1. Seventh Report of the Royal Commission on Environmental Pollution,1979
2. Spray application with charged rotary atomisers;Arnold,1980
3. Electrostatic spraying of crops with the APE 80;Arnold,1981
4. The principles of and new developments in ultra-low volume spraying;Bals,1969
5. The importance of controlled droplet application (CDA) in pesticide applications;Bals,1975