1. Anonymous, 1986. Nozzle Selection Handbook. British Crop Protection Council, Farnham, Surrey, UK, 40pp.
2. Comparisons of spray droplet size, pesticide deposition and drift from ultralow-volume, low-volume and dilute pesticide application on apple;Barrat;Plant Dis.,1981
3. Base gallonage per acre;Buyers;Virginia Fruit,1971
4. Effect of apple tree size and canopy density on spray chemical deposit;Byers;Hortscience,1984
5. Cross, J.V., 1991. Deposits on apple leaves from medium volume, low volume and very low volume spray applications with an axial fan sprayer. BCPC Monograph No. 46, Air-Assisted Spraying in Crop Protection, pp. 263–268.