Results 21 to 30 of about 1,112,379 (189)

Living Snow Fences: International Practices

open access: yesWorld of Transport and Transportation, 2021
In winter, in the countries with snow covered regions, one of the main tasks of road maintenance is to combat snow deposits, snowpacks and snowdrifts on the roadway. Living snow fences consisting of tree and shrub plantings are among known world practices to protect roads against effects of snow deposits.
openaire   +2 more sources

Protection des cultures à l'aide de la haie morte et de la haie vive dans la région de Ségou, au Mali [PDF]

open access: yesTropicultura, 2009
Crop Protection with the Help of Dead and Live Fences in the Segou Region, in Mali. In the Segou region, in Mali, market crop production during the dry season is increasing. This type of production needs to be protected from livestock, which roams freely
Levasseur, V., Olivier, A., Niang, A.
doaj  

Transforming Nigeria Food System: The Role of Agroforestry

open access: yesJournal of Applied Sciences and Environmental Management, 2023
It has been generally established that the global food system needs to be transformed urgently, in order to meet the growing demand for food, feed and fodder.
G. I. Otiwa   +5 more
doaj   +1 more source

Diversity, abundance and conservation of birds in an agroecosystem in the Ica desert, Peru

open access: yesRevista Peruana de Biología, 2013
Present work investigates the impact of the agricultural activity in the Peruvian coast on the biodiversity of birds. The study includes the monitoring of birds in asparagus and grapes farms of Ica valley, from January-2004 to January-2006. We evaluated
Letty Salinas   +2 more
doaj   +1 more source

Patterns of shade plant diversity in four agroforestry systems across Central America: a meta-analysis

open access: yesScientific Reports, 2023
Agroforestry systems can potentially increase tree diversity within agricultural landscapes, but to date, there is little understanding of the patterns of shade plant diversity within different agroforestry systems (AFS) at large spatial scales.
M. Jimena Esquivel   +11 more
doaj   +1 more source

City-ATM – Live Drone Trials with Dynamic Geo-fencing [PDF]

open access: yes2020 AIAA/IEEE 39th Digital Avionics Systems Conference (DASC), 2020
The project City-ATM, launched by the German Aerospace Center DLR in 2018, aims to integrate new airspace users like unmanned aerial vehicles into uncontrolled airspace. An air traffic management and traffic flow control concept was developed. The phase 1 demonstration in 2019 showed a bridge inspection featuring, amongst other concept elements, the ...
openaire   +1 more source

Chemistry, Biological Activities and In Silico Bioprospection of Sterols and Triterpenes from Mexican Columnar Cactaceae

open access: yesMolecules, 2020
The Cactaceae family is an important source of triterpenes and sterols. The wide uses of those plants include food, gathering, medicinal, and live fences. Several studies have led to the isolation and characterization of many bioactive compounds.
Juan Rodrigo Salazar   +2 more
doaj   +1 more source

Living Snow Fences; TR-460, 2006 [PDF]

open access: yes, 2006
Blowing snow can cause significant problems for mobility and safety during winter weather in three distinct ways. It may drift onto the road, thus requiring almost continuous plowing while the wind is blowing (which may occur when a given winter storm is

core  

Landscape structure and live fences in Andes Colombian agrosystems: upper basin of the Cane-Iguaque River

open access: yes, 2016
Changes in land use have generated a new landscape configuration in the Andino orobiome (mountain range) of the tropical Andes, resulting in a mosaic of cultivation and pastures interrupted by small fragments of forest and live fences.
Otero, Javier, Onaindia, Miren
core   +1 more source

A Living Fence:

open access: yes, 2018
Chapter 1 of Money at the Margins. Book description: Mobile money, e-commerce, cash cards, retail credit cards, and more—as new monetary technologies become increasingly available, the global South has cautiously embraced these mediums as a potential solution to the issue of financial inclusion. How, if at all, do new forms of dematerialized money
Taylor, Erin B. (R20657)   +1 more
openaire   +3 more sources

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