Multiple resistance-activating substances produced by Humicola phialophoroides isolated from soil for control of Phytophthora blight of pepper

Botanical Studies

Table 3 Comparison of ability of supernatant and mycelium pellet of liquid culture of Humicola phialophoroides KVF-2 B6 to reduce disease incidence of Phytophthora blight of pepper caused by Phytophthora capsici ^a

Treatment	Inoculation site^b
	Upper leaf surface (treated surface)		Lower leaf surface (non-treated surface)
	Infection rate (%)	Lesion size (mm)	Infection rate (%)	Lesion size (mm)
Original culture	0	0 c	90	6 b
Supernatant	50	7 b	70	9 b
Mycelium pellet
Sonification	30	4 bc	30	4 c
Grinding	10	1 c	30	2 c
Liquid medium (control)	100	15 a	80	11 a

^aFour leaves were treated with a liquid culture on the upper side daily for 3 days before inoculation on the 4th day on two upper leaves and two lower leaves.
^bValues followed by the same letter in the same column are not significantly different using Fisher’s least significant difference test at P = 0.05.