Important nutrient deficiency symptoms

Molybdenum

• ·       Whip tail in cauliflower
• ·       Browning in cauliflower
• ·       Downward cupping in radish
• ·       Scald of leaves
• ·       Yellow spot in citrus

Potassium

• ·       Drying black tips of shoots

Manganese

• ·       Grey speck of oats
• ·       Speckled yellows of sugar beet
• ·       Marsh spots of peas : Manganese deficiency
• ·       Pahala blight of sugarcane
• ·       Frenching of Tung trees
• ·       Interveinal chlorosis in apple and citrus

Copper

• ·       Die back of shoots in citrus
• ·       Little leaf in citrus
• ·       Rough bark and cracking in apple
• ·       Reclamation disease in cereals

Boron

• ·       Browning or hollow stem of cauliflower
• ·       Heart rot of sugar beet and Marigold
• ·       Top sickness of tobacco
• ·       Snake heads in walnuts
• ·       Internal necrosis in mango
• ·       Hen and chicken disorder of grape fruit
• ·       Corking and pitting of fruits in tomatoes
• ·       Internal necrosis in aonla
• ·       Brown heart of turnip
• ·       Fruit cracking of tomato and pomegranate
• ·       Crown choking in coconut

Zinc

• ·       White bud of maize
• ·       Khaira disease of rice
• ·       Apple (bitter pit)
• ·       Leaf bronzing in litchi
• ·       Little leaf in mango, Little leaf in litchi, Little leaf in cashew
• ·       Frenching on citrus
• ·       Leaf scorch in mango
• ·       Excess of cl ions in water/ or excess of MOP

Nitrogen

• ·       Buttoning in cauliflower 

O2 deficiency & excess of Zn

• ·       Tip burn of rice

Water

•       Jonathan spot of apple

Oxygen

·       Black heart of potato