Selection of hybrids and determination of sowing time of repeat culture of broccoli in Uzbekistan

The results of the various testing and the timing of planting broccoli ( Brassica oleracea L. var. italica Plenck) are presented in cultivation in a repeat culture in Uzbekistan. Of the tested 7 hybrids of broccoli and one hybrid of cauliflower, the most productive was the hybrid of broccoli Hallmark F1. The features of agricultural practices for crop cultivation and biological changes all prototypes. Of the 6 tested planting dates from July 25 to August 15, the highest yield was formed for the planting period of July 5-15. The last acceptable date of landing was August 5.