12065 Calcium/Magnesium Ratios and Red or White Lime for Cotton Production

Thursday, January 6, 2011: 1:45 PM
International 5 & 6 (Atlanta Marriott Marquis)
David J. Dunn , University of Missouri - Delta Center
Gene Stevens , University of Missouri - Delta Center
Andrea Jones , University of Missouri - Delta Center
An investigation of the effects Ca:Mg ratio on plant nutrient uptake and yield of cotton was conducted at the University of Missouri-Delta Center, Portageville, MO. Different rates of gypsum (CaSO4) and epsom salt (MgSO4) were applied to plots to create Ca:Mg ratios ranging from 3.8 to 11.7