Futures contracts of coriander on NCDEX rose nearly 2% as investors covered their short positions after the May contract hit a seven-month low of 4,640 rupees per 100 kg earlier. The May contract was up 1.64%. A fall of 2,150 tn in open interest in the contract at 16,200 tn indicated short covering.Prices, however, are likely to fall in the short term as daily arrivals may hit 25,000 bags by next week.