Bell K. S., Roberts J., Verrall S., Cullen D. W., Williams N. A., Harrison J. G., Toth I. K., Cooke D. E. L., Duncan J. M., Claxon J. R. (1999) Detection and quantification of Spongospora subterranea f. subterranea. in soils and on tubers using specific PCR primers. European J. Plant Pathol. 105: 905–915
Bulman S. R., Marshall J. W. (1998) Detection of Spongospora subterranea in potato lesions using the polymerase chain reaction (PCR). Plant Pathol. 47: 759–766
Braselton J. P. (1995) Current status of the plasmodiophorids. Crit. Rev. Microbiol. 21: 263–275
Braselton J. P. (2001) Plasmodiophoromycota. In: The Mycota, VII, Part A., (Eds. D. J. McLaughlin, E. G. McLaughlin and P. A. Lemke). Springer-Verlag, Berlin, 81–91
Cavalier-Smith T., Chao E.E.-Y. (2003) Phylogeny and classification of phylum Cercozoa (Protozoa). Protist 154: 341–358
Corliss J. O. (1994) An interim utilitarian (“user-friendly”) hierarchical classification and characterization of the protists. Acta Protozool. 33: 1–51
Dylewski D. P. (1990) Phylum Plasmodiophoromycota. In: Handbook of Protoctista, (Eds. L. Margulis, J. O. Corliss, M. Melkonian, D. J. Chapman and H. I. McKhann). Jones and Bartlett Publishers, Boston, 399–416
Falloon R. E. (2008) Control of powdery scab of potato; towards integrated disease management. Am. J. Pot. Res. 85: 253–260
Falloon R. E., Wallace A. R., Braithwaite M., Genet R. A., Nott H. M., Fletcher J. W., Braam W. F. (1996) Assessment of seed tuber, in-furrow and foliar chemical treatments for control of powdery scab (Spongospora subterranea f. subterranea) of potato. NZ. J. Crop Hort. Sc. 24: 341–353
Falloon R. E., Curtin D., Lister R. A., Butler R. C. (2004) The obligate soilborne pathogen Spongospora subterranea affects host (Solanum tuberosum) root function. Proc. 3rd Australasian Soilborne Diseases Symposium, (Eds. K. Ophel Keller and B. Hall). South Australian Research and Development Institute, Adelaide, 30–31
Falloon R. E., Merz U., Lister R. A., Wallace A. R., Hayes S. P. (2005) Morphological enumeration of resting spores in sporosori of Spongospora subterranea. Conference Handbook, 15th Biennial Conference of the Australasian Plant Pathology Society, 269
Falloon R. E., Merz U., Lister R. A., Wallace A. R., Lamberts R., Hayes S. (2006) Morphology of Spongospora subterranea sporosori assists enumeration of resting spore inoculum. Proc. 4th Australasian Soilborne Diseases Symposium, (Eds. R. E. Falloon, M. G. Cromey, A. Stewart, E. E. Jones). ISBN 978-086476-171-6: 70–71
Falloon R. E., Merz U., Lister R. A., Wallace A. R. (2007) Numbers of resting spores determined in sporosori of Spongospora subterranea. Proc. of the 16th Biennial Australasian Plant Pathology Conference, 141–142
Falloon R. E., Merz U., Lister R. A., Wallace A. R. (2010) Morphology enumerates resting spores in collections of Spongospora subterranea sporosori. Proc. 13th Congress of the Mediterranean Phytopathological Union. Petria 20: 293–294
Harrison J. G., Searle R. J., Williams N. A. (1997) Powdery scab disease of potato – a review. Plant Pathol. 46: 1–25
Karling J. S. (1981) Woronina leptolegniae n. sp., a plasmodiophorid parasite of Leptolegnia. Nova Hedwigia 35: 17–24
Kole A. P. (1954) A contribution to the knowledge of Spongospora subterranea (Wallr.) Lagerh., the cause of powdery scab of potatoes. Tijdschrift over Plantenziekten 60: 1–65
Jones D. (1978) Scanning electron microscopy of cystosori of Spongospora subterranea. Tr. Brit. Mycol. Soc. 70: 292–293
Jones R. A. C., Harrison B. D. (1969) The behaviour of potato moptop virus in soil, and evidence for its transmission by Spongospora subterranea (Wallr.) Lagerh. Ann. Apppl. Biol. 63: 1–17
Karling J. S. (1968) The Plasmodiophorales. 2nd ed. Hafner Publishing Co, New York, USA, 256 pp.
Lahert H., Kavanagh J. A. (1985) The fine structure of the cystosorus of Spongospora subterranea, the cause of powdery scab of potato. Can. J. Bot. 63: 2278–2282
Lister R. A., Falloon R. E., Curtin D., Butler R. C. (2004) Spongospora subterranea reduces host (Solanum tuberosum) growth. Proc. 3rd Australasian Soilborne Diseases Symposium, (Eds. K. Ophel Keller and B. Hall). South Australian Research and Development Institute, Adelaide, 135–136
Maier I., Parodi E., Westermeier R., Müller D. G. (2000) Maullinia ectocarpii gen. et sp. nov. (Plasmodiophoea), an intracellular parasite in Endocarpus siliculosus (Ectocarpales, Phaeophyceae) and other filamentous brown algae. Protist 151: 225–238
Merz U. (1989) Infectivity, inoculum density and germination of Spongospora subterranea resting spores. Bull. OEPP 19: 123–127
Merz U. (1997) Microsopical observations of the primary zoospores of Spongospora subterranea f. subterranea. Plant Pathol. 46: 670–674
Merz U. (2008) Powdery scab of potato – occurrence, life cycle and epidemiology. Am. J. Pot. Res. 85: 241–246
Merz U., Falloon R. E. (2009) Review: powdery scab of potato – increased knowledge of pathogen biology and disease epidemiology for effective disease management. Pot. Res. 52: 17–37
Merz U., Walsh J. A., Bouchek-Mechiche K., Oberhaensil T., Bitterlin W. (2005a) Improved immunological detection of Spongospora subterranea. Eur. J. Plant Pathol. 111: 371–379
Merz U., Jaquiéry P.-Y., Keiser A., Oberhaensli T., Walsh J. A. (2005b) Powdery scab – tools for an integrated control ap proach. Proc. 16th Triennial Conference of the European Association of Potato Research, 129–131
Osborn T. G. B. (1911) Spongospora subterranea (Wallroth) Johnson. Ann. Bot. 25: 327–343.
Qu X., Kavanagh J. A., Egan D., Christ B. J. (2006) Detection and quantification of Spongospora subterranea f. subterranea by PCR in host tissue and naturally infested soils. Amer. J. Potato Res. 83: 21–30
Qu X., Christ B. J. (2006) The host range of Spongospora subterranea f. subterranea in the United States. Amer. J. Potato Res. 83: 343–347
Snee R. D. (1981) Graphical display and assessment of means. Biometrics 37: 835
Spurr A. R. (1969) A low-viscosity epoxy resin embedding medium for electron microscopy. J. Ultrastructure Res. 26: 31–43
van der Graaf P., Lees A. K., Cullen D. W., Duncan J. M. (2003) Detection and quantification of Spongospora subterranea in soil, water and plant tissue samples using real-time PCR. Eur. J. Plant Pathol. 109: 589–597
Walsh J. A., Merz U., Harrison J. G. (1996) Serological detection of spore balls of Spongospora subterranea and quantification in soil. Plant Pathol. 45: 884–895
Ward L. I., Beales P. A., Barnes A. V., Lane C. R. (2004) A real-time PCR assay based method for routine diagnosis of Spongospora subterranea on potato tubers. J. Phytopathol. 152: 633–638
Weisstein E. W. (2009a) Sphere. From MathWorld – a Wolfram Resource. http://mathworld.wolfram.com/Sphere.html
Weisstein E. W. (2009b) Ellipsoid. From MathWorld – a Wolfram Resource. http://mathworld.wolfram.com/Ellipsoid.html