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Summary: Short piece of the actor George Robey showing how to spray potatoes with Burgundy Mixture to prevent blight, Britain, June 1918.
Description: Burgundy Mixture is a mix of copper sulphate with soda, shown being poured into a spraying wagon and sprayed onto the fields. Robey helps a farmer mix the fluid. A back-carried hand sprayer is used for smaller plantations. A blighted potato is the result of failing to spray properly. The film ends with Robey intoning "Let Us Spray".