Internal necrosis in mango and internal cork in apple is due to the deficiency of?

Explanation

Internal necrosis in mango and internal cork in apple are both related to boron deficiency. Boron is an essential micronutrient for plants, playing a crucial role in cell wall formation and development. Its deficiency can lead to disorders such as internal necrosis in mango and internal cork in apple, affecting the fruit's quality and structure.