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Table 3 Spray equipment used in drift events, all crops and tree fruit only, 2000–2015

From: Examining the role of wind in human illness due to pesticide drift in Washington state, 2000–2015

Equipment All crops Tree fruit
n (%) n (%)
Ground sprayer 170 (67.5) 134 (88.7)
Aerial 58 (23.0) 13 (8.6)
Chemigation 9 (3.6)
Soil injector 4 (1.6)
Backpack sprayer 3 (1.2)
Fumigator 1 (0.4)
Dip tank or tray 1 (0.4) 1 (0.7)
Unknown 6 (2.4) 3 (2.0)
Total 252 (100) 151 (100)