Rabi, Kharif, and Zaid are the three cropping seasons.I. Rabi crops (Winter crops): These are sown in winter from October to December. Harvested in summer from April to June. Important crops are wheat, barley, mustard, peas, gram, etc. II. Kharif crops (Crops of the rainy season): These are sown with the onset of monsoon (June-July) and are harvested in September-October. Important crops are rice, maize, millets, jowar, bajra, tur (arhar), moong, urad, cotton, jute, groundnut, and soya bean. III. Zaid season: It is a short cropping season during the summer months (mainly between March-April and June-July in different parts of the country). Important crops are watermelon, musk melon, cucumber and fodder crops, etc.