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Black soil is also known as black cotton soil or the regur soil. Most states of India which includes Maharashtra, Madhya Pradesh, Gujarat, Andhra Pradesh and some parts of Tamil Nadu are covered by the black soil. Black cotton soil is clayey in nature and is widely used for the purpose of agriculture.
Why black soil is called black soil?
Black soil is also referred to as regular soil or cotton soil in India. As per international standards, it is known as ‘Tropical Chernozems’. Black soil is the third major group of soil found in India. As the name suggests, the soil appears black, and hence it has gained its name as black soil.
Which soil is known as black soil 10?
Black soil is also known as regur soil.
Is another name of black soil?
Black soil is also known as black cotton soil or the regur soil.
Where is black soil found?
Black soils are derivatives of trap lava and are spread mostly across interior Gujarat, Maharashtra, Karnataka, and Madhya Pradesh on the Deccan lava plateau and the Malwa Plateau, where there is both moderate rainfall and underlying basaltic rock.
What is black cotton soil?
Black cotton soils are inorganic clays of medium to high compressibility and form a major soil group in India. They are characterized by high shrinkage and swelling properties. The Black cotton soils is very hard when dry, but loses its strength completely when in wet condition.
What is called Regur soil?
Complete Answer:Black soil is also called Regur soil and the reason why it is called black soil is due to its colour being black. The black soil is also ideal for growing cotton and this soil can be typically seen in the Deccan trap region which has basalt spread over North West Deccan plateau.
What are the five characteristics of Black soil?
What are the characteristics of black soil? Clayey texture and are highly fertile. Rich in calcium carbonate, magnesium, potash, and lime but poor in nitrogen and phosphorous. Highly retentive of moisture, extremely compact and tenacious when wet. Contractible and develops deep wide cracks on drying.
Which soil is known as cotton soil 10?
Black soil is called cotton soil because cotton is a well-grown crop on the black soil which grows very well.
Is black soil rich in nitrogen?
Chemically, the black soils are rich in lime, iron, magnesia and alumina. They also contain potash. But they lack in phosphorous, nitrogen and organic matter. The colour of the soil ranges from deep black to grey.
What is another name of black soil which crop is commonly grown on black soil?
The black soils are also called regur (from the Telugu word Reguda) and black cotton soils because cotton is the most important crop grown on these soils.
What is Black soil made up of?
Black Soil is formed as a result of denudation of lava-flow rocks. They contain large quantities of lime, potash, aluminium, magnesium. They are deficient in phosphorus, nitrogen and organic matter. Black Soil is highly retentive of moisture, and become sticky when wet.
Which state has maximum Black soil?
1) The state-wise areal distribution of black soils (Table 3) indicated that out of the total area under black soils, the highest percentage is in Maharashtra (27%) followed by Madhya Pradesh (21.3 %), Gujarat (11.5%), Karnataka (9.2 %), Andhra Pradesh (7.1 %) and Chhattisgarh (5.6 %).
What is Black soil used for?
Black Earth is rich in nutrients. It improves poor and sandy soils, while enhancing water and nutrient retention. The mix contains black earth (hummus), compost manure and lime. Enrich with a good compost and use in your flowerbeds and vegetable garden.
What grows in black cotton soil?
It is mainly known as black cotton soil because this soil is most suitable for the cotton crop. Along with cotton, the soil is suitable for the cultivation of crops like groundnut, wheat, tobacco, chillies, and jowar.
Is black soil clay?
Black cotton soil (mainly found in India),is an expansive type soil, mainly consists of montmorillonite type clay mineral. @Saranya Natarajan- Black cotton soils (BCS), especially in India, is a type of clay which predominantly contains “Montmorillonite mineral”.
Is black soil clay soil?
Black soil is also known as black lava soil. This soil black in color. It is formed from lava rocks and is rich in clay. Suitable Crops: It is ideal for growing crops such as cotton, sugarcane, tobacco, wheat, millets, and oilseeds.
Which soil is called regular soil Why?
Black soil is also known as regur soil. It is essentially found in the lava covered areas of Maharasthra, Karnataka etc. The word regur originates from the latin word regurgitare which means to overflow.
Which is regular soil?
Regur soil is that soil which is made up of extremely fine i.e. clayey material. Features: Capacity to hold moisture that makes it ideal for growing cotton. Rich in soil nutrients such as calcium carbonate, magnesium, potash and lime.
What is black or regur soil?
Also known as regur soil, black soil is ideal for growing cotton and is known as black cotton soil. They are rich in soil nutrients, such as calcium carbonate, magnesium, potash and lime. The black soils are made up of clayey soil, well-known for their capacity to hold moisture.
What are three important features of black soil?
It is fine textured and clayey in nature. It has high amounts of lime, iron, magnesium and generally low quantities of phosphorus, nitrogen and organic matter. It is black in colour since it is formed from weathered lava rocks. It has up to 50% clay content and therefore is highly retentive of water.
What is the main drawback of black soil?
Kharif in dependable rainfall areas (750mm-1250mm/yr) means considerable loss of water through runoff, considerable loss of nutrients, considerable soil erosion and loss of one crop. Black soil have low fertility and are poor in organic matter, nitrogen, available phosphorous and zinc.
What is black soil Class 8?
Black soil is black or dark brown. It is due to the presence of organic matter and clay content along with chemicals and metals like iron and potassium in the soil which make it fertile. This soul is considered to be the best for agricultural purposes.
