Violeta Lara‐Aguilar   +14 more
wiley   +1 more source

Taking stock: The contribution of policy studies to our understanding of gun policy

open access: yesPolitics &Policy, Volume 51, Issue 3, Page 415-425, June 2023., 2023
Abstract In the summer of 2022, the tragic mass shooting in Uvalde, Texas once again thrust firearms policy onto the public agenda and opened an agenda window for bipartisan gun reforms in the Senate. Almost simultaneously, the Supreme Court struck down restrictions on concealed carry in New York state in the first major ruling on Second Amendment ...
Noah S. Schwartz
wiley   +1 more source

Lessons from France on the regulation of Internet pornography: How displacement effects, circumvention, and legislative scope may limit the efficacy of Article 23

open access: yesPolicy &Internet, Volume 14, Issue 3, Page 690-710, September 2022., 2022
Abstract In 2020, the French Parliament passed an amendment that put the country at the forefront of attempts by democratic states to restrict young people's access to legal online pornography. This study examines the necessity for and potential efficacy of the amendment, Article 23, through a comparative analysis of emerging legislative and regulatory
Neil Thurman   +2 more
wiley   +1 more source

‘Heroes to anonymous pensioners’: Francisco Franco's ‘mutilated gentlemen’ and the erosion of veteran privilege in Spain's transition to democracy

open access: yesHistory, Volume 107, Issue 377, Page 765-788, September 2022., 2022
Abstract This article explores how during Spain's transition to democracy in the 1970s and 1980s, Francoist disabled veterans of the Spanish Civil War navigated the disappearance of formerly hegemonic historical narratives which had hitherto defined their relationship with the state.
Stephanie Wright
wiley   +1 more source

Biocarbón de bambú como mejorador de la fertilidad del suelo en caña de azúcar

open access: yesRevista Mexicana de Ciencias Forestales, 2021
El deterioro de los suelos se debe, en gran medida, a la escasez y mala calidad del agua, y en particular a la disminución de la fertilidad de los mismos.
Gabriela Orozco Gutiérrez   +3 more
doaj   +1 more source

Deforestation‐free land‐use change and organic matter‐centered management improve the C footprint of oil palm expansion

open access: yesGlobal Change Biology, Volume 28, Issue 7, Page 2476-2490, April 2022., 2022
Alternative land‐use changes like degraded savannas conversion holds potential to replace tropical deforestation and its pernicious effect on ecosystem aspects. However, lack of empirical evidence hinders the understanding of the impacts of such alternative pathway for sustainable agricultural development on important ecosystem processes. Here, we show
Juan Carlos Quezada   +4 more
wiley   +1 more source

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