Importance of Sandy Soil for Agriculture
What is Sandy Soil?
Sandy soil is composed of large particles that allow for quick drainage and aeration. It has a low water-holding capacity and is usually low in nutrients. While sandy soils can be challenging for farming, they can support certain crops that thrive in well-drained conditions with proper soil management.
Importance of Sandy Soil
- Good Drainage: Sandy soil drains quickly, preventing waterlogging.
- Easy to Work With: It is light and easy to cultivate.
- Warmth Retention: Sandy soil warms up quickly, extending the growing season.
- Requires Soil Amendments: Organic matter and fertilizers help improve fertility.
Minimum Nutrient Levels and pH of Sandy Soil
- pH Level: Typically ranges from 5.5 to 7.0.
- Nutrient Levels: Low in nitrogen, phosphorus, and potassium.
- Drainage: Highly permeable, leading to quick drying.
Common Crops Grown in Sandy Soil
Indian Crops
| Crop |
NPK Requirements |
pH Range |
| Groundnut |
N: 30 kg/ha, P: 60 kg/ha, K: 30 kg/ha |
5.5 - 7.0 |
| Millet |
N: 40 kg/ha, P: 20 kg/ha, K: 20 kg/ha |
5.5 - 7.0 |
| Carrot |
N: 90 kg/ha, P: 50 kg/ha, K: 80 kg/ha |
5.8 - 6.5 |
| Watermelon |
N: 50 kg/ha, P: 30 kg/ha, K: 50 kg/ha |
5.8 - 6.8 |
Foreign Crops
| Crop |
NPK Requirements |
pH Range |
| Asparagus |
N: 80 kg/ha, P: 40 kg/ha, K: 60 kg/ha |
6.0 - 7.0 |
| Peanuts |
N: 30 kg/ha, P: 60 kg/ha, K: 40 kg/ha |
5.5 - 6.5 |
| Pineapple |
N: 100 kg/ha, P: 50 kg/ha, K: 100 kg/ha |
5.5 - 6.5 |
| Grapes |
N: 120 kg/ha, P: 60 kg/ha, K: 80 kg/ha |
5.5 - 6.5 |