Citation: Fs. Manongi et Jh. Hoffmann, THE INCIDENCE OF PARASITISM IN TRICHILOGASTER-ACACIAELONGIFOLIAE (FROGGATT) (HYMENOPTERA, PTEROMALIDAE), A GALL-FORMING BIOLOGICAL-CONTROL AGENT OF ACACIA-LONGIFOLIA (ANDR) WILLD (FABACEAE) IN SOUTH-AFRICA, African entomology, 3(2), 1995, pp. 147-151