Question: Little leaf in mango and cashew is due to deficiency of? (IBPS AFO 2015)
Options:
Phosphorus
Zn
Calcium
Iron
✅Explanation: Zn (Zinc). The condition known as "Little leaf" in mango and cashew is often associated with a deficiency of zinc (Zn). Zinc is an essential micronutrient for plants, and its deficiency can lead to various symptoms, including the characteristic reduction in leaf size, which is why it's referred to as "Little leaf."
🔑Key Points:
– Zinc deficiency is favored by high soil pH; low organic matter soils with high soil pH; cool, wet soil; and high phosphorus fertilizer applications in soils.
✏️ Examples:
– Little leaf in mango, litchi and cashew.
– Fern leaf in potato
– Khaira in paddy
– Mottle leaf in citrus