Affiliation: | 1.S. Yu. Yunusov Institute of the Chemistry of Plant Substances, Academy of Sciences of the Republic of Uzbekistan, 77 M. Ulugbek St., Tashkent, Uzbekistan, 100170 ;2.Tashkent Institute of Irrigation and Agricultural Mechanization Engineers, 39 Kary Niyazi St., Tashkent, Uzbekistan, 100000 ; |