Typewriter script. Originally published as 'Ackerbauliche Gesichtspunkte bei der Verwendung von Einzelkornsägeräten by Zuckerrüben, in Zucker,' 1958.
Agricultural aspects of the use of precision drills with sugar beet by H. Ludecke. Published by National Institute of Agricultural Engineering in 1958. Publication and catalogue information, links to buy online and reader comments.