Journal of Horticulture
Open Access

Ashraf Y

Publications

• Research Article
  Survey and Pathogenicity of Black Spot Disease of Rose in Pakistan
  Author(s): Yasin NA, Ahmed S, Khan WU and Ashraf YYasin NA, Ahmed S, Khan WU and Ashraf Y
  
  Black spot disease has become a serious constraint for successful cultivation of rose crop in Pakistan and rest of the world. The current research was conducted to identify the causal pathogen and respective disease severity in 4 districts of province Punjab, Pakistan. The most prominent symptoms of disease included formation of purple to black spot (5-15 mm) with/without yellow margins especially on older leaves. Mortality of infected plants was also observed in severely infected plants. It was observed that Diplocarpon rosae was the casual organism of this disease. The greenhouse experiment revealed variation in pathogenicity of different pathogenic strains.   .. View More»
  DOI: 10.4172/2376-0354.1000189

  Abstract PDF

Relevant Topics