 HOUSTON--BUSINESS WIRE--Natural Resource Partners L.P. NYSE: NRP plans to report its first quarter 2022 financial results before the market opens on Thursday, May 5, 2022. Management will host a conference call beginning at 9:00 a.m. ET to discuss the results. To register for the conference call please use this link After registering, a confirmation will be sent via email and include dial in details and unique conference call codes f 