Standards that define the quality of seeds of agricultural crops, along with setting certain requirements, allow the cultivation of high quality seeds and serve to introduce new varieties in objectively successful production.
Sh.S.Kozubaev, M.Turabkhodzhaeva, V.N.Shpilevsky "Standardization of seeds of agricultural crops and the need to improve it»//- №11.- 2005 year. "Agriculture of Uzbekistan" J.
M.Turobxodjaeva, Sh.Kozubaev, R.Egamberdiev. "The role of standards in seed production and seed production" // "Agriculture of Uzbekistan" magazine. -2014. -33 pages.
Sh.Kozubaev, M.Turabxodjaeva, V.N.Shpilevskiy. "Standardization of semen" // "Agriculture of Uzbekistan" J-№7, -Tashkent, 2004.