The Role Of Crossbreeding and Hybrids in Selection Work

Normatov Ruzibek Jurakul o’g’li (Termez branch of TSAU Assistant of the department Zooengineering, veterinary and silkworm breeding)
Bobomurodov Murodjon Khojimurotovich (Senior teacher, Termez branch of TSAU Department of Zooengineering, Veterinary and Silkworm Breeding)
Normatov Jurabek Abdulla o’g’li (Student ,Termez branch of TSAU)
Khamzaev Temur Yigitalievich (Student , Termez branch of TSAU)
Sayfullaev Asror Anvar o’g’li (Student ,Termez branch of TSAU Silk and mulberry education)

IJHCS
Vol. 3 No. 2 (2021): IJHCS

The use of population-created populations using analytical selection is of great benefit to selection. These varieties, in many respects, surpass the original material from which they originated. However, in the selection varieties created as a result of selection of natural populations, some features of the original material are preserved. In most of them, features such as high productivity and disease resistance are low