The study by the methods of infrared spectroscopy of the stretching and twisting vibrations of chemical bonds in functional groups of organic compounds contained in grains of maize inbred lines - C. N. Radenovic; G. V. Maksimov; V. V. Shutova; N. S. Delic; M. V. Milenkovic; M. D. Pavlovic; M. V. Beljanski (Plant Physiology and Genetics, 2018)