Patna: Makhana is an “extraordinary blessing” for the poor in Bihar, and the state has emerged as the world’s leading centre for makhana production, covering 35,000–40,000 hectares of cultivation area, Union Agriculture Minister Shivraj Singh Chouhan said on Saturday. The minister said that earlier, Makhana was produced in nearly 3,000 hectares. Participating in ‘Makhana Mahotsav.