The Epidemiology of Purple Leaf Blotch on Leeks in Victoria, Australia

@article{Suheri2004TheEO,
  title={The Epidemiology of Purple Leaf Blotch on Leeks in Victoria, Australia},
  author={Herman Suheri and Tyrone Price},
  journal={European Journal of Plant Pathology},
  year={2004},
  volume={107},
  pages={503-510}
}
The incidence of purple leaf blotch disease was investigated on seven successive commercial leek crops grown at Cranbourne, Victoria between 1996 and 1997. First symptoms occurred on older leaves, 54–69 days after transplanting. Lesions with typical symptoms were colonised by either Alternaria porri (6%), Stemphylium vesicarium (42%) or mixtures of both pathogens (52%). Purple leaf blotch was caused by a disease complex and was endemic at nobreak Cranbourne due to the continuous cropping of… CONTINUE READING