Daily Dosage - Problematic Soils - Soil Science

 Problematic Soils

1. Acid Soil: 

• 30%  of cultivated soil of india are acidic in nature
• Deficiency of Ca, Mg, K
• Toxicity of Al, Mn
• Control Measure - Lime application

2.Alkali Soil: 

• ESP > 15%, EC<4 ds/m pH:8.6-10
• Deficiency of Fe, Zn, P, Mn
• Toxicity of Na, B
• Control Measure : Application of Gypsum, Calcium, Chloride, Phosphogypsum

3.Saline Soil: 

• ESP <15%,pH:7-8.5, EC>4 ds/m
• Deficiency of Ca,K
• Toxicity of Na, Cl
• Control Measure: Application of Gypsum

4.Saline - Alkaline soil :

• ESP >15%,pH:8.5, EC>4 ds/m