0 a way of covering crops with chemicals in order to kill harmful insects and diseases, sometimes from an aircraft
Half these representations were not confined to aerial spraying, but concerned crop spraying in general.
The peak of the 1967 crop spraying season is now past.
Part of the strategy includes crop spraying, which is causing major hazards to the health of local communities, and to the environment.
No inquiry into accidents involving crop spraying aircraft over the last six years has pointed to a pilot being affected by pesticide poisoning.
In those places crop spraying from the air is indispensable.
The use of crop spraying helicopters, however, must be regulated.
Many of us have witnessed crop spraying from the air.
Regular fruit-farming, crop spraying and pruning has ceased.