Even after taking account of the low seed viability (32.6%), and thus the potential near 1/3 dilution effect of any effective changes in the seed germination rates, only P80 at 10 mg/L and O70 at both 10 and 20 mg/L would be likely to have any slight effect of increased germination (ca. 10.5% to 13.7, 15.0 and 12.2%, respectively)(Fig. 4A).