The Almeria’s tomato value chain is currently reducing its competitiveness due to high production and processing costs as well as the maintenance of selling prices and the increase of competitors. Therefore, the purpose of this study was to assess the Almeria’s tomato value chain in order to identify …

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 …

Cost price efficiency is key in competing in the modern horticultural industry. Over the past four years I came to realize that bulb cultivation and the cultivation of bulb flowers is accompanied by major risks, as it is difficult to fine tune the product’s quality. Seasonal influences affect bulb growth, …

There are two aims of this thesis; one is selecting 2n pollen producers from F1 hybrids of T. gesneriana x T. fosteriana tulip hybrids crossing experiment. Furthermore, to test one year old tulip seedlings for ploidy levels of the F1 progenies in order to determine the result of the function of the 2n …