PT - JOURNAL ARTICLE AU - R.W. Baxendale AU - W.T. Johnson TI - Update Note Concerning Horticultural Oil Concentrations for Verdant Use AID - 10.48044/jauf.1989.011 DP - 1989 Feb 01 TA - Arboriculture & Urban Forestry (AUF) PG - 51--52 VI - 15 IP - 2 4099 - http://auf.isa-arbor.com/content/15/2/51.short 4100 - http://auf.isa-arbor.com/content/15/2/51.full SO - JOA1989 Feb 01; 15 AB - Previous work has provided evidence that verdant use of 3% horticultural oil is a highly effective means of controlling a wide range of arthropod pests. Results given here indicate that in most cases equally good control may be obtained using Sunspray 6E oil at the 2% level.