Macronutrients N P K Ca Mg S Micronutrients

����� ��� Macronutrients : N, P, K, Ca, Mg, S Micronutrients : Fe, Mn, Zn, Cu, B, Mo, Cl

������� 10% reduction in growth Adequate zone Growth Transition zone Deficient zone Critical conc. Conc. of nutrient in plant tissue Toxic zone

������� n Active absorption / symplast n Passive absorption / apoplast

Nitrogen Deficiency Symptoms : ������ (chlorosis) ������� Sugarcane )deficient plants on left, normal plants on right( Sugarcane )left branch normal(

Nitrogen Deficiency Symptoms : Corn Cotton

Nitrogen Deficiency Symptoms : Sorghum Soybeans

Phosphorus Deficiency Symptoms : ������������ (necrosis) ���� Sugarcane Citrus

Phosphorus Deficiency Symptoms : Corm Cotton

Phosphorus Deficiency Symptoms : Grapes Potato

Phosphorus Deficiency Symptoms : Sorghum Soybeans

Potassium Deficiency Symptoms : �������������� Sugarcane Cashew

Potassium Deficiency Symptoms : Chillies Corn

Potassium Deficiency Symptoms : Cotton Grapes

Potassium Deficiency Symptoms : Onion Orange

Potassium Deficiency Symptoms : Pepper Peanut

Potassium Deficiency Symptoms : Rice

Potassium Deficiency Symptoms : Soybean Tobacco

Calcium Deficiency Symptoms : ����������� Sugarcane Tomato

Magnesium Deficiency Symptoms : ������������ �� Sugarcane Citrus

Magnesium Deficiency Symptoms : Corn Cotton

Magnesium Deficiency Symptoms : Grapes Orange

Magnesium Deficiency Symptoms : Pepper Soybeans

Sulfer Deficiency Symptoms : ����������������� Cabbage Sugarcane

Sulfer Deficiency Symptoms : Corn Cotton

Sulfer Deficiency Symptoms : Rice Tomato

Iron Deficiency Symptoms : ����������� ����� Sugarcane )interveinal chlorosis on younger leaves( Sugarcane )whitish chloritic condition (

Iron Deficiency Symptoms : Citrus Coffee

Iron Deficiency Symptoms : Corn Peanuts

Iron Deficiency Symptoms : Soybeans Tomato

Manganese Deficiency Symptoms : ������������ Sugarcane Citrus

Manganese Deficiency Symptoms : Coffee Cotton

Manganese Deficiency Symptoms : Rice Soybeans

Zinc Deficiency Symptoms : ����������������� Sugarcane Citrus

Zinc Deficiency Symptoms : Cotton Rice

Zinc Deficiency Symptoms : Soybeans Wheat

Copper Deficiency Symptoms : ���������� ���� Sugarcane Citrus

Copper Deficiency Symptoms : Corn Onion

Copper Deficiency Symptoms : Peanuts Wheat

Molybdenum Deficiency Symptoms : ����������������� Sugarcane Cauliflower

Chloride Deficiency Symptoms : Wheat

Boron Deficiency Symptoms : ����������� Almond Sugarcane

Boron Deficiency Symptoms : Canola Cauliflower

Boron Deficiency Symptoms : Clover Peanuts

������� � n Infection n Nodulation n N 2 fixation

��� ������ n Root / shoot n Rhizosphere n Root system Factor effecting to root growth and penetration n n Root measurement technique