URLDate
Verified		Extra Software
Requirements
(if any)		Access
Conditions		Notes
http://dx.doi.org/10.21273/HORTSCI.19.2.297DOI Link
https://journals.ashs.org/horttech/view/journals/h[...]11/21/2019PDF Reader
http://www.stma.org/sites/stma/files/Technical_Res[...]01/23/2012PDF ReaderHosted on Sports Turf Managers Association website