1. Application methods for crop protection chemicals;Ripper;Ann. appl. Biol.,1955
2. Reduction of active ingredient dosage by selecting appropriate droplet size for the target;Bals;Br. Crop Protection Council Monogr. No. 22,1978
3. ULV Application and Formulation Techniques;Maas,1971
4. The scope for the use of controlled drop application (CDA) on large cereal growing farms;Byass,1976
5. Atomization of liquids by means of rotating cups;Hinze;J. appl. Mech.,1950