Rev.; Caption title.; HTTP version last updated August 1997, based on 1994 ed.; Includes bibliographical references.; Production funding provided as a member service by the Turfgrass Council of North Carolina.
Cover title.; "NC State University - College of Agriculture & Life Sciences."; "This publication was adapted from Water Quality and Sprayer and Spreader Calibration, WQWM-152."; "11/01"--P. .; Includes bibliographical references (p. ).