This Book highlited about the D square analysis, Genetic Divergence, PCA analysis, correlation and path coefficient analysis in Finger millet. Finger millet (Eleusine coracana Gaertn.) commonly known as African millet or ragi, is one of the important food crops and largely grown in southern states of India. It is the most important small millet cultivated in more than 25 countries in Africa and Asia. India is the major producer in Asia and in India, it is widely grown in the states of Karnataka, Tamil Nadu, Andhra Pradesh, Maharashtra, Orissa, Gujarat, Jharkhand, Uttar Pradesh, Madhya Pradesh and Uttarakhand. In India, it is cultivated on 1.3 M ha, with a production of 1.59 Mt and a productivity of 1.7 t ha-1 while in Andhra Pradesh it is grown in an area of 41,000 ha with a production of 45,000 t and a productivity of 1.19 t ha-1 (Ministry of Agriculture, 2013).