RARE WILD-RESOURCE SPECIES OF ONION GROWING IN BASHKORTOSTAN UNDER INTRODUCTION CONDITIONS
Different onion (Allium) varieties are of great economic importance as foodstuff, sources of vitamins, nectar bearing, ornamental, medicinal and feed plants. The article presents the results of the study conducted at the Botanical Garden-Institute of Ufa Research Center, Russian Academy of Sciences, to find out the sustainable and promising for cultivation onion varieties to be cultivated in the South Urals region. The information on the biology of 7 rare species of the Allium genus growing in the flora of the Republic of Bashkortostan, introduced in the Botanical Garden, among them: A.delicatulum, A. flavescens, A. hymenorhizum, A. microdictyon, A. nutans, A. obliquum, A. praescissum is submitted. The morthology, seasonal growth and development regime, fruiting, the propagation capacity and introduction sustainability have been studied. It is ascertained that cultivation of rare wild-growing onions can be considered as one of the most effective ways to save this group of onion varieties.