Results 91 to 100 of about 11,692 (230)

Principaux modèles utilisés en régression logistique [PDF]

open access: yesBiotechnologie, Agronomie, Société et Environnement, 2011
Main models used in logistic regression. Regression is a commonly used technique for decribing the relationship between a response variable and one or more explanatory variables.
Gillet, A., Brostaux, Y., Palm, R.
doaj  

Working Paper 02-09 - Le système d’innovation en Wallonie [PDF]

open access: yes
The Working Paper analyses the performances of the Walloon innovation system in 2008. This analysis concentrates on the six dimensions of the innovation system: knowledge development, human resources, R&D exploitation, innovation absorption capacity ...
Bernadette Biatour   +2 more
core  

La gestion de la matière organique du sol, un enjeu important pour limiter la lixiviation du nitrate vers les eaux souterraines

open access: yesBiotechnologie, Agronomie, Société et Environnement, 2017
The management of soil organic matter, an important issue in reducing nitrate leaching to groundwater. Description of the subject. The nitrate concentration in half of the groundwater bodies of the Walloon Region (Belgium) has justified their ...
Vandenberghe, C., Colinet, G.
doaj  

Farm-level Acreage Allocation under Risk [PDF]

open access: yes
We model the area allocation decision problem for a fixed size crop farm under random yields and prices for a risk-averse farmer. We assume that in the short run, the variable input expenses are fixed per hectare and per crop (an assumption that is ...
Frahan, Bruno Henry de   +2 more
core   +1 more source

Correlations of longevity evaluation with type traits in Walloon Region.

open access: yes, 2006
Approximated genetic correlations between direct longevity and type traits were computed for a sire Holstein population. Data were based on results for type traits (77,965 records) and for direct longevity (74,289 records) from the INTERBULL routine run of November 2005. Most of type traits presented a high relationship with direct longevity (from 0.06
Vanderick, Sylvie   +4 more
openaire   +1 more source

Persistent Nonviolent Conflict With No Reconciliation: The Flemish and Walloons in Belgium [PDF]

open access: yes, 2009
Mnookin and Verbeke describe the nonviolent but very serious conflict in Belgium between the Flemish (Dutch) of the North and the Walloons (French) of the South.
Mnookin, Robert, Verbeke, Alain
core   +1 more source

Diagnostic agronomique et agro-environnemental des successions culturales en Wallonie (Belgique) [PDF]

open access: yesBiotechnologie, Agronomie, Société et Environnement, 2007
Agronomical and agro-environmental diagnosis of crop sequences in Wallonia (Belgium). Crop sequence, recognized as a fundamental concept providing a balance both agronomic at parcel level and agro-environmental at the agro-ecosystem level, is analyzed on
Béatrice Leteinturier   +2 more
doaj  

TA and the Regions: The Walloon experiment

open access: yesTATuP - Zeitschrift für Technikfolgenabschätzung in Theorie und Praxis, 2002
P. Vendramin, G. Valenduc
openaire   +3 more sources

Hydrogeological mapping of the Walloon Region (Belgium) – Now on the Web !!

open access: yes, 2006
Cartographie des Eaux souterraines de ...
Ruthy, Ingrid   +5 more
openaire   +1 more source

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