Published online by Cambridge University Press: 12 June 2017
A laboratory sprayer for precision application of herbicides to pot cultures consists of a miniature compressed-air sprayer mounted as a pendulum and equipped to automatically spray a pot placed beneath the center of its arc of swing.
3 Equipment seen in 1960 by the senior author on a visit to the Chesterford Park Research Station of Fisons Pest Control Limited. Google Scholar
4 General Controls Co. Catalog No. K27LA522. Google Scholar