From May 26 to May 30 2024, Dr Lying Wang and her two colleagues from the Hebei Academy of Agriculture and Forestry Science (HAAFS), partner working together in WP 3.2, visited WUR. Among the activities, a workshop with the WUR and HAAFS colleagues involved in this task was organized to discuss the development of DSS’s for fertigation on greenhouse vegetables. In addition, some Dutch greenhouses growers were visited, that use the virtual lysimeter in real practice.