(Adds statement from NOC in Tripoli) By Ayman al-Warfalli May 9 Libya’s crude oil output has fallen to a trickle amid a standoff over export rights that prevented trading giant Glencore from loading a tanker. Libya’s production was down to 212,000 barrels on Monday, after the largest National Oil Corp (NOC) subsidiary, AGOCO, was forced to slash output by one-third from southeastern fields, an NOC spokesman in Tripoli said. The NOC warned that storage tanks at the eastern port of Hariga would fill up in less than three weeks if no oil is exported and that output would fall further. The dispute over exports involves the internationally backed NOC in Tripoli and a parallel version of the NOC created by a rival Libyan government in the east of the country. The eastern NOC made an unsuccessful bid to export oil last month and has since prevented a tanker from […]