Category: Soil Science Tables
Fertilizers and Their Equivalent Acidity
By Agritests |
20 Jun, 2026
Leave a comment
🧪 Fertilizers and Their Equivalent Acidity S. No. Fertilizer Equivalent Acidity 1 Anhydrous Ammonia 148 (Highest) 2 Ammonium Chloride (NH₄Cl) 128 3 Ammonium Sulphate (NH₄)₂SO₄ 110 4 Ammonium Sulphate Nitrate [(NH₄)₂SO₄·NH₄NO₃] 93 5 Urea 80 – 85 6 Diammonium Phosphate (DAP) 77 7 Ammonium Nitrate (NH₄NO₃) 60 8 Mono-ammonium Phosphate (MAP) 55 (Lowest)
Carbon : Nitrogen (C : N) Ratio of Organic Materials
By Agritests |
20 Jun, 2026
Leave a comment
🌿 Carbon : Nitrogen (C : N) Ratio of Organic Materials S. No. Material C : N Ratio 1 Humus 10 : 1 2 Normal Soils 8 : 1 to 15 : 1 3 Legumes 20 : 1 to 30 : 1 4 Cereals 90 : 1 5 Farmyard Manure (FYM) 25 : 1 to […]
General Recommended Fertilizer Doses
By Agritests |
20 Jun, 2026
Leave a comment
🌾 General Recommended Fertilizer Doses (N : P : K Ratio) S. No. Crop Category Recommended N : P : K Ratio 1 Cereal Crops 4 : 2 : 1 2 Pulses Crops 1 : 2 : 1 or 1 : 2 : 2 3 Oilseed Crops 3 : 2 : 1 4 Fodder / […]
Types of Soils, Major States & Crops Grown
By Agritests |
20 Jun, 2026
Leave a comment
S. No. Type of Soil Major States / Regions Important Crops Grown 1 Alluvial Soil Gujarat, Punjab, Haryana, Uttar Pradesh, Bihar, Jharkhand Wheat, rice, sugarcane, cotton, jute 2 Black (Regur) Soil Maharashtra, Madhya Pradesh, Gujarat, Andhra Pradesh, Tamil Nadu, Krishna & Godavari valleys Cotton, sugarcane, jowar, tobacco, wheat, rice 3 Red Soil Eastern & southern […]
Soils: Nutrients Rich in and Lacking
By Agritests |
20 Jun, 2026
Leave a comment
🌍 Soils: Nutrients Rich In and Lacking S. No. Type of Soil Rich In Lacks In 1 Alluvial Soil Potash, Lime Nitrogen, Phosphorus 2 Black (Regur) Soil Lime, Iron, Magnesia, Alumina, Potash Phosphorus, Nitrogen, Organic matter 3 Red Soil Iron, Potash Nitrogen, Phosphorus, Humus 4 Laterite Soil Iron oxide, Potash Organic matter, Nitrogen, Phosphate, Calcium […]
Type of soils, States where found
By Agritests |
20 Jun, 2026
Leave a comment
Types of Soils, States where Found & Crops grown Types of Soils States Crops grown Alluvial Soils Gujarat, Punjab, Haryana, UP, Bihar, Jharkhand etc. Wheat, rice, sugarcane, cotton, jute Black (Regur soil) Maharashtra, Madhya Pradesh, Gujarat, Andhra Pradesh, Tamil Nadu, Valleys of Krishna and Godavari Cotton, sugarcane, jowar, tobacco, wheat, rice Red Eastern and southern […]