A (semi-)closed greenhouse is a novel greenhouse with an active cooling system and temporary heat storage in an aquifer. Air is cooled, heated and dehumidified by air treatment units. Climate in (semi-)closed greenhouses differs from that of conventional open greenhouses. The aims of our research were …

This research is conducted in Ghana for Aqua Vitens Rand Limited, acting as operator of the water systems of the Ghana Water Company Ltd. This research was part of the minor Development Cooperation from the The Hague University of Applied Sciences. The research consisted of a field trip of 7 weeks to …

It all began with ̈Celebration® Karneval® ̈ from Westhoff, a Calibrachoa mix consisting of three different colours. The result in red, yellow and blue was so convincing that it became the trend-setter for what nowadays is marketed under the name "combi-pots". These are colourful combinations, either …

Het doel van dit project is het verbeteren van de dracht en biodiversiteit van wilde bijen in de omgeving van St. Isidorushoeve. De resultaten van dit project kunnen in de toekomst als pilot dienen voor het verbeteren van de bijendracht in heel Nederland.

This thesis is an analysis of the increasing impact of strong fluctuating prices of raw materials on specific investment costs of renewable and new energies technologies. It studies the interaction between the investment cost for power plants and the real material prices

A new CPV system with a static linear Fresnel lens, silicon PV module suitable for concentrated radiation and an innovative tracking system is integrated in a greenhouse covering. The basic idea of this horticultural application is to develop a greenhouse for pot plants (typical shadow plants) which …