Results 71 to 80 of about 12,023 (207)

Nuevos registros para la flora de Veracruz en el Parque Nacional Cañón del Río Blanco, México

open access: yesActa Botanica Mexicana, 2018
Antecedentes y Objetivos: Con algunas pocas exploraciones desde el siglo XIX y colectas aisladas, el Parque Nacional Cañón del Río Blanco ha sido poco estudiado desde el punto de vista florístico; sin embargo, se han documentado nuevos registros para la
Abel Felipe Vargas Rueda   +3 more
doaj   +1 more source

Non‐Linear Influence of Reservoir Initial Condition on Flood Reduction

open access: yesJournal of Flood Risk Management, Volume 18, Issue 4, December 2025.
ABSTRACT Reservoirs play a crucial role in modifying natural flow regimes and mitigating flood peaks, yet their effectiveness depends heavily on operational strategies, particularly the initial storage level at the onset of a flood event. This study investigates, for the first time, the non‐linear effects of reduced initial storage on the relationship ...
Giulia Evangelista   +3 more
wiley   +1 more source

Advantages and disadvantages of Internet research surveys [PDF]

open access: yes, 2012
En este trabajo, se comparan las encuestas autoadministradas a través de Internet con las presenciales y telefónicas, destacando las ventajas y los inconvenientes de cada una.
Díaz de Rada, Vidal
core  

Highlighting gaps in technology acceptance research: A call for integrating happiness and well-being into smart city development

open access: yesJournal of Innovation & Knowledge
Today's world is dealing with various challenges such as global warming, overpopulation, resource allocation, uneven economic development and many others. Most of these issues are not novel; however, since the number of global populations living in urban
Anton Manfreda, Tea Mijač
doaj   +1 more source

Use of Spirometry and Respiratory Drugs in Manitobans Over 35 Years of Age with Obstructive Lung Diseases

open access: yesCanadian Respiratory Journal, 2005
BACKGROUND: Previous data indicated that spirometry was underused in people with obstructive disease, especially those with chronic obstructive pulmonary disease (COPD).
NR Anthonisen, K Woodlrage, J Manfreda
doaj   +1 more source

Proposal of sampling protocols to verify possible performance objectives for Campylobacter species control in Italian broiler batches

open access: yesItalian Journal of Food Safety, 2013
Campylobacteriosis represents the most important food-borne illness in the EU. Broilers, as well as poultry meat, spread the majority of strains responsible for human cases.
Gerardo Manfreda   +2 more
doaj   +1 more source

Metrics for the Quantification of Seeding Characteristics to Enhance Image Velocimetry Performance in Rivers

open access: yesRemote Sensing, 2020
River flow monitoring is essential for many hydraulic and hydrologic applications related to water resource management and flood forecasting. Currently, unmanned aerial systems (UASs) combined with image velocimetry techniques provide a significant low ...
Silvano Fortunato Dal Sasso   +2 more
doaj   +1 more source

Design Effects in Web Surveys: Comparing Trained and Fresh Respondents [PDF]

open access: yes
In this paper we investigate whether there are differences in design effects between trained and fresh respondents. In three experiments, we varied the number of items on a screen, the choice of response categories, and the layout of a five point rating ...
Das, J.W.M.   +2 more
core   +1 more source

In the Eye of the Beholder: How Lawyers Perceive Legal Ethical Problems

open access: yesJournal of Empirical Legal Studies, Volume 22, Issue 3, Page 345-360, September 2025.
ABSTRACT In our interdependent and complex world, lawyers play an increasingly important role. The legal profession depends on lawyers' commitment to the rules of professional conduct governing how they interact with clients, courts, third parties, and one another.
Albert Yoon
wiley   +1 more source

El estudio sistemático de Agavaceae y Nolinaceae, y Asparagales relacionados en las Monocotiledóneas: un análisis basado en la secuencia del gen rbcL

open access: yesBotan‪ical Sciences, 1994
La naturaleza y los límites de la familia Agavaceae han sido objeto de controversias desde que se propuso en el siglo pasado. En este artículo analizamos las secuencias del gen rbcL del cloroplasto de 9 especies de Agavaceae sensu Hutchinson ( 1934, 1959)
Luis E. Eguiarte   +3 more
doaj   +1 more source

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