Citrus is originated in South East Asia. It comprises Kinnow, Oranges, Lime and Lemon; these are major fruit crops of Punjab. Kinnow is cultivated throughout North India. In India, Citrus is third largest fruit crop after Banana and Mango. Citrus fruits are important source of Vitamin C. Punjab, Rajasthan, Haryana, Himachal Pradesh, Jammu and Kashmir and Uttar Pradesh are major Kinnow growing states.