Cotton is one of the most important fibre crops playing a key role in economic and social affairs of the world. It is the oldest among the commercial crops of the world. It is cultivated in every part of the world. It is a warm season crop. 

    It is grown chiefly for its fibre used in the manufacture of cloth for mankind. It is also used for several other purposes like making threads, for mixing in others fibres and extraction of oil from the cotton seed. Cotton seed cake after extraction of oil is good organic manure.