The center of origin (for class 9 to 12) The concept of centers of origin was first proposed by the Russian scientist Nikolai Vavilov(1887-1943).One of his mission was to collect plant related germplasm for National Plant Breeding Projects. During his exploration Vavilov found that plant diversity tends to concentrate around specific regions .He proposed that these concentration of high variability indicated the regions where the domestication of crops began .Vavilov identified eight primary centers of origin and plant diversity. Following are the eight centers. a. China b. India/ indo china c. Central Asia d. Near East e. Coast of the Mediterranean Sea f. Ethiopia g. South Mexico and Middle America h. ...