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A model of spray drift for the 21st Century - Defra

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Ground deposit, ml/m2<br />

Ground deposit, ml/m2<br />

3.5<br />

3<br />

2.5<br />

2<br />

1.5<br />

1<br />

0.5<br />

0<br />

XR nozzle<br />

1.4<br />

1.2<br />

1<br />

0.8<br />

0.6<br />

0.4<br />

0.2<br />

0<br />

Ground deposit<br />

0 5 10<br />

Distance downwind, m<br />

15 20<br />

Air induction<br />

nozzle<br />

Airborne <strong>spray</strong>, ml/m2<br />

25<br />

20<br />

15<br />

10<br />

5<br />

Ground deposit<br />

Airborne <strong>spray</strong> 2 m downwind<br />

0<br />

0 0.2 0.4 0.6 0.8 1 1.2 1.4 1.6 1.8 2<br />

Height above ground, m<br />

0 5 10<br />

Distance downwind, m<br />

15 20<br />

Airbrorne <strong>spray</strong>, ml/m2<br />

6<br />

5<br />

4<br />

3<br />

2<br />

1<br />

0<br />

Airborne <strong>spray</strong> at 2 m downwind<br />

0 0.5 1<br />

Height above ground, m<br />

1.5 2

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