NEW DELHI: Finance Minister Nirmala Sitharaman on Saturday said the Aviation Ministry will launch the Krishi Udan scheme to assist farmers in transporting agricultural products so that it improves their "value realisation". "Krishi Udan will be launched by the Ministry of Civil Aviation on international and national routes. This will immensely help improve value realisation (on agricultural products), especially in the north-east and tribal districts," said Sitharaman during her budget  ..