Lack of nut elements

Phosphorus deficiency

Iron deficiency

Manganese deficiency

magnesium deficiency

Calcium deficiency
Potassium deficiency
Boron deficiency

Walnut diseases

Phomopsis

phytophthora

Bacterial spotting

Asphyxiation

Apical necrosis
Anthracnose

Walnut pests

red tick

It is false

Mazhaura

Walnut aphid 2

Walnut aphid
It eats apple fruits
Abalone tick
Walnut fly