This thesis investigates the vulnerability of the crop production towards extreme weather events in the Drentsche Aa Catchment Area in the future years (From 2085 to 2115) and attempts to find the best solution for dealing with the vulnerability. The main method that has been used is literature study …

Although previous research programs have yielded valuable knowledge that can help sugar beet growers to innovate farming processes, actual transfer of this knowledge to the growers so far is lacking. Currents ways of knowledge transfer do not match learning styles, personal traits or the social environment …

Field experiments were carried out in 1991 and 1992 on sandy soil highly infested with the potato cyst nematode Globodera pallida. Half the trial area was fumigated with nematicide to establish two levels of nematode density. Three levels of soil compaction were made by different combinations of artificial …