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Table 4 Effectiveness of different solvents to extract substances, from mycelium powder of Humicola phialophoroides KVF-2 B6, capable of reducing disease incidence of Phytophthora blight of pepper caused by Phytophthora capsici a

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

Solvent Inoculation site
Upper leaf surface (treated surface) Lower leaf surface (non-treated surface)
Infection rate (%) Lesion size (mm) Infection rate (%) Lesion size (mm)
Water 10 1 30 5
50% ethanol 0 0 50 3
95% ethanol 0 0 50 7
Methanol 60 6 90 13
Acetone 30 3 80 10
Hexan 50 5 70 10
Medium (water) 90 12 100 13
  1. 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.