Table1.

Preparation of the sand matrix prior to introduction in the arena (15 g of sterile dry sand per arena, 14 replicates per treatment. The groups of 50 termites (45 workers + 5 soldiers) were introduced within 2 h after the last treatment and their survivorship was monitored daily for 60 days after introduction).

sand treatment	day 0	day 15
control	2.6 ml carton suspension + 0.2 ml 0.05% Tween80	0.2 ml 0.05% Tween80
Streptomyces #2338	2.6 ml carton suspension + 0.2 ml Streptomyces #2338 suspension (105 cells per gram of dry sand)	0.2 ml 0.05% Tween80
Metarhizium anisopliae	2.6 ml carton suspension + 0.2 ml 0.05% Tween80	0.2 ml of M. anisopliae suspension (104 conidia per gram of dry sand)
Streptomyces #2338 + M. anisopliae	2.6 ml carton suspension + 0.2 ml Streptomyces #2338 suspension (105 cells per gram of dry sand)	0.2 ml of M. anisopliae suspension (104 conidia per gram of dry sand)