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

Botanical Studies

Table 1 Effect of four liquid cultures of soil fungi from the first selection on incidence of Phytophthora blight of pepper caused by Phytophthora capsici ^a

Isolate	Inoculation site^b
	Upper leaf surface (treated surface)		Lower leaf surface (non-treated surface)
	Infection rate (%)	Lesion size (mm)	Infection rate (%)	Lesion size (mm)
KVF-1	50	6 b	100	12 a
KVF-2	20	3 c	90	4 c
KVF-5	70	7 b	100	8 b
KVF-6	70	7 b	90	7 b
Medium (control)	100	11 a	100	12 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.