Cabbage(白菜) Cole(油菜)
Cabbage （白菜） Cole (油菜）
Nutrient Roles and Deficiency Symptoms. Potassium) Function: Activator of enzymes Contributors to osmotic potential Deficiency Symptoms Necrotic lesions(dying spots) First appear on older leaves, tips and margins of leaves die first
Nutrient Roles and Deficiency Symptoms: (Potassium) ➢ Function: • Activator of enzymes; • Contributors to osmotic potential ➢ Deficiency Symptoms • Necrotic lesions (dying spots) • First appear on older leaves, tips and margins of leaves die first
Nutrient Roles and Deficiency Symptoms:(Sulfi Absorbed forms: SO42- So2 HSO Function: Structure of amino acids, vitamins, etc Deficiency Symptoms General chlorosis throughout the entire leaf
Nutrient Roles and Deficiency Symptoms: (Sulfur) ➢ Absorbed forms: SO4 2- ; SO2 H2SO4 ➢ Function: Structure of amino acids, vitamins, etc. ➢ Deficiency Symptoms • General chlorosis throughout the entire leaf
Nutrient Roles and Deficiency Symptoms:Magnesiu) Absorbed ionic forms: Mg2+ Function: Present in chlorophyll Combine with atP Activator of enzymes Deficiency Symptoms Chlorosis of the older leaves
Nutrient Roles and Deficiency Symptoms: (Magnesium) ➢ Absorbed ionic forms: Mg2+ ➢ Function: • Present in chlorophyll • Combine with ATP • Activator of enzymes ➢ Deficiency Symptoms • Chlorosis of the older leaves
Magnesium deficiency
Magnesium deficiency