G‘ulom Tajibayev et al. 2025. Analysis Of Ecological Variability In Grain Yield Of Bread Wheat (Triticum Aestivum L.) Varieties Under The Conditions Of Karakalpakstan. The American Journal of Agriculture and Biomedical Engineering. 7, 09 (Sep. 2025), 30–33. DOI:https://doi.org/10.37547/tajabe/Volume07Issue09-05.