Question: Khaira disease of rice is due to ________
Options:
Zn deficiency
Cu deficiency
Fe deficiency
N deficiency
📚 Key Points
→ Khaira Disease in Rice Plants
Khaira disease in rice is caused by Zinc (Zn) deficiency.
🍃 Key Details:
➤ Initial symptoms include yellow spots on leaves, which later turn into brown spots.
➤ These spots appear on the upper side of the leaves.
➤ The disease can occur in both the nursery and the main field.
📌 Important Points:
➤ Khaira disease of rice was first reported in India at Pantnagar, Uttarakhand, by Y.L. Nene.