The design of a prototype apple harvester von Le Flufy, M.J.

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Harvest trials with a prototype apple harvester von Le Flufy, M.J

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Apple Harvesting by a Combing Technique von M. J. Le Flufy

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Speed control of a combine harvester to maintain a specific level of measured threshing grain loss von Le Flufy, M.J., Stone, G.T.

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