Plant Disease Notes

Blueberry rust on leaves
Symptoms of Thekopsora minima on older southern highbush blueberry leaves (growth from the previous year) in a cultivar trial. (A-C). Symptoms and signs on adaxial (D), abaxial (E) leaf surfaces, and rust pustules on old (F) and younger leaf tissue (G). Microscopic observation of urediniospores dry mounted (H), and wet mounted (I).
  1. Tsuchida, C. T., Mauzey, S. J., Hatlen, R.,Miles, T.D., Koike, S.T. 2018. First Report of Pythium Root Rot caused by Pythium mastophorum on Parsley in the United States. Plant Dis. 102: 1671.

  2. Shands, A.C., Crandall, S.G., Ho, T., Miles, T.D. 2018. First Report of Leaf Rust on Southern Highbush Blueberry caused by Thekopsora minima in California. Plant Dis. 102:1171.

  3. Shands, A.C. Crandall, S.G., Miles, T.D. 2018. First Report of Leaf Rust on California Blackberry (Rubus ursinus) caused by Kuehneola uredinis in California. Plant Dis. 102:682.

  4. Shands, A.C., Crandall, S.G., and Miles, T.D. 2017. First report of the ability of Olpidium virulentus to vector Blueberry Mosaic Associated Virus (BlMaV) on southern highbush blueberry in California. Plant Disease 101:1683.

  5. Shands, A.C., Yamagata, J., Wright, A., and Miles, T.D. 2016. First report of Phytophthora cinnamomi causing root rot of southern highbush blueberry in California. Plant Disease 100: 537. [ Link ]

  6. Cerda, J., and Miles, T.D. 2016. First report of leaf rust caused by Uromyces probus on Sisyrinchium bellum in California. Plant Disease 100: 523.

  7. Miles, T. D., Woodhall, J., Miles, L.A. and Wharton, P.S. 2013. First report of a binucleate Rhizoctonia (AG-A) from potato stems infecting potatoes and sugar beets in the Pacific Northwest. Plant Disease 97: 1657. 

  8. Miles, T.D., Fairchild, K., Kirk, W., and Wharton, P.S. 2013. First report of boscalid and penthiopyrad-resistant isolates of Alternaria solani causing early blight of potato in Michigan. Plant Disease 97: 1655. [ Link ]

  9. Sadowsky, J., Miles, T. and Schilder, A.M.C. 2011. First report of stem rot caused by Calonectria colhounii (anamorph: Cylindrocladium colhounii) on greenhouse-grown blueberries in the United States. Plant Disease 95:187.

  10. Schilder, A.M.C. and Miles, T. 2011. First report of blueberry leaf rust caused by Thekopsora minima on Vaccinium corymbosum in Michigan. Plant Disease 95: 768. [ Link ]

  11. Miles, T., Woelk, C., Rojas, A., and Schilder, A.M.C. 2011. First report of Pythium root rot in blueberry in the United States. Plant Disease 95: 614. [ Link ]

  12. Miles, T, and Schilder, A.M.C. 2009. First report of grape root rot caused by Roesleria subterranea on grapes in Michigan. Plant Disease 93: 765. [ Link ]