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Crop Nutrient Deficiencies
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Flashcards
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New leaves die at the tips and leaf edges appear burnt
Calcium deficiency – add gypsum, lime, or calcium nitrate
Yellowing between leaf veins, initially in younger leaves
Magnesium deficiency – use Epsom salts or dolomite lime as a remedy
Pale, yellow leaves starting with older leaves
Nitrogen deficiency – remedy by applying nitrogen-rich fertilizers like urea or ammonium nitrate
Dark green plants with red or purple coloration, often occurring in stems
Molybdenum deficiency – correct with sodium molybdate or ammonium molybdate
Mottled or spotted leaves with irregular yellow areas
Manganese deficiency – remedy with manganese sulfate application
Stunted growth, small and narrow leaves, and reduced tillering
Copper deficiency – treat with a copper sulfate application
Bleached spots or stripes on leaves and stunted growth
Zinc deficiency – use zinc sulfate as a corrective measure
New leaves are small and pale, older leaves may be dark green
Phosphorus deficiency – remedy with rock phosphate or bone meal application
Brown spots and curled leaf tips on older leaves
Potassium deficiency – treat with potash or compost rich in potassium
Leaves are pale green or yellow with dead spots, plants appear stunted
Sulfur deficiency – remedy with application of gypsum, Epsom salts or elemental sulfur
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