Turdieva Feruzakhon Tirkashboyevna. “Improvement of Seed Yield of Leaf Lettuce (Lactuca Sativa L. Var. Crispa) Varieties in the Soil and Climate Conditions of Andijan Region”. Texas Journal of Agriculture and Biological Sciences, vol. 11, Dec. 2022, pp. 28-31, https://zienjournals.com/index.php/tjabs/article/view/2942.