Combinations suitable for agricultural use can include (I) a nematode-antagonistic biocontrol agent and (II) one or more agents selected, independently of each other, from any one of (A) to (H): (A) at least one fungicide; (B) at least one insecticide; (C) at least one synthetic nematicide; (D) bacterium of the genus Bacillus; (E) Harpin; (F) Isoflavones; (G) Plant growth regulators; and/or (H) Plant activators.