V. K. AGARWAL, B. P. SINGH AND. Effect of fungicide and Rhizobium seed treatment on nodulation in soy bean. Indian Phytopathology, India, v. 43, n. 3, p. 467–469, 2002. Disponível em: http://epubs.icar.org.in/index.php/IPPJ/article/view/22631. Acesso em: 3 nov. 2025.