Pigeon pea is one of the most important legume crop. Pigeon pea commonly known as "red gram' or "arhar" is very old crop of this country. After Chick pea, arhar is the second most important pulse crop in India. Pigeon pea is partially cross pollinated crop with diploid chromosome number 2n=2x=22 Pigeon pea [Cajanus cajan (L.) Millspaugh] is a short-lived perennial shrub that is traditionally cultivated as an annual crop in developing countries. There has been an increase in food demand for pigeon pea during the last two decades. Between 1981-83 and 2001-03, global consumption of Pigeon pea...