Which of the following iron-rich varieties of rice is grown in the Brahmaputra valley of Assam, without the use of any chemical fertilizer?

The correct answer is Red rice. Non-basmati rice exports increase to Rs 26,058 crore during April-Jan The country's non-basmati rice exports have increased to Rs 26,058 crore during April-January 2020-21 as against Rs 11,543 crore in the same period last fiscal, according to the commerce ministry. Agricultural and Processed Food Products Export Development Authority (APEDA) Chairman M Angamuthu told several measures have been taken in terms of ensuring safety and hygiene while ensuring that rice exports continue uninterrupted. "During April -January 2020-21, the shipment of non-Basmati rice witnessed an impressive spike. The non-basmati rice exports were Rs 26,058 crore (USD 3,506 million) during April-January 2021 against Rs 11,543 crore (USD 1,627 million) reported during April-January 2020 period. The first consignment of 'red rice' was flagged off to the US. The iron-rich 'red rice' is grown in the Brahmaputra valley of Assam, without the use of any chemical fertilizer.