Regur soil, also called black cotton soil, is formed from volcanic rocks. Learn its meaning, properties, crops grown, and regions in India.
Regur soil, also known as black soil or black cotton soil, is a fertile soil formed from the weathering of volcanic basalt rocks. It is black in color, rich in minerals like lime and iron, and has a very high water-holding capacity. Regur soil is mainly found in the Deccan Plateau region of India and is best suited for crops such as cotton, sugarcane, wheat, and soybean.
Which Soil Is Known as Regur Soil?
Regur soil is popularly known as Black Soil or Black Cotton Soil. It gets this name because it is extremely suitable for growing cotton and has a characteristic deep black to dark grey color. Regur soil is one of the most important and fertile soils found in India, especially in the peninsular region.
This soil plays a major role in Indian agriculture and is often discussed in geography, agriculture, and competitive exams.
Meaning of Regur Soil
The word ?Regur? comes from a local Indian term used by farmers to describe black, clay-rich soil.
Regur soil is:
- Heavy and clayey
- Black in color
- Rich in minerals
- Highly moisture-retentive
Because of these qualities, it is ideal for crops that need moisture over a long period.
Why Is Regur Soil Called Black Cotton Soil?
Regur soil is called Black Cotton Soil because:
- It is best suited for cotton cultivation
- It can retain moisture even during dry seasons
- Cotton roots grow well in its deep and firm structure
Farmers prefer this soil for cotton farming because it reduces the need for frequent irrigation.
Formation of Regur Soil
Regur soil is formed from the weathering of volcanic rocks, especially basalt.
Geological Origin
- Created from ancient lava flows
- Lava cooled and broke down over millions of years
- Minerals accumulated to form deep black soil
This volcanic origin is the main reason for its rich mineral content.
Areas Where Regur Soil Is Found
Regur soil is mainly found in the Deccan Plateau and surrounding regions.
Major States with Regur Soil
- Maharashtra
- Madhya Pradesh
- Gujarat
- Telangana
- Andhra Pradesh
- Karnataka
- Parts of Tamil Nadu
These regions were affected by ancient volcanic activity, which led to the formation of black soil.
Physical Characteristics of Regur Soil
Regur soil has some very unique physical properties.
Color
- Black or dark grey
- Turns lighter when dry
Texture
- Very fine and clayey
- Sticky when wet
- Hard and cracked when dry
Cracks in Summer
- Forms deep cracks during hot seasons
- Cracks help in air circulation and soil fertility
Chemical Composition of Regur Soil
Regur soil is rich in several important minerals.
Rich In
- Lime
- Iron
- Magnesium
- Alumina
- Potash
Poor In
- Nitrogen
- Phosphorus
- Organic matter
Because of this imbalance, farmers often add fertilizers to improve productivity.
Water-Holding Capacity of Regur Soil
One of the most important features of regur soil is its high water-retention capacity.
- Can hold moisture for a long time
- Reduces the need for irrigation
- Suitable for dry and semi-dry regions
This is why crops can survive even with limited rainfall.
Agricultural Importance of Regur Soil
Regur soil is extremely important for Indian agriculture.
Major Crops Grown
- Cotton (most important)
- Sugarcane
- Wheat
- Jowar
- Soybean
- Groundnut
- Sunflower
Among all these, cotton grows best in regur soil.
Advantages of Regur Soil
Regur soil has many benefits for farming.
Key Advantages
- High moisture retention
- Naturally fertile
- Does not require frequent watering
- Ideal for long-duration crops
- Self-ploughing due to cracks
These features make it farmer-friendly, especially in dry regions.
Disadvantages of Regur Soil
Despite its benefits, regur soil also has some limitations.
Major Problems
- Very sticky when wet
- Hard like stone when dry
- Poor drainage
- Difficult to plough during rainy season
Farmers must manage timing and tools carefully while cultivating this soil.
Regur Soil vs Other Soils
| Feature | Regur Soil | Alluvial Soil | Red Soil |
|---|---|---|---|
| Color | Black | Light brown | Red |
| Texture | Clayey | Loamy | Sandy |
| Water Retention | Very high | Moderate | Low |
| Best Crop | Cotton | Rice, Wheat | Millets |
Importance of Regur Soil in Indian Economy
- Supports cotton textile industry
- Helps dry-land farming
- Reduces dependence on irrigation
- Boosts agricultural output
Because cotton is a major cash crop, regur soil indirectly supports industries and exports.
Interesting Facts About Regur Soil
- Also called self-ploughing soil
- Cracks can be several centimeters deep
- Becomes extremely fertile when managed properly
- Found mostly in old volcanic regions
Conclusion
Regur soil is known as Black Soil or Black Cotton Soil. It is formed from volcanic rocks, rich in minerals, and has excellent moisture-holding capacity. Found mainly in the Deccan Plateau region, it is best suited for cotton and other crops like sugarcane and wheat.
Because of its unique properties, regur soil holds a special place in Indian geography and agriculture and remains one of the most productive soils in the country.
FAQs ? Which Soil Is Known as Regur Soil?
1. Which soil is known as regur soil?
Regur soil is known as black soil or black cotton soil.
2. Why is regur soil called black cotton soil?
It is called black cotton soil because it is highly suitable for growing cotton and has excellent moisture-retaining capacity.
3. How is regur soil formed?
Regur soil is formed from the weathering of volcanic basalt rocks.
4. Which crops are grown in regur soil?
Cotton, sugarcane, wheat, jowar, soybean, sunflower, and groundnut are commonly grown.
5. In which areas is regur soil found in India?
It is mainly found in Maharashtra, Madhya Pradesh, Gujarat, Telangana, Andhra Pradesh, Karnataka, and parts of Tamil Nadu.
6. What is the main feature of regur soil?
Its most important feature is high water-holding capacity.