Results 31 to 40 of about 356 (62)

First inventory of macroinvertebrates of River Niger in Niamey as bioindicators of urban and industrial pollution [PDF]

open access: yes, 2014
L’approche biologique, basée sur la distribution des peuplements de macro-invertébrés le long du fleuve Niger à Niamey, permet une bonne caractérisation biologique des stations d’échantillonnage.
Alhou, B.   +3 more
core   +1 more source

A parametric study of the value of hydrological information for irrigation and hydropower management of the Feather River [PDF]

open access: yes
A case study analysis is presented of the relationships between improvements in the accuracy, frequency, and timeliness of information used in making hydrological forecasts and economic benefits in the areas of hydropower and irrigation.
Putnam, M.   +3 more
core   +1 more source

Modeling impacts of management alternatives on soil carbon storage of farmland in Northwest China

open access: yes, 2006
International audienceLong-term losses of soil organic carbon (SOC) have been observed in many agriculture lands in Northwest China, one of the regions with the longest cultivation history in the world.
Li, C., Wang, Z., Wu, H., Zhang, F.
core   +2 more sources

United States data collection activities and requirements, volume 1 [PDF]

open access: yes
The potential market for a data collection system was investigated to determine whether the user needs would be sufficient to support a satellite relay data collection system design.
Hrin, S., Mcgregor, D.
core   +1 more source

Diagnóstico preliminar de la fitotoxicidad del agua de riego del arbolado público lineal de la ciudad de Mendoza, Argentina. [PDF]

open access: yes, 2022
Introducción: La medición de los niveles de fitotoxicidad en las aguas de riego metropolitanas generarán una línea de base de contaminación de las mismas.
Damiani, Maria Elba Beatriz   +2 more
core  

Diagnóstico preliminar de la fitotoxicidad del agua de riego del arbolado público lineal de la ciudad de Mendoza, Argentina.: Preliminary diagnosis of the phytotoxicity of irrigation water in linear public trees in the city of Mendoza, Argentina [PDF]

open access: yes, 2021
Introducción: La medición de los niveles de fitotoxicidad en las aguas de riego metropolitanas generarán una línea de base de contaminación de las mismas.
Damiani, Maria Elba Beatriz   +2 more
core   +1 more source

Trade and Development in Vietnam: Exploring Investment Linkages [PDF]

open access: yes
This paper presents and uses a new, stylized single country dynamic CGE model to explore the trade-development linkages in Vietnam. Application of this framework involves addressing three basic questions: 1. Does a model that properly determines capacity
Abott, Philip   +3 more
core   +1 more source

Impact of 40 years poplar cultivation on soil carbon stocks and greenhouse gas fluxes

open access: yes, 2005
International audienceWithin the JRC Kyoto Experiment in the Regional Park and UN-Biosphere Reserve "Parco Ticino" (North-Italy, near Pavia), the soil carbon stocks and fluxes of CO2, N2O, and CH4 were measured in a poplar plantation in comparison with a
Ferré, C.   +4 more
core   +1 more source

Evaluation des Bereichs Forschung und Entwicklung im Bundesprogramm Ökologischer Landbau [PDF]

open access: yes, 2012
Im Jahr 2010 wurde von der BLE eine Evaluation des seit 2001 bestehenden Bundesprogramms Ökologischer Landbau (BÖL) in Auftrag gegeben. Ziel der 2010 gestarteten Evaluation zum FuE-Bereich war es, die Relevanz der Forschung, ihre Wirksamkeit sowie die ...
Döring, Thomas   +7 more
core  

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