Results 71 to 80 of about 224,204 (252)

La agricultura orgánica en tierras altas, Chiriquí: realidad o percepción de la agricultura panameña

open access: yesRevista de Iniciación Científica, 2017
La producción orgánica en Panamá tiene un gran reto garantizar la seguridad alimentaria del país. Se investigó el estado actual de la producción orgánica en Tierras Altas, provincia de Chiriquí para reconocer la sostenibilidad de la agricultura en la ...
Kerly Quintero   +2 more
doaj  

How Does Vulnerability Framing by Microfinance Institutions Leverage Funding Success in Crowdfunding?

open access: yesInternational Journal of Finance &Economics, EarlyView.
ABSTRACT This study draws on framing theory to investigate how microfinance institutions (MFIs) strategically construct a vulnerability‐oriented organisational identity and how this framing influences their funding decisions during the pre‐campaign phase of prosocial crowdfunding.
Ana Paula Matias Gama   +3 more
wiley   +1 more source

Preliminary results of the study of meteorological effects on the productivity of the Panama bight

open access: yesGeofísica Internacional, 1979
Se analizan parámetros característicos de aspectos meteorológicos, oceanográficos, químicos y biológicos, a fin de observar en forma integrada los efectos meteorológicos en la productividad del Golfo de Panamá.
Walter Ritter Ortíz   +1 more
doaj   +1 more source

Optical router for optical fiber sensor networks based on a liquid crystal cell [PDF]

open access: yes, 2003
Optical fiber sensor networks are evolving rapidly. They are used because of the inert nature of optical fibers allowing no electromagnetic interference and safe applications in inflammable atmospheres; other relevant characteristics are their low ...
Aranda, Ángel Luis   +4 more
core   +2 more sources

Intrapartum oral azithromycin for maternal infection prophylaxis and the risk of postpartum hemorrhage: A secondary analysis of the A‐PLUS trial

open access: yesInternational Journal of Gynecology &Obstetrics, EarlyView.
Abstract Objective A single oral dose of azithromycin (AZM) given during labor to women planning a vaginal delivery reduced maternal infections including sepsis, with a stronger effect in sub‐Saharan Africa than South Asia. Since maternal infection contributes to labor dysfunction and postpartum hemorrhage (PPH), we evaluated the effect of AZM on the ...
Larissa Sidze   +37 more
wiley   +1 more source

La libertad de comercio en el istmo de panamá: el debate político y fiscal a propósito de la "peculiaridad" panameña, 1821-1850

open access: yesPanorama Económico, 2019
El istmo de Panamá gozó durante gran parte de la época colonial de una posición privilegiada dentro de las redes de comercio ultramarino. Pero la combinación de una serie de factores lo sumió en un periodo de decadencia que se prolongó desde mediados del
Paola Ruiz
doaj   +1 more source

Predicting long‐term population viability for an imperiled salamander under future climate changes

open access: yesThe Journal of Wildlife Management, EarlyView.
We evaluated the long‐term viability of 2 reticulated flatwoods salamander (Ambystoma bishopi) populations in response to multiple future climate change scenarios. We found that there is a high probability of extinction by 2100 under some scenarios, mostly driven by severe droughts and repeated reproductive failure. Conservation actions should focus on
Houston C. Chandler   +3 more
wiley   +1 more source

Obstetric violence: a Latin American legal response to mistreatment during childbirth [PDF]

open access: yes, 2018
Over the last several years, a new legal construct has emerged in Latin America that encompasses elements of quality of obstetric care and mistreatment of women during childbirth - both issues of global maternal health import. Termed "obstetric violence,"
Belizan, Jose   +5 more
core   +1 more source

CO2 Fluxes and Soil Responses to Straw and Herbicide in Peanut

open access: yesLand Degradation &Development, EarlyView.
ABSTRACT Peanut cultivation plays an important agronomic role in Brazil, especially in rotation with sugarcane, promoting biological nitrogen fixation and improving soil quality. This study aimed to test the hypothesis that the combined use of sugarcane mulch, peanut cultivation, and herbicide application would affect soil CO₂ fluxes, soil chemical ...
Heytor Lemos Martins   +7 more
wiley   +1 more source

Gillraker analysis and speciation in the thread herring genus Opisthonema [PDF]

open access: yes, 1963
ENGLISH: The thread herrings, genus Opisthonema, family Clupeidae, are marine fishes that occur only in tropical and subtropical waters off both coasts of the American continent.
Barrett, Izadore, Berry, Frederick H.
core  

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