Table 1.

Effects of PA on Fon mycelium growth after incubating for 5 days.

Treatment	Mycelial growth inhibition
	Colony diameter/mm	Toxicity regression equation	R2	EC50/mM L−1
0 mM PA(Control)	74.9 ± 1.27a	y = 1.31x-0.68	0.968	3.357
0.25 mM PA	69.6 ± 0.55b
0.5 mM PA	64.7 ± 1.30c
1 mM PA	54.7 ± 2.21d
2 mM PA	47.0 ± 2.10e

Letters indicate values (means ± SE, n = 3) with significant differences within the same column (P < 0.05, Duncan’s multiple range test).