SCHMITZ, Martin. Bodenfeuchtemessung. agricultural engineering.eu, [S. l.], v. 55, n. 3, p. 228–229, 2000. DOI: 10.15150/lt.2000.1890. Disponível em: http://195.37.233.11/landtechnik/article/view/2000-55-3-228-229. Acesso em: 6 mai. 2024.