Excerpt from Prediction of Spray Behavior Above and Within a Forest Canopy This material is reproduced with the permission of the usda Expanded Douglas-fir Tussock Moth Research and Development Program, which provided funding for this study.
John W. Barry, usda Forest Service Forest Insect and Disease Management (pigum) Methods Application Group; Bruce Grim, u.s. Army Dugway Proving Ground; and Robert Ekblad, usda Forest Service Missoula Equipment Development Center, provided technical assistance during this study. John W. Barry provided pigum pilot project data for model validation and field notes.
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