Tikka disease of groundnut is caused by… (IGKV- – CET 2024)

✅Explanation: Tikka disease, also known as leaf spot, is a common fungal disease of groundnut caused by two species of the genus Cercospora:
-Cercospora arachidicola
-Cercospora personata
These fungi infect the leaves, stems, and pegs of the groundnut plant, causing characteristic dark spots or lesions surrounded by a yellow halo. Severe infections can lead to defoliation, reduced photosynthesis, and significant yield losses.

📌 Other Options Explanations:
-(A) Aspergillus: Aspergillus is a genus of fungi that can cause various diseases in plants and animals.
-(B) Puccinia: Puccinia is a genus of fungi that causes rust diseases in various crops.
-(D) Fusarium: Fusarium is a genus of fungi that can cause wilt and root rot diseases in many plants.

🔑Key Points:
-Tikka disease of groundnut is also known as Leaf spot disease.
-The causal organism of tikka disease is the organism of the Cercospora genus namely Cercospora personata and Cercospora arachidicola.
-According to a survey, tikka disease can cause epidemics in all groundnut-growing countries, including the United States, China, India, etc.