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Chernozem (/ ˈ tʃ ɜːr n ə z ɛ m / CHUR-nə-zem), [a] also called black soil, regur soil or black cotton soil, is a black-colored soil containing a high percentage of humus [3] (4% to 16%) and high percentages of phosphorus and ammonia compounds. [4] Chernozem is very fertile soil and can produce high agricultural yields with its high ...
This type of soil is black in colour. These soils are also called as regur soils. In the north-western found Deccan Plateau. [5] The soil is suitable for growing cottons, due to which it is also known as black cotton soil. It is believed that the climatic conditions along with the parent rock material are the important factors for the formation ...
Terra preta (Portuguese pronunciation: [ˈtɛʁɐ ˈpɾetɐ], literally "black soil" in Portuguese), also known as Amazonian dark earth or Indian black earth, is a type of very dark, fertile anthropogenic soil found in the Amazon Basin.
This is a list of U.S. state soils. A state soil is a soil that has special significance to a particular state. Each state in the United States has selected a state soil, twenty of which have been legislatively established. These official state soils share the same level of distinction as official state flowers and birds.
United States map of the Black American population from 1900 U.S. Census There were few alternative jobs in the Black Belt region. When factories opened or retooled to supply the war effort in World War II, and the military draft was introduced, large numbers of African American farmers left for the army or cash-paying jobs in nearby or distant ...
From colonial times to the early twentieth century, much of the Lower South had a black majority. Three Southern states had populations that were majority-black: Louisiana (from 1810 until about 1890 [52]), South Carolina (until the 1920s [53]), and Mississippi (from the 1830s to the 1930s [54]).
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The Carnatic region shown on an 1897 map of India. The Carnatic region is the peninsular South Indian region between the Eastern Ghats and the Bay of Bengal, in the erstwhile Madras Presidency and in the modern Indian states of Tamil Nadu and southern coastal Andhra Pradesh.