Diseases of Fruit Plantation Medicinal and Aromatic Crops

Little leaf

Causal organism: Phytoplasma
Symptoms

• The leaf size reduction which is a major symptom
• The number of lveases Internodal length decreases.
• Floral parts converted into foliage parts or leaves.
• Stunting of plants. Vector is leaf hoppers
Etiology

• primary sources of inoculum: Infected host with weed plants.
• Secondary sources of inoculum: Leaf hopper vectors
Epidemiology

• Suseptable host
• Favorable environmental condition
Management

• Early identification and destruction
• Recomended NPK application
• Summer months deep plouing
• Chemicals: Dimethoate 0.2 % or Imidacloprid 0.05 %.