Vol 10, No 1 (2020): Vol 10 (2020): january

(1)  Karimova Aziza Mahommadrezaevna (Samarkand Institute of Economics and Service ,Uzbekistan , Uzbekistan)

(1)  Мahsudov Muhammadbek Dilshodbek ugli ( Mаster student in the Tashkent Institute of Irrigation and Agricultural Mechanization Engineers , Uzbekistan)
(2)  Khakimova Shokhidakhon Abdilxodievna (Student in the Tashkent Institute of Irrigation and Agricultural Mechanization Engineers , Uzbekistan)