“…Our literature review reveals that in the context of agriculture, ontologies are used for four main purposes: As means to share vocabularies and integrate data (e.g., [6,18]), for knowledge search and exploration [17][18][19]21,25,33], for system interoperability (e.g., [20,22,30]), and for decision support and automation (e.g., [32,50]). The evaluation of ontologies with these different purposes requires focusing on different ontology aspects, i.e., it calls for the evaluation of different ontology levels: the lexical, vocabulary, or data level, the hierarchy or taxonomy level, the semantic relations level (other than hierarchical), and the context level [44].…”