Research in Plant Disease

Table. 4.

Table. 4.

EC50 value (μg/ml) of several fungicides against Colletotrichum gloeosporioides causing jujube anthracnose

FungicideMinimumMeanMaximumRf valuea
Carbendazim0.001b15.97482.759>1,000
Pyraclostrobin0.0060.2291.009160.4
Fluazinam0.0020.0180.05233.5
Tebuconazole0.1170.4330.8397.2

Resistance factor (Rf) values were calculated by dividing maximum EC50 value by minimum EC50 value.

EC50 value means the concentration inhibiting mycelial growth on potato dextrose agar by 50%.

Res. Plant Dis. 2019;25:188-95 https://doi.org/10.5423/RPD.2019.25.4.188
© 2019 Res. Plant Dis.