1. Assessment of Error Sources in Measurements of Field pH: Effect of Operator Experience, Test Kit Differences, and Time-Of-Day. Issue 3 (4th February 2018) Authors: Robinson, Nathan J.; Norng, Sorn; Rees, David B.; Benke, Kurt K.; Davey, Michelle Journal: Communications in soil science and plant analysis Issue: Volume 49:Issue 3(2018) Page Start: 269 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗