EHLERT, Detlef; ALGERBO, Per-Anders. Ertragskartierung bei Kartoffeln. agricultural engineering.eu, [S. l.], v. 55, n. 6, p. 436–437, 2000. DOI: 10.15150/lt.2000.1991. Disponível em: http://195.37.233.11/landtechnik/article/view/2000-55-6-436-437. Acesso em: 3 mai. 2024.