Lower concentrations of ESC-11 were
obtained by 10-fold dilutions. Concentrations of suspensions werebecauseWilliamson et al. (1999)reported that mixing ESC-11 with
1% aluminum potassium sulfate, TBZ, or imazalil reduces the viability of ESC-11. One percent alum and 1% aluminum ammonium
sulfate also reduces the viability of ESC-11 (unpublished, Mauricio
Guzmán, CORBANA, Costa Rica