THE EFFECT OF MAGNESIUM IN CHEMICAL EQUILIBRIUM FORMS OF POTASSIUM AND THE GROWTH OF YELLOW CORN IN TOW SOILS OF DIFFERENT TEXTURE : THE EFFECT OF MAGNESIUM IN CHEMICAL EQUILIBRIUM FORMS OF POTASSIUM AND THE GROWTH OF YELLOW CORN IN TOW SOILS OF DIFFERENT TEXTURE . (2025). Iraqi Journal of Market Research and Consumer Protection, 17(3), 59-71. https://jmracpc.uobaghdad.edu.iq/index.php/IJMRCP/article/view/544