Distribution

Distribution

    Groundnut is grown on a large scale in almost all the tropical and sub-tropical counties of the world. The most important groundnut growing countries are India, China, Sudan, Nigeria, Senegal, Zaire and U.S.A. In India, it is mostly confined to the southern Indian states, viz., Andhra Pradesh, Gujarat, Tamil Nadu, Karnataka and Maharashtra.

    Classification
    Groundnut belongs to the Leguminoseae family and the genus Arachis and the species hypogaea. All the cultivated groundnuts have been divided into two groups.
    Erect or Bunch Type: These include Arachis hypogaea subspecies fastigiata. Seed dormancy usually absent,foliage is light green in colour and matures early.

    Fig: Spanish bunch type.
    Fig: Spanish bunch type.
    Semi-Spreading and Spreading Types: These include Arachishy pogaeasub species procumbens. Seed dormancy usually present,foliage is dark green in colour and matures late.
    Fig: Virginia runner type.
Fig: Virginia runner type.

Fig: Virginia spreading type. Fig: Virginia spreading type.
Fig: Virginia spreading type.


Last modified: Monday, 23 January 2012, 6:29 AM