Pesticides in rainfall and air in Italy.

The presence of pesticide residues in rain, throughfall, stemflow and in ambient air in two Italian forests affected by the forest damage phenomenon were investigated. Pesticides measured were: alachlor, atrazine, carbaryl, 2,4-D, diazinon, dichlobenil, fluazifop-butyl, MCPA, parathion, phorate and trifluralin. Rainwater samples were collected from May to October 1988 at Vallombrosa and Renon, air and atmospheric particulates were sampled during April-June 1989, only at Vallombrosa.