A. Hu

Hu, A., Amerson, H. V., & Frampton, L. J., Jr. (1994). Isolation and growth of single genotype axenic cultures of Cronartium quercuum f. sp. fusiforme using hyphal fragments from multi-genotype stock colonies. New Forests, 8(4), 299–308.

HU, A., & AMERSON, H. V. (1991). SINGLE GENOTYPE AXENIC CULTURES OF CRONARTIUM-QUERCUUM F-SP FUSIFORME. PHYTOPATHOLOGY, 81(10), 1294–1297. https://doi.org/10.1094/Phyto-81-1294