Some measurements of the performance of an experimental quality grading machine for potatoes /
Porteous, R. L.,author.
Muir, A. Y.,M. Phil.,author.
Scottish Institute of Agricultural Engineering.
"Not for publication."--on the title page.
"Scottish Institute of Agricultural Engineering."--at the head of the cover.
Report dated January 1986.
Includes bibliographical references (page 9).
Potatoes