IFFCO's nano (liquid) DAP fertiliser has been launched for commercial sale at Rs 600 per 500 ml bottle, less than half of the current price of conventional DAP (di-ammonium phosphate).The liquid farm inputs will help increase quality and quantity of agriculture production, and also help in conserving soil health. One bag of conventional DAP (50 kg) costs Rs 1,350. The benefits of using liquid fertilisers include soil conservation, higher crop yield, and easy transportation and storage, besides reducing import bills.