India, April 16 -- A closely-watched urea tender in India-the world's top buyer of the nitrogen-based fertiliser-drew offers near $1,000 a tonne, in a fresh sign of how the war in Iran is sending prices for the crop nutrient surging. Aramco Trading and Ameropa Asia were among more than two dozen suppliers offering the crop nutrient to the South Asian nation as high prices following the conflict add urgency to stockpiling ahead of a key planting season. Indian Potash Ltd, which imports the crop nutrient for the government, received offers for 3.29 million tonnes (mt) against a 1.5 mt tender for the west coast, with prices between $935 and $1,136 a tonne, according to people familiar with the matter. For the east coast, submissions totaled 2....