Een proef met biostimulanten om de opname van ijzer in een organisch teeltsysteem met circulaire meststoffen te bevorderen is uitgevoerd voor het Fieldlab circulaire meststoffen. De proef heeft aangetoond dat ijzerchelaat niet eenvoudig te vervangen is door ijzersulfaat en biostimulanten. De gebruikte …

The first Stakeholder Network Meeting of the EU Horizon 2020-funded ONTOX project was held on 13-14 March 2023, in Brussels, Belgium. The discussion centred around identifying specific challenges, barriers and drivers in relation to the implementation of non-animal new approach methodologies (NAMs) and …

The Standard for Public Code gives public organizations a model for preparing open source solutions to enable collaborations with similar public organizations in other places. It includes guidance for policy makers, city administrators, developers and vendors.

Cannabis is commonly characterized as the most normalized illicit drug. However, it remains a prohibited substance in most parts of the world, including Europe, and users can still be subject to stigmatization. The objective of this study is to assess to what extent and how cannabis users in different …

Intergroup contexts of classrooms have an influence on mainstream and ethnic belonging of youth of immigrant descent. Based on the normative reference group theory, a higher level of ethic identification is expected in classrooms with a higher proportion of co-ethnic youth and, based on constrict theory, …

Basic motor competencies (BMC) are a prerequisite for children to be physically active, participate in sports and thus develop a healthy, active lifestyle. The present study provides a broad screening of BMC and associations with age, sex, body mass index (BMI) and extracurricular physical activity (PA) …

We investigate the relationship between firm performance and patterns of exploration and exploitation dynamics under conditions of environmental turbulence. Adopting a contingency perspective, we develop arguments on how environmental turbulence moderates the effects of the simultaneous or sequential …

Tijdens het project is onderzoek gedaan naar de problemen die voorkomen bij het innemen, testen, repareren en vermarkten van elektronica. Momenteel is bij kringloopwinkels en vergelijkbare organisaties veel onduidelijkheid over ingenomen elektronica. Vragen zoals Wat is het? Is het de moeite en kosten …

This booklet shows the urban metabolism of five different cities around the globe. From small, Venice, to extra large, New York. We took the city as the human body; integral, dependent on multiple organs and based on comprehensive flows. Mobility, typology, nature and history go hand in hand in the total …

This paper assesses the impact on firm innovation of combining alliance-specific and partner-specific attributes within a firm’s alliance portfolio. In a panel data analysis of the innovation performance of 119 firms operating in the pharmaceutical industry during 1985–2007, we test whether firm’s alliance …