MALVERN, Pa., April 15, 2011 /PRNewswire/ -- Liberty Property Trust (NYSE: LRY) will host its first quarter results conference call on Tuesday, April 26, 2011, at 1:00 p.m. ET. The US/Canada dial-in number is (888) 870-2815 and the international dial-in number is (706) 643-7691. The passcode needed