the disclosure relates to the use of electromagnetic field energy in methods and apparatus for treatment of plant products . the energy can be in the form of pulsed emf or continuous emf waves . the methods and apparatus are applicable , for example , in a variety of plant products including the treating of corn , soybeans , peas , wheat , wheat flour , and durum pasta and in a variety of industrial processes including wet and dry milling and refining operations . the methods and apparatus in particular embodiments relate to the drying of corn with potential for high energy efficiency while achieving advantageous , high quality dried corn , with a low to very low level of cracks .