URLDate
Verified		Extra Software
Requirements
(if any)		Access
Conditions		Notes
http://sturf.lib.msu.edu/article/2016feb.pdf#page=1206/07/2016PDF ReaderItem is within a single large file
http://read.dmtmag.com/i/628092-february-2016/1202/23/2016Adobe FlashItem is within a single large file
http://wstma.org/resources/Documents/2017%20Volume[...]02/02/2018PDF ReaderItem is within a single large file; Talk Turf reprint; Variant title "Fertilizer 101: Basics you should know"