Biodiversity of soil beneficial arthropods in olive groves of different crop systems in three regions in Greece

Eleftheria Kapaxidi, Maria Chatzaki, George Partsinevelos, Filitsa Karamaouna, Dimitrios Papachristos, Styliani Malliaraki, Aikaterini Angelaki, Chrysoula Manolaraki, Georgia Giakoumaki, Spyridonas Reppas