Research Suggests Glyphosate Lowers pH of Dicamba Spray Mixtures Below Acceptable Levels Aug 15, 2019 News Release KNOXVILLE, Tenn. – A University of Tennessee Institute of Agriculture study published in the Journal of Weed Technology found that mixing glyphosate with formulations of dicamba consistently lowered the pH of the… Environment / Farm & Food / AgResearch / Extension / Plant Sciences, Department of / UTIA Posts pagination Newer Page 1 … Page 20 Page 21