Boynazarov Odil Sharofovich, Ashurov Shavkat Shodmonovich and Bobirova Madina Bobir qizi 2021. Optimal Water-Nutrient Norms and Irrigation Regimes of Fine-Fiber St-1651 Cotton Variety in Light Gray Soils of Surkhandarya Region. Texas Journal of Multidisciplinary Studies. 3, (Dec. 2021), 66–69.