SIGN OF NUTRIENT DEFICIENCIES IN SOIL
Nitrogen
1. Stunted growth seen in the size and shape of the leaves.
2. Yellowing of the leaves toward the bottom of plant while those toward the top are green.
3. Leaves are pale to yellow until they get dried.
4. Formerly thick leaves becomes thinner
Excess
1. Over grown leaves
2. soft body, water and attracts insects and diseases
Phosphorus
1. The plant does not grow.
2. Leaves are pale , then turn dark green.
3. Red stains appear on the leaves, or dark red or purple at the base or middle of the leaves.
4. Leaves turn light ash green with burnt edges if the deficiency is severe.
Potassium
1. Leaves turn ash gray, especially toward the end.
2. Stems are weak, easily break such as in corn and sorghum
3. Harvest is poor
4. Edges and base of leaves appear burnt and shriveled, and turn yellow to brown among
mature leaves.