Summary
Residues of lead arsenate, DDT, and other persistent pesticides may be in soil where orchards once grew and homes now stand. This report discusses how to investigate former pesticide use and current pesticide residues on your property, soil and water sampling and testing, and what to do about elevated pesticide residue levels.

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Pesticide safety and education, Flowers, shrubs and trees, Berries and fruit, Hazelnuts and nut crops, Fruit trees