Siqueira, José Oswaldo, and David H. Hubbell. “Effect of Organic Substrates on Germination and Germ Tube Growth of Vesicular-Arbuscular Mycorrhizal Fungus Spores <i>in vitro< I>”;. Pesquisa Agropecuaria Brasileira 21, no. 5 (April 17, 2014): 523–527. Accessed November 18, 2025. https://apct.sede.embrapa.br/pab/article/view/14812.